Add your latest resume to match with open positions.

19 results for Medical Customer Service Specialist in Walnut, CA

Medical Insurance Collections Specialist

Van Nuys, CA
onsite
Temporary to Hire
24.12 - 30.8 USD / Hourly
Join a mission-driven healthcare team where your expertise directly impacts patient care and organizational success. We are seeking an experienced Hospital Medical Collections Specialist to support revenue cycle operations in a fast-paced hospital environment. This Hospital Medical Collections Specialist opportunity is ideal for a detail-oriented professional with a strong background in hospital billing, insurance follow-up, and complex claims resolution across inpatient and outpatient accounts. In this role, you will play a critical part in maximizing reimbursement, resolving denied and underpaid claims, and partnering with internal teams to improve financial outcomes. The ideal candidate thrives in a collaborative environment, understands payer regulations, and is highly skilled in navigating hospital collections with urgency and accuracy.What You’ll Do<ul><li>Drive resolution of outstanding hospital claims by reviewing account status, contacting payers, and securing timely reimbursement.</li><li>Manage collection activity across a diverse portfolio of insurance plans, including Medicare Managed Care, Medi-Cal Managed Care, commercial payers, and HMO/PPO products.</li><li>Research denied and underpaid claims, identify root causes, and prepare compelling appeals with supporting documentation.</li><li>Handle both inpatient and outpatient hospital billing accounts while ensuring compliance with payer requirements and contractual guidelines.</li><li>Analyze payment activity, billing edits, and account trends to identify reimbursement barriers and implement corrective actions.</li><li>Maintain thorough and accurate documentation of payer communication, follow-up activity, and account resolution steps.</li><li>Collaborate closely with billing, coding, and revenue cycle teams to resolve claim discrepancies and improve collection performance.</li><li>Adapt to department workflows and support Collector I-level processes and training initiatives as needed.</li></ul>What We’re Looking For<ul><li>Proven experience in hospital billing and medical collections within an acute care or healthcare revenue cycle environment.</li><li>Strong understanding of managed care plans, denial management, appeals, and payer follow-up processes.</li><li>Experience working with inpatient and outpatient hospital claims.</li><li>Excellent analytical, communication, and problem-solving skills.</li><li>Ability to prioritize workload, meet deadlines, and work efficiently in a high-volume environment.</li><li>Strong attention to detail and commitment to accuracy.</li></ul>
2026-06-12T00:00:00Z

Medical Insurance Collections Specialist

North Hollywood, CA
onsite
Temporary / Contract
23.01 - 31.23 USD / Hourly
A respected hospital in the San Fernando Valley is seeking an experienced and results-driven Hospital Medical Collections Specialist to join its revenue cycle team. This role is ideal for a motivated professional with a strong background in hospital collections, payer follow-up, and denial resolution. The ideal candidate will play a key role in accelerating reimbursements, reducing aging accounts receivable, and ensuring accurate resolution of inpatient and outpatient claims across a variety of payer sources.The hospital is open to candidates with 2+ years of medical collections experience, particularly within an acute care or hospital setting.Key Responsibilities<ul><li>Perform comprehensive follow-up on outstanding hospital accounts to secure accurate and timely reimbursement from insurance carriers and third-party payers</li><li>Review inpatient and outpatient claims to identify billing issues, denials, payment delays, and underpayments, and take proactive steps toward resolution</li><li>Manage collection efforts across multiple payer types, including Medicare Managed Care, Medi-Cal Managed Care, commercial insurance plans, HMOs, and PPOs</li><li>Prepare and submit appeals, reconsiderations, and supporting documentation for denied or improperly processed claims</li><li>Research and resolve account discrepancies by reviewing billing records, remittance advice, payer correspondence, and claim history</li><li>Collaborate with billing, coding, admissions, and clinical departments to correct claim issues and improve reimbursement outcomes</li><li>Maintain accurate and detailed documentation of collection activity, payer communications, and account status updates</li><li>Monitor assigned accounts to reduce aging AR and improve overall collection performance</li><li>Support departmental goals related to cash collections, denial management, and revenue cycle efficiency</li></ul>
2026-06-05T00:00:00Z

