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Internship Medical Billing & Coding Jobs in Riverside, CA

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Internship Medical Billing Coding information

See Riverside, CA salary details

$13

$21

$28

How much do internship medical billing & coding jobs pay per hour?

As of Jun 10, 2026, the average hourly pay for internship medical billing & coding 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 are the key skills and qualifications needed to thrive in the Internship Medical Billing & Coding position, and why are they important?

To succeed as an Internship Medical Billing & Coding, you typically need foundational knowledge of medical terminology, healthcare billing procedures, and familiarity with coding systems such as ICD-10 and CPT, often gained through coursework or certificate programs. Experience with billing software, electronic health records (EHR), and an understanding of health insurance processes are highly valuable. Attention to detail, strong organizational skills, and the ability to communicate clearly are important soft skills in this field. These abilities are crucial for ensuring accuracy in billing, minimizing claim rejections, and supporting the financial operations of healthcare providers.

What kind of training or mentorship can I expect during a Medical Billing & Coding internship?

During a Medical Billing & Coding internship, you can generally expect close mentorship from experienced billing professionals or supervisors who guide you through industry-standard processes. You will receive hands-on training in entering medical codes, processing insurance claims, and using billing software, often working alongside a team of coders and administrative staff. Regular feedback and shadowing opportunities are provided to help you build confidence and accuracy in your work. This supportive environment is designed to help you develop practical skills and professional experience, preparing you for potential full-time roles in medical administration.

What is an Internship Medical Billing & Coding job?

An Internship in Medical Billing & Coding is a temporary position where aspiring professionals gain hands-on experience in healthcare administration. Interns learn to process medical claims, assign diagnostic and procedure codes, and work with insurance companies to ensure accurate billing. This role helps develop practical skills in coding systems like ICD-10 and CPT, as well as familiarity with healthcare regulations. It provides valuable exposure to real-world medical billing workflows and prepares interns for certification or full-time employment in the field.

What are the most commonly searched types of Medical Billing & Coding jobs in Riverside, CA? The most popular types of Medical Billing & Coding jobs in Riverside, CA are:
What are popular job titles related to Internship Medical Billing & Coding jobs in Riverside, CA? For Internship Medical Billing & Coding jobs in Riverside, CA, the most frequently searched job titles are:
What job categories do people searching Internship Medical Billing & Coding jobs in Riverside, CA look for? The top searched job categories for Internship Medical Billing & Coding jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Internship Medical Billing & Coding jobs? Cities near Riverside, CA with the most Internship Medical Billing & Coding job openings:
Internship Medical Billing Coding jobs near you
Infographic showing various Internship Medical Billing & Coding job openings in Riverside, CA as of June 2026, with employment types broken down into 1% As Needed, 77% Full Time, 15% Part Time, and 7% Contract. Highlights an 85% Physical, 1% Hybrid, and 14% Remote job distribution, with an average salary of $44,519 per year, or $21.4 per hour.

Billing and Credentialing Specialist

Clinivoy LLC

Irvine, CA • On-site

$23 - $28/hr

Full-time

Posted 16 days ago

Job description

Profile Summary:

The Billing & Credentialing Specialist is responsible for managing the full revenue cycle for infusion services, including benefits investigation, verification, accurate claim submission, denial resolution, and AR follow-up. This role handles complex buy-and-bill infusion billing, including J-codes, S-codes, NDC crosswalks, biologics, and time-based infusion services. 

Additionally, the specialist manages provider credentialing and enrollment with Medicare, Medi-Cal, and commercial payers, ensuring compliance and timely activation. The position supports patients, providers, and internal departments to optimize reimbursement and maintain continuity of care.

Key Accountabilities: 

Medical Benefits Billing & Revenue Cycle Management 

  1. Verify medical benefits for infusion services, including specialty biologics, IVIG, and injectable therapies. 

  1. Complete detailed benefit investigation (BI) for medical benefits, deductible, OOP, copay, and coverage limitations. 

  1. Process, correct, and submit claims using CMS-1500 and UB-04 forms for facility and professional billing. 

  1. Apply proper coding for infusion services including: 

  • J-codes / S-codes 

  • NDC conversions & crosswalks 

  • Infusion CPT codes (96365-96379, 96401-96417) 

  • Modifier accuracy (JW, JG, 59, 25, etc.) 

