Medical Biller

AAPC; Santa Ana (CA); On-site; USD 37,000 - 43,000; Full time

Job summary

MediQuest is seeking a detail-oriented Medical Billing Specialist for a full-time role in Long Beach, CA. You will handle the full revenue cycle—from submitting insurance claims to following up on denials—while coordinating with providers to ensure accurate documentation and coding.

The ideal candidate has 2+ years of clinic-based medical billing experience, familiarity with Medi-Cal, and CPT/ICD-10 expertise.

Qualifications

• 2 years of medical billing experience in a clinic or healthcare setting (required)
• Familiarity with Medi-Cal and commercial insurance billing processes and payer requirements
• Prior experience with HIV/STI and sexual health billing, including PrEP and PEP services, required
• Experience with 340B programs
• Strong knowledge of CPT and ICD-10 coding and insurance billing procedures
• Hands-on experience with a practice management or medical billing system (required) Athena EHR experience (preferred)

Responsibilities

• Submit insurance claims accurately and on time
• Review, correct, and resubmit denied or rejected claims
• Monitor accounts receivable and follow up on unpaid or underpaid claims
• Post payments, adjustments, and denials accurately
• Coordinate with providers and clinical staff to ensure proper documentation and coding
• Ensure compliance with billing regulations, payer requirements, and internal policies
• Generate billing, aging, and revenue reports as needed
• Support audits, desk reviews, and compliance reporting related to billing
• Review clinical documentation for completeness and accuracy
• Ensure appropriate CPT, ICD-10, and modifier usage
• Identify billing trends, errors, or process gaps and recommend improvements
• Maintain accurate billing records and supporting documentation
• Utilize practice management and billing software effectively
• Maintain patient billing records with strict confidentiality and HIPAA compliance
• Support workflow improvements to increase billing efficiency and accuracy
• Communicate with insurance carriers, clearinghouses, and internal teams as needed
• Participate in staff meetings, trainings, and required compliance education
• Maintain confidentiality and professionalism at all times
• Perform additional duties as assigned to support clinic operations

Skills

Medical billing

Attention to detail

Organizational skills

HIPAA compliance

Tools

Athena EHR

Job description

Medical Billing Specialist

Location: Long Beach, CA

Pay: $27.00 – $31.00 /hr

Schedule: Monday–Friday

Hours: 9:00 AM – 5:00 PM

Job Type: Full-Time

About the Opportunity

We’re partnering with a well-established outpatient healthcare clinic to find a detail‑oriented Medical Billing Specialist to join their revenue cycle team. This organization is known for its patient-centered, inclusive approach to care and its commitment to serving the communities it operates in. This is a great opportunity for a billing professional who thrives in a fast‑paced clinical environment and wants to make a direct impact on the financial health of a mission‑driven healthcare organization.

What You’ll Do:

Medical Billing & Revenue Cycle

• Submit insurance claims accurately and on time
• Review, correct, and resubmit denied or rejected claims
• Monitor accounts receivable and follow up on unpaid or underpaid claims
• Post payments, adjustments, and denials accurately
• Coordinate with providers and clinical staff to ensure proper documentation and coding
• Ensure compliance with billing regulations, payer requirements, and internal policies
• Generate billing, aging, and revenue reports as needed
• Support audits, desk reviews, and compliance reporting related to billing

Coding & Documentation Support

• Review clinical documentation for completeness and accuracy
• Ensure appropriate CPT, ICD-10, and modifier usage
• Identify billing trends, errors, or process gaps and recommend improvements
• Maintain accurate billing records and supporting documentation

Systems & Workflow

• Utilize practice management and billing software effectively
• Maintain patient billing records with strict confidentiality and HIPAA compliance
• Support workflow improvements to increase billing efficiency and accuracy
• Communicate with insurance carriers, clearinghouses, and internal teams as needed

General

• Participate in staff meetings, trainings, and required compliance education
• Maintain confidentiality and professionalism at all times
• Perform additional duties as assigned to support clinic operations

Requirements

• 2 years of medical billing experience in a clinic or healthcare setting (required)
• Familiarity with Medi-Cal and commercial insurance billing processes and payer requirements
• Prior experience with HIV/STI and sexual health billing, including PrEP and PEP services, required
• Experience with 340B programs
• Strong knowledge of CPT and ICD-10 coding and insurance billing procedures
• Hands-on experience with a practice management or medical billing system (required) Athena EHR experience (preferred)
• Excellent attention to detail and organizational skills
• Experience in community health, safety-net, or nonprofit healthcare settings is a plus
• Must be able to pass a background check upon offer of employment

MediQuest Referral Bonus

Referrals really pay off. Do you know someone in healthcare looking for work? Refer them to MediQuest and earn up to $500 per referral, depending on the type of position they accept.

• No limit to the number of referrals you provide or the amount you can earn
• Anyone can earn a referral bonus - not just MediQuest candidates

About MediQuest

MediQuest is a healthcare staffing firm that partners with clinics and healthcare organizations to connect qualified professionals with rewarding career opportunities. We are proud to represent our clients in this search.