Medical Biller/Collections Specialist

Los Angeles, CA
onsite
Temporary to Hire
24 - 28.99 USD / Hourly
A Federally Qualified Health Center (FQHC), is seeking an experienced Medical Biller/Collector to join their revenue cycle team. This Medical Biller/Collector will be responsible for billing, follow-up, and collections activities to ensure timely reimbursement from insurance carriers, government payers, and patients. The ideal candidate for the Medical Biller/Collector role will have strong knowledge of medical billing processes, payer guidelines, and accounts receivable follow-up. Key Responsibilities: Submit accurate and timely medical claims to insurance carriers and government payers Follow up on unpaid, denied, or underpaid claims and resolve billing discrepancies Work accounts receivable reports and maintain collection efforts to reduce outstanding balances Investigate claim rejections and denials, and take corrective action for resubmission or appeal Post payments, adjustments, and denials as needed Communicate with payers, patients, and internal staff regarding billing questions and account resolution Maintain compliance with billing regulations, payer requirements, and organizational policies Support revenue cycle activities including claims review, payment reconciliation, and account research Document collection activity and account status updates accurately in the billing system
2026-06-12T00:00:00Z

Customer Service Representative

Monrovia, CA
onsite
Temporary / Contract
20 - 22 USD / Hourly
Robert Half has great ongoing opportunities for professional Customer Service Representatives. In this role you will maintain solid customer relationships by handling their questions and concerns with speed and professionalism. Responsibilities include receiving and placing telephone calls, filing and some data entry. For immediate consideration apply today!· Assist customers in Spanish and English over the phone · Receiving and placing customer service telephone calls· Maintaining solid customer relationships by handling questions and concerns with speed and professionalism· Resolving customer complaints, managing database records, drafting status reports on customer service issues· Data entry and research as required to troubleshoot customer problems
2026-06-04T00:00:00Z

Customer Service Representative

Glendale, CA
onsite
Temporary / Contract
20 - 22 USD / Hourly
Robert Half has great ongoing opportunities for professional Customer Service Representatives. In this role you will maintain solid customer relationships by handling their questions and concerns with speed and professionalism. Responsibilities include receiving and placing telephone calls, filing and some data entry. For immediate consideration apply today!· Assist customers in Spanish and English over the phone· Receiving and placing customer service telephone calls· Maintaining solid customer relationships by handling questions and concerns with speed and professionalism· Resolving customer complaints, managing database records, drafting status reports on customer service issues· Data entry and research as required to troubleshoot customer problems
2026-06-04T00:00:00Z

Customer Service Representative

Rowland Heights, CA
onsite
Temporary to Hire
22.8 - 25.4 USD / Hourly
We are looking for a Customer Service Representative to support daily customer operations in California. This contract opportunity with potential for a permanent position is ideal for someone who enjoys balancing customer communication, order-related coordination, and accurate system updates in a busy office setting. The person in this role will help maintain product availability, partner with internal teams to keep deliveries on schedule, and provide responsive service across a high volume of inquiries. Responsibilities: • Monitor inventory status and confirm product availability to help meet customer order needs. • Coordinate with shipping personnel to track outbound orders and support timely delivery performance. • Enter and update customer and order information with a high degree of accuracy using alphanumeric data systems. • Respond to a steady flow of inbound calls and provide helpful, attentive assistance to customers. • Use Microsoft Dynamics AX to locate item details, verify product records, and support order-related questions. • Assist with order entry activities and maintain organized records for customer transactions. • Communicate with internal departments to resolve service issues and keep customers informed of order progress. • Support day-to-day administrative tasks that contribute to efficient customer service operations.
2026-06-10T00:00:00Z

