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Freelance Medical Billing & Coding On Call Jobs in Riverside, CA

Medical Billing Supervisor

Brea, CA · On-site

$65K - $80K/yr

The Medical Billing Supervisor will be responsible for overseeing the billing operations for our ... In-depth knowledge of ambulance coding (HCPCS, ICD-10), billing procedures, and insurance ...

Medical Billing Supervisor

Brea, CA

$55K - $72K/yr

The Medical Billing Supervisor will be responsible for overseeing the billing operations for our ... In-depth knowledge of ambulance coding (HCPCS, ICD-10), billing procedures, and insurance ...

Medical Biller / Data Entry Specialist

Irvine, CA · On-site

$20.25 - $25.75/hr

Accurately enter CPT and ICD-10 procedure codes into billing software * Manage high-volume data entry with precision and consistency * Maintain compliance with medical coding guidelines and payer ...

Medical Biller / Data Entry Specialist

Irvine, CA · On-site

$20.25 - $25.75/hr

Accurately enter CPT and ICD-10 procedure codes into billing software * Manage high-volume data entry with precision and consistency * Maintain compliance with medical coding guidelines and payer ...

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Duties: * Review and analyze medical documentation and patient records for accurate and timely billing entry; assign or reassign appropriate medical codes (ICD-10, CPT, HCPC) for diagnoses ...

This role requires a thorough understanding of insurance verification, billing codes, compliance guidelines, and patient account management. The Medical Biller will play a critical role in ensuring ...

Claims Examiner

San Bernardino, CA · On-site

$28.85 - $33.65/hr

This role applies plan and contract rules, reimbursement methodologies, and medical billing/coding guidelines to ensure claims are processed accurately, timely, and in compliance with federal and ...

Claims Examiner

San Bernardino, CA · On-site

$28.85 - $33.65/hr

This role applies plan and contract rules, reimbursement methodologies, and medical billing/coding guidelines to ensure claims are processed accurately, timely, and in compliance with federal and ...

This role applies plan and contract rules, reimbursement methodologies, and medical billing/coding guidelines to ensure claims are processed accurately, timely, and in compliance with federal and ...

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Freelance Medical Billing Coding On Call information

See Riverside, CA salary details

$13

$21

$28

How much do freelance medical billing & coding on call jobs pay per hour?

As of Aug 17, 2026, the average hourly pay for freelance medical billing & coding on call in Riverside, CA is $21.40, according to ZipRecruiter salary data. Most workers in this role earn between $18.32 and $23.56 per hour, depending on experience, location, and employer.

What is the difference between Freelance Medical Billing & Coding On Call vs Medical Billing & Coding Specialist?

AspectFreelance Medical Billing & Coding On CallMedical Billing & Coding Specialist
CredentialsCertifications preferred but not always requiredTypically requires certifications like CPC or CCS
Work EnvironmentRemote, flexible, on-demand basisUsually in healthcare facilities or offices, fixed hours
Employer & Industry UsageIndependent contractors, freelance platformsHospitals, clinics, healthcare providers
Search & Comparison IntentFlexible, on-call billing servicesFull-time or part-time billing roles

Freelance Medical Billing & Coding On Call offers flexible, on-demand billing services often performed remotely, while Medical Billing & Coding Specialists typically work in healthcare facilities with fixed schedules. Both roles require knowledge of medical coding and billing, but certifications are more essential for specialists. The freelance role suits those seeking flexibility, whereas specialists often work in structured environments.

What are popular job titles related to Freelance Medical Billing & Coding On Call jobs in Riverside, CA?

For Freelance Medical Billing & Coding On Call jobs in Riverside, CA, the most frequently searched job titles are:

What cities near Riverside, CA are hiring for Freelance Medical Billing & Coding On Call jobs?

Cities near Riverside, CA with the most Freelance Medical Billing & Coding On Call job openings:

OB/GYN Medical Billing / Coding Specialist

ABS Consulting, Inc.

Hesperia, CA

$14 - $20/hr

Full-time

Retirement

Re-posted 3 days ago


Job description

Medical Biller Job Description:

We are seeking a qualified and dedicated Medical Biller to join our administrative office. In this position, you will be responsible for a variety of tasks requiring data analysis, in-depth evaluation, and sound judgment. As our Medical Biller, your daily duties will include maintaining billing software, appealing denied claims, and recording late payments.

To succeed in this role, you must possess in-depth knowledge of billing software and medical insurance policies. The ideal candidate must also be able to demonstrate excellent written and verbal communication skills, as communicating with clients and various insurance agents will form a large part of the job.

Responsibilities:

  • Prepare and submit billing data and medical claims to insurance companies.
  • Ensure the patient’s medical information is accurate and up to date.
  • Prepare bills and invoices, and document amounts due for medical procedures and services.
  • Collect and review referrals and pre-authorizations.
  • Monitor and record late payments.
  • Follow-up on missed payments and resolve financial discrepancies.
  • Examine patient bills for accuracy and request any missing information.
  • Investigate and appeal denied claims.
  • Help patients develop patient payment plans.
  • Maintain billing software by updating rate change, cash spreadsheets, and current collection reports.

Requirements:

  • Medical Billing Certificate of Completion from an accredited college or university.
  • A minimum of 1 year experience as a Medical Biller or similar role.
  • Solid understanding of billing software and electronic medical records. (E.C.W. Preferred)
  • Must have the ability to multitask and manage time effectively.
  • Excellent written and verbal communication skills.
  • Outstanding problem-solving and organizational abilities.
  • Must have experience in OB/GYN or specialty billing.
  • Bilingual is a Plus.