Aug 11, 2026

Medical Biller I

Job Description

Medical Biller I

Health Advocates is seeking a Medical Biller I for our main office in Chatsworth, CA. The Biller is responsible for achieving billing standards as defined by the established billing timeliness policy. The Biller is also responsible for the timely resolution of outstanding accounts receivable due from all available sources of reimbursement according to established policies and procedures. Job duties include: bill accounts according to established policies and procedures within time frames, responsible for billing Hospital, Physician, Outpatient, Medi-Cal, Managed Care, HMO/PPO and out of state Medicaid claims, follow up on Outpatient Medi-Cal, Managed Care, HMO/PPO and out of state Medicaid claims, verify Insurance payment accuracy and assigning payment posting code, and perform miscellaneous related duties, as required.

High School diploma or GED equivalent required; Medical Billing and Coding or related certificate helpful

Minimum of 2 years experience in Billing required

Prior out-patient hospital and physician billing experience

Knowledge of Medi-Cal, Managed Care and HMO/PPO process and billing guidelines

Knowledge of CPT, ICD9, ICD10 Codes, Modifiers. Surgical Procedure Codes and Revenue Codes

Knowledge of medical claims follow-up required

Knowledge of Medicare Part A and B

Knowledge of utilizing Insurance websites for claim status

Ability to work independently and as part of a team

Proficient in Microsoft Office

Type 30 wpm

Pay Rate: $21.75 - $28.00 per hour (Depending on Relevant Experience)

Position Type: Full-time; Non-Exempt

Schedule: Alternative Work Week Schedule Mon Thurs 7:30am 5:00pm & Fri 7:30am 12:30pm

Other: We conduct assessment testing and post offer background checks

Health Advocates offers a comprehensive benefits package to meet the needs of today's employees. They include: Healthcare and Insurance Benefits, Retirement Benefits, Employee Discounts, Employee Assistance Program, Rideshare Incentives, Employee Referral Program, Vacation/Holiday/Sick Leave and other time off.

Founded in 1990, Health Advocates is the largest privately funded public advocacy company in California providing Eligibility and Recovery services to California public health systems, private hospitals, clinics, health plans, government agencies, and individuals. We are dedicated to identifying medical coverage from third-party sources such as Medi-Cal, Social Security (SSI/SSDI), and other health insurance programs to minimize uncompensated care to the benefit of both our clients and the patients and applicants they serve. Our success is born from a very unique blend of resources, expertise, and an unwavering determination to identify coverage and recovery solutions on behalf of patients that simply have no ability to pay their increasing financial healthcare debts. Innovation and compassion are integral to Health Advocates' identity and these attributes have historically served our clients very well. We are proud of our past, excited about our future, and confident of our continued success.

This position requires access to confidential protected health information (PHI). Our employees are expected to protect the privacy of all PHI in accordance with Health Advocates' privacy policies and procedures and as required by state and federal law including but not limited to the HIPAA Security and Privacy Rule.