Customer Service Representative

Irvine, CA
onsite
Temporary to Hire
20.9 - 22 USD / Hourly
We are looking for a Customer Service Representative to support clients in the health pharm/biotech industry from our California location. This contract opportunity with permanent potential is ideal for someone who thrives in a fast-moving environment and enjoys guiding customers through questions, orders, and service concerns with professionalism and care. The person in this role will act as a dependable point of contact, coordinate with internal teams to bring issues to resolution, and help maintain a high standard of service for every interaction. Responsibilities: • Manage customer inquiries by phone and email, providing accurate information and a responsive service experience. • Take ownership of customer concerns from initial contact through final resolution, partnering with internal departments to ensure timely follow-up. • Process orders, support shipping and delivery updates, and assist with customer account setup activities as needed. • Use multiple business systems throughout the day to document activity, review account details, and complete service-related tasks. • Escalate recurring service issues or customer dissatisfaction to management with clear and timely feedback. • Contribute to assigned projects and provide support for additional operational needs as business demands change. • Maintain detailed and accurate records while handling data entry and customer documentation with care. • Support workload demands that may occasionally require overtime based on team or business needs.
2026-06-10T00:00:00Z

Customer Service Representative

Pasadena, CA
onsite
Temporary / Contract
20 - 22 USD / Hourly
Robert Half has great ongoing opportunities for professional Customer Service Representatives. In this role you will maintain solid customer relationships by handling their questions and concerns with speed and professionalism. Responsibilities include receiving and placing telephone calls, filing and some data entry. Apply today for immediate consideration. · Receiving and placing customer service telephone calls· Maintaining solid customer relationships by handling questions and concerns with speed and professionalism· Resolving customer complaints, managing database records, drafting status reports on customer service issues· Data entry and research as required to troubleshoot customer problems
2026-06-04T00:00:00Z

Customer Service Manager

Saugus, CA
onsite
Temporary / Contract
25.3365 - 29.337 USD / Hourly
We are looking for an experienced Customer Service Manager to oversee a high-performing support team in Santa Clarita, California. This Long-term Contract position is fully onsite and focuses on maintaining excellent service standards, guiding staff development, and ensuring efficient day-to-day customer service operations. The ideal candidate brings strong leadership skills, a customer-first mindset, and the ability to turn service insights into measurable operational improvements. Responsibilities: • Lead daily activities for the customer service team, ensuring consistent coverage, productivity, and service excellence. • Recruit, onboard, and train new team members on service expectations, workflows, and company guidelines. • Provide regular coaching, mentorship, and performance feedback to help employees strengthen their skills and meet goals. • Address complex customer concerns and escalated issues with professionalism, sound judgment, and timely resolution. • Monitor service quality and ensure the team stays current on product information, policy updates, and procedural changes. • Review customer interactions and operational data to identify patterns, track team performance, and support informed decision-making. • Prepare recurring reports for leadership that summarize service results, team metrics, and areas for improvement. • Create and maintain support materials such as knowledge base content, reference guides, and frequently asked questions. • Recommend and help implement process enhancements that improve efficiency, customer satisfaction, and overall team effectiveness. • Contribute to departmental planning by supporting budget awareness, staffing coordination, and other assigned operational needs.
2026-06-02T00:00:00Z

Patient Account Representative

San Fernando, CA
onsite
Temporary / Contract
22 - 30 USD / Hourly
A large healthcare organization located in the San Fernando Valley is seeking an experienced Patient Account Representative for an immediate opening. This opportunity is ideal for candidates with 2+ years of experience in medical billing, collections, or patient account management.The Patient Account Representative will be responsible for managing patient accounts, resolving billing discrepancies, processing payments, and collaborating with patients, insurance providers, and internal departments to ensure accurate and timely account resolution.Key Responsibilities:• Review and manage patient accounts to ensure accurate billing and timely follow-up• Communicate with insurance companies, patients, and hospital departments regarding claim status, payment issues, and account discrepancies• Process payments, adjustments, refunds, and account updates in accordance with hospital policies and procedures• Investigate and resolve denied, underpaid, and unpaid claims• Assist patients with billing inquiries, payment arrangements, and explanations of financial responsibility• Maintain accurate and detailed documentation of account activity within billing and hospital systems• Ensure compliance with HIPAA regulations, hospital policies, and applicable billing guidelines• Support month-end reporting and account reconciliation activities as needed
2026-06-10T00:00:00Z

