Medical Chart Reviewer

micro1; United States; Remote; USD 69,000 - 96,000; Part time

Job summary

micro1 is seeking a Medical Chart Reviewer for a remote US project. You will review and audit medical charts, verify coding accuracy, and apply ICD-10-CM/PCS guidelines and MS-DRG logic.

Ideal candidates hold CCS/CIC/CPC or RN/clinical credentials with chart review or CDI experience, plus strong attention to detail and communication skills. This contractor role supports AI model training with high-quality data.

Qualifications

• Active AHIMA CCS, CIC, CPC or RN/clinical credential with chart review or CDI experience.
• Thorough expertise in ICD-10-CM, ICD-10-PCS, and MS-DRG methodology.
• Experience reviewing charts in diverse clinical settings.
• Strong written and verbal communication and meticulous attention to detail.
• Access to ICD-10-CM/PCS code sets and official guidelines.

Responsibilities

• Review and audit medical charts for code accuracy and completeness.
• Validate diagnosis, procedures, POA indicators, and MS-DRG assignments.
• Flag under- and over-coding and CC/MCC issues.
• Apply coding guidelines and clinic guidance; flag gaps.
• Collaborate with stakeholders to clarify requirements and ensure data integrity.
• Provide feedback to improve workflows and AI training data.
• Ensure findings meet current coding standards.

Skills

ICD-10-CM

ICD-10-PCS

MS-DRG methodology

Medical chart review

CDI

Coding audit

AHA Coding Clinic guidelines

Attention to detail

Written communication

Problem-solving

Job description

Pay: $50 - $70/hour

Required Skills

• icd-10-cm
• icd-10-pcs
• ms-drg methodology
• medical chart review
• clinical documentation improvement (cdi)
• coding audit
• aha coding clinic guidelines
• attention to detail
• written and verbal communication
• problem-solving

About micro1

micro1 is a data lab that helps AI labs & Enterprises train foundational models and agents. We provide frontier evaluations and reinforcement learning environments to improve LLM capabilities, as well as contextual evaluations to monitor and improve AI agents in enterprise settings.

Our AI recruiting agent sources and vets domain experts for our data platform that enables rapid production of high-quality training data. Our research spans high-value, specialized domains (legal, medical, finance, coding, etc.), where expert-level data is the hardest to produce and most valuable for advanced model performance. Our pipeline performance system ensures both quality and velocity.

Role Title: Medical Chart Reviewer

Role Type: Contractor

Location: US - Remote

micro1 is engaging Medical Chart Reviewers (CCS / CIC / CPC certified, or RN / clinical background) to contribute their expertise to a dynamic project for a valued customer. In this role, you’ll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required, your domain knowledge is what matters.

Scope of Work

Review and audit medical charts, including admission notes, progress notes, operative reports, consults, lab and imaging results, and discharge summaries, to verify the accuracy and completeness of documentation and assigned codes.

Validate diagnosis and procedure coding, sequencing, Present on Admission (POA) indicators, and MS-DRG assignment against the clinical documentation, identifying under-coding, over-coding, and missed CCs and MCCs.

Apply clinical and coding standards, including the ICD-10-CM/PCS Official Guidelines for Coding and Reporting, AHA Coding Clinic guidance, and clinical validation criteria, while flagging documentation gaps and query opportunities.

Collaborate with project stakeholders using both written and verbal communication to clarify requirements, resolve documentation ambiguities, and ensure data integrity.

Deliver high-quality feedback on charts, coding guidelines, and complex cases to support project workflow improvements and enhance AI model understanding.

Ensure accuracy and completeness of all review findings per current best practices and coding standards.

Preferred Qualifications

• Active AHIMA Certified Coding Specialist (CCS), AAPC Certified Inpatient Coder (CIC), AAPC Certified Professional Coder (CPC), or an RN / clinical credential with chart review or CDI experience.
• Thorough expertise in ICD-10-CM, ICD-10-PCS, and MS-DRG methodology, with hands-on experience in chart review, coding audit, or clinical documentation improvement (CDI).
• Experience reviewing charts in diverse settings, such as acute care, teaching hospitals, specialty units, surgical, trauma, oncology, cardiology, and transplant cases.
• Proficiency in reviewing various types of clinical documentation and identifying discrepancies or complex coding challenges.
• Strong written and verbal communication skills, demonstrating meticulous attention to detail and clarity.
• Access to current ICD-10-CM and ICD-10-PCS code sets, Official Coding Guidelines, