HCC Risk Adjustment Medical Coder (USA-based only - Remote)

About the role

AIxBlock is looking for US-based experienced, certified HCC risk adjustment coders to join its contractor network. You will review medical records, validate AI-suggested diagnoses, assign ICD-10-CM codes, and document MEAT evidence per CMS V28 model standards within its purpose-built coder workbench platform.

This is a remote, per-chart or hourly contract engagement. Volume will scale as the client pipeline grows; AIxBlock is building the bench now so it can move quickly when engagements launch.

Scope of Work

• Review outpatient and ambulatory encounter documentation for Medicare Advantage members.
• Validate AI-suggested diagnosis codes and manually add any missed diagnoses.
• Document MEAT (Monitor / Evaluate / Assess / Treat) evidence per code, referencing specific source text in the chart.
• Flag ambiguous documentation, legibility issues, or charts requiring escalation.
• Participate in the over-read / inter-rater reliability QA process.
• Work within CMS V28 HCC model mapping standards.

What you’ll bring

• Active AAPC CRC (Certified Risk Adjustment Coder) credential — required, no exceptions.
• Minimum 2 years of HCC risk adjustment coding experience.
• Familiarity with the CMS V28 model.
• Be based in the United States and authorized to work in the US.
• Own a reliable computer and have a high-speed internet connection.
• Be comfortable working in a digital platform environment; training is provided on the specific tooling.
• High attention to detail and commitment to coding accuracy and audit defensibility.

Preferred Qualifications

• CPC credential is a plus.
• Knowledge of the V24 to V28 transition is strongly preferred.

Benefits

• Fully remote
• Flexible schedule
• Training on the coder workbench platform

Schedule and availability

Fully remote with a flexible schedule. Work volume scales with client engagements.

Contract & Payment Terms

• Competitive per-chart or hourly compensation, approximately $30–$35 USD/hour, commensurate with experience. Rates are discussed individually during onboarding.
• Identity verification, credential checks and a KYC process are required during onboarding for PHI access compliance.
• All contractors handling PHI must sign a Business Associate Agreement (BAA) during onboarding.
• Strict HIPAA compliance is required.
• Work volume scales with client engagements.

Where you can work

Applicants must be based in the United States and authorized to work in the US.

This role is open to people based in: United States.

Remote does not always mean work from any country. Always check the employer’s location and working-hour requirements.