Medical Administrative Clerk (Part-Time )

Arcadia, CA
onsite
Temporary / Contract
19.81 - 25 USD / Hourly
A Medical Company in Arcadia is seeking a detail-oriented and organized Part-Time Medical Administrative Clerk to support daily office operations. This Part-Time Medical Administrative Clerk is ideal for someone with strong administrative, data entry, and document management skills who can help maintain efficient office workflows and accurate records. Monday–Friday, 8:30 AM – 1:00 PM Key Responsibilities:<ul><li>Complete and maintain administrative paperwork and filing systems</li><li>Perform accurate data entry and document management</li><li>Utilize Microsoft Excel for basic data tracking and reporting</li><li>Type correspondence, forms, and other business documents</li><li>Organize and maintain office records and files</li><li>Provide general administrative support to the office team</li><li>Assist with day-to-day clerical duties as needed</li></ul>Benefits: Health, Dental, Vision, 401k, and Sick Time Off.
2026-06-09T00:00:00Z

Medical Biller (Hospital)

Van Nuys, CA
onsite
Temporary to Hire
23.12 - 30.12 USD / Hourly
A Hospital in the San Fernando Valley are looking for an experienced Hospital Medical Collections Specialist. The Hospital Medical Collections Specialist ideal for someone with a strong background in medical revenue cycle activities and a solid understanding of payer follow-up across government and commercial plans. The Hospital Medical Collections Specialist will help drive timely reimbursement by resolving outstanding accounts, addressing denials, and working through appeals for both inpatient and outpatient hospital claims. The hospital is open to candidates with at least 2 years of experience. Responsibilities:• Pursue payment on outstanding hospital accounts by conducting thorough follow-up with insurance carriers and other payers to secure accurate and timely reimbursement.• Review inpatient and outpatient claims to identify billing issues, payment delays, denials, and underpayments, then take appropriate action to move accounts toward resolution.• Manage collection activity across a range of payer types, including Medicare managed care, Medi-Cal managed care, commercial plans, and HMO or PPO coverage.• Prepare and submit appeals, reconsiderations, and supporting documentation to challenge denied or incorrectly processed claims.• Investigate account discrepancies by analyzing billing records, payer responses, and remittance details to determine the next steps for resolution.• Coordinate with internal teams to correct claim information, resolve documentation gaps, and improve the collection of hospital receivables.• Maintain detailed account notes and status updates to ensure clear documentation of collection efforts and payer communications.
2026-06-09T00:00:00Z

Inpatient Hospital Medical Biller (Medicare)

Los Angeles, CA
onsite
Temporary to Hire
25.76 - 35 USD / Hourly
The Inpatient Hospital Medicare Biller is responsible for the accurate and timely billing of inpatient hospital claims to Medicare payers. The Hospital Medicare Biller role is strictly focused on claim generation and submission. The Hospital Medicare Biller candidate has hands-on inpatient billing experience in an acute care hospital setting and is highly detail-oriented. The Hospital Medicare Biller will be tasked billed inpatient claims to Noridian and have DDE experience that includes T-screen corrections. Key Responsibilities<ul><li>Perform hands-on billing of inpatient hospital claims using the UB‑04 claim form</li><li>Generate, review, and submit inpatient claims to Medicare payers</li><li>Bill inpatient claims to Noridian and have DDE experience that includes T-screen corrections.</li><li>Ensure claims are complete, accurate, and compliant with payer and regulatory requirements prior to submission</li><li>Review charges, DRGs, patient demographics, and insurance information for billing accuracy</li><li>Resolve billing edits and claim rejections prior to claim release</li><li>Ensure billing practices comply with Medicare regulations, Managed Care contracts, and hospital policies</li><li>Validate billing data in coordination with Coding, Case Management, and Revenue Integrity teams</li><li>Maintain accurate documentation and notes within the billing system</li><li>Work closely with internal Revenue Cycle and Finance teams to support clean claim submission</li><li>Assist with billing-related reporting or reconciliation as requested</li><li>Support month-end billing deadlines</li></ul>
2026-06-08T00:00:00Z