  1. Manage buy-and-bill billing including ASP pricing, wastage documentation, and payer-specific requirements. 

  1. Monitor claim status and process secondary or tertiary claims as required. 

  1. Perform comprehensive AR collections, including tracking outstanding balances and resolving unpaid or underpaid claims. 

  1. Research and resolve claim errors, coding issues, and payer-specific infusion policies. 

  1. Manage prior authorization follow-up with the PA team and ensure claims are billed compliant with authorization terms. 

  1. Communicate with payers to resolve rejections, eligibility discrepancies, and coverage issues. 

Denials, Appeals & Reconsiderations 

  1. Review, analyze, and resolve claim denials related to medical necessity, coding, benefit coverage, or documentation. 

  1. Prepare and submit appeal packets including clinical justifications, medical records, infusion notes, and prior authorization details. 

  1. Draft high-quality appeal letters based on denial category and payer requirements. 

  1. Track appeal turnaround times and follow up with payers until resolution. 

  1. Coordinate with prescribers to obtain clinical notes, labs, and additional documents required for approvals or appeals. 

Provider Credentialing & Payer Enrollments 

  1. Complete credentialing and enrollment for providers with Medicare, Medi-Cal, and commercial insurance plans. 

  1. Maintain and update CAQH, NPPES, PECOS, and payer portal information. 

  1. Initiate and manage re-credentialing processes and track expiring documents. 

  1. Maintain an organized, compliant credentialing database. 

  1. Communicate with insurers and internal teams to ensure timely activation of provider billing privileges.

Division team/specific Accountabilities:  

  1. Communicate with patients to gather information required for benefits verification, billing setup, financial counseling, and to ensure accurate processing of infusion orders and authorizations. Build clear, supportive communication that promotes trust and patient loyalty. 

  1. Investigate and verify medical benefits for infusion and specialty biologic services, including deductible, co-pay, out-of-pocket costs, prior authorization requirements, site-of-care restrictions, step therapy, and medical policy guidelines. 

  1. Coordinate with manufacturer financial assistance programs, copay foundations, and internal support teams to help eligible patients obtain financial support, copay cards, or patient-assistance funding when appropriate. 

  1. Work closely with the Prior Authorization team by providing all required clinical and documentation updates, ensuring timely submission, tracking authorization progress, and maintaining consistent communication with the patient and provider. 

  1. Facilitate denial and appeal processes by requesting denial documentation, gathering clinical records, and preparing appeal packets. Compose appeal letters based on denial reason, medical necessity, and the patient's clinical condition. 

  1. Conduct regular status checks with insurance companies on pending authorizations, appeals, and claim adjudications. Obtain approval information, document outcomes, and update copay or financial assistance statuses when required. 

  1. Identify, track, and escalate service-delaying issues related to prior authorizations, benefit determinations, clinical documentation, or financial assistance gaps to ensure uninterrupted patient therapy and timely infusion scheduling. 

  1. Build and maintain effective working relationships with prescriber offices, referral partners, and clinical staff treating assigned disease states. Provide ongoing updates regarding case status, authorizations, and payer requirements. 

  1. Complete all required assessments or checklists mandated by manufacturer programs, payer requirements, or internal workflow processes to ensure compliance with program standards. 

  1. Review and respond to notifications of patients who require financial assistance, providing them with available program options, community resources, and support to help minimize out-of-pocket burden. 

  1. Assist patients with submitting financial assistance applications, including obtaining consent forms, uploading documentation, completing electronic applications, and following up with financial assistance programs to prevent therapy interruptions. 

  1. Maintain timely updates on pending or unfilled infusion orders, keeping prescription and authorization statuses current in the system at least every 48 hours or per department protocol. 

  1. Ensure that all activities comply with organizational standards, payer guidelines, manufacturer program requirements, and HIPAA. Deliver service in a manner that meets the highest standards of quality, accuracy, and patient care. 

Experience:

  • A minimum of 2 years of prior experience in a medical records department or like setting preferred.  

  • Prior experience with an Infusion clinic. (preferred) 

  • Dealing with third party billers. (preferred)

Behavioral Competencies:

  • Excellent verbal and written communication skills.   

  • Excellent interpersonal, negotiation, and conflict resolution skills.  

  • Excellent organizational skills and attention to detail.  

  • Strong analytical and problem-solving skills.  

  • Ability to prioritize tasks and to delegate them when appropriate.  

  • Ability to act with integrity, professionalism, and confidentiality.

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