Call Center Representative

Irvine, CA
onsite
Temporary / Contract
21 - 22 USD / Hourly
We are looking for an experienced Senior Customer Service Representative to join our team on a long-term contract basis. Based in Irvine, California, this role involves coaching, training, and supporting customer service teams to achieve excellence in performance and customer satisfaction. The ideal candidate is passionate about fostering growth and enhancing service quality. Responsibilities: • Evaluate and monitor customer service calls to ensure compliance, accuracy, and exceptional customer experiences. • Provide timely feedback and coaching to improve team performance in sales and service. • Develop and facilitate dynamic training programs, workshops, and interactive role-playing sessions. • Partner with leadership to identify key training areas and implement improvement strategies. • Analyze performance metrics and trends, delivering actionable insights to management. • Cultivate a positive team environment that encourages growth and motivation. • Ensure adherence to organizational standards and customer service best practices. • Stay updated on industry trends and apply them to enhance training processes. • Collaborate with cross-functional teams to optimize customer service operations.
2026-06-12T00:00:00Z

Medical Insurance Collector (Hybrid)

Los Angeles, CA
onsite
Temporary / Contract
26.6 - 30.8 USD / Hourly
A Healthcare Company in Los Angeles is in the need of hybrid Medical Insurance Collector to assist with an AR insurance back log. The Medical Insurance Collector position focuses on resolving aging accounts, researching reimbursement issues, and working directly with payers to improve collections performance. The Medical Insurance Collector strong knowledge of medical billing, denials, appeals, and insurance follow-up, along with the ability to manage a high daily volume of account activity. This position is a hybrid schedule with two days onsite and three days remote. Responsibilities:• Pursue outstanding accounts in the 120- to 210-day aging range and take timely action to secure payment or resolution.• Review high-volume account inventories and prioritize follow-up activities to address aged balances efficiently.• Contact insurance carriers and managed care organizations to investigate claim status, payment delays, denials, and underpayments.• Handle collections activity involving payer groups such as LA Care, Kaiser, and other managed care plans while documenting each account thoroughly.• Prepare and submit appeal or reconsideration requests when claims require additional support for reimbursement.• Identify accounts appropriate for recovery efforts or write-off review and route them according to established guidelines.• Maintain a consistent daily productivity level by completing a large number of account follow-up actions and updates.Equipment will be providedThis position is a hybrid schedule with two days onsite and three days remote.
2026-06-10T00:00:00Z

(Hybrid/Remote) Medical Collector

Los Angeles, CA
onsite
Temporary / Contract
25 - 29 USD / Hourly
A Healthcare Company in Los Angeles is in the need of hybrid Medical Insurance Collector to assist with an AR insurance back log. The Medical Insurance Collector position focuses on resolving aging accounts, researching reimbursement issues, and working directly with payers to improve collections performance. The Medical Insurance Collector strong knowledge of medical billing, denials, appeals, and insurance follow-up, along with the ability to manage a high daily volume of account activity. This position is a hybrid schedule with two days onsite and three days remote. Responsibilities:• Pursue outstanding accounts in the 120- to 210-day aging range and take timely action to secure payment or resolution.• Review high-volume account inventories and prioritize follow-up activities to address aged balances efficiently.• Contact insurance carriers and managed care organizations to investigate claim status, payment delays, denials, and underpayments.• Handle collections activity involving payer groups such as LA Care, Kaiser, and other managed care plans while documenting each account thoroughly.• Prepare and submit appeal or reconsideration requests when claims require additional support for reimbursement.• Identify accounts appropriate for recovery efforts or write-off review and route them according to established guidelines.• Maintain a consistent daily productivity level by completing a large number of account follow-up actions and updates.Equipment will be providedThis position is a hybrid schedule with two days onsite and three days remote.
2026-06-11T00:00:00Z

Medicare Biller

Los Angeles, CA
onsite
Temporary / Contract
26 - 35 USD / Hourly
We are seeking an experienced Medicare Biller with strong knowledge of DDE systems and Noridian processes to join our team. This Medicare Biller is responsible for preparing, reviewing, and submitting Medicare claims, resolving billing issues, and ensuring compliance with all payer and regulatory guidelines. The Medicare Biller must have a strong understanding of Medicare billing procedures, excellent attention to detail, and the ability to work efficiently in a fast-paced healthcare environment.Key Responsibilities:<ul><li>Submit and process Medicare claims accurately and in a timely manner</li><li>Utilize DDE (Direct Data Entry) systems for claim status review, corrections, and submissions</li><li>Work within Noridian portals and systems to manage Medicare billing activity</li><li>Follow up on unpaid, denied, or rejected claims and take appropriate corrective action</li><li>Investigate billing discrepancies and resolve reimbursement issues</li><li>Verify patient insurance eligibility and benefits as needed</li><li>Maintain accurate billing records and documentation</li><li>Ensure compliance with Medicare regulations, billing requirements, and internal policies</li><li>Communicate with payers, patients, and internal departments regarding billing questions and claim resolution</li><li>Assist with account reconciliations and aging reports to support revenue cycle performance</li></ul>
2026-06-05T00:00:00Z

Medical EOB Reviewer

Los Angeles, CA
onsite
Temporary to Hire
25 - 29.01 USD / Hourly
A Hospital in Los Angeles is seeking a Medical EOB Reviewer to support our healthcare revenue cycle team. This Medical EOB Reviewer role is ideal for someone who understands medical billing workflows and can confidently evaluate Explanation of Benefits documents, payment activity, and claim-related paperwork. The Medical EOB Reviewer will help keep billing operations organized, respond to questions from patients and payors, and ensure supporting documentation is handled accurately and on time. Must be bilingual in Spanish. Responsibilities:• Examine Explanation of Benefits documents to confirm billing accuracy, identify discrepancies, and support compliance with healthcare reimbursement guidelines.• Manage incoming mail by opening, sorting, and routing EOBs, payments, and related correspondence to the appropriate workflow.• Log and organize live checks received from insurance payors with a high level of accuracy and attention to detail.• Obtain authorizations from carriers or provider offices when additional approval is needed to move billing activity forward.• Address questions from patients, providers, insurance representatives, and internal teams regarding charges, payments, and EOB-related items.• Compile and submit supporting records required for claims follow-up, billing review, appeals, or other reimbursement activities.• Maintain clear and organized documentation of reviewed EOBs, authorizations, payment records, and submitted materials.• Partner with billing, collections, and medical records staff to investigate issues, resolve variances, and keep accounts progressing appropriately.
2026-06-09T00:00:00Z

Workers' Compensation Specialist

Pasadena, CA
remote
Temporary / Contract
26 - 34 USD / Hourly
We are looking for an experienced Workers' Compensation Specialist to provide dedicated leave coverage for a Human Resources team. This Long-term Contract opportunity will focus on guiding employees and managers through workers' compensation matters, coordinating claim activity, and supporting compliant return-to-work and accommodation processes. The role requires a practical, detail-oriented individual who can step in quickly, work a flexible schedule of 20 to 40 hours per week, and maintain strong communication with internal stakeholders and external insurance partners. Responsibilities:• Oversee the day-to-day handling of workers' compensation cases, ensuring timely follow-up and accurate coordination from initial report through resolution.• Serve as a key point of contact for employees who need support during workplace injury claims, providing clear guidance and updates throughout the process.• Partner with managers and HR colleagues to facilitate return-to-work planning and help align transitional work options with business needs and employee limitations.• Review and coordinate workplace accommodation requests related to occupational injuries, helping maintain compliance and consistency in documentation.• Work closely with insurance carriers, brokers, and other external partners to monitor claim status, exchange required information, and address outstanding issues.• Maintain organized records, track claim developments, and prepare case details needed for internal review and decision-making.• Advise stakeholders on workers' compensation procedures, deadlines, and best practices to promote efficient case management.• Adjust weekly availability as needed within the 20 to 40 hour range to support coverage demands during the assignment period.
2026-06-09T00:00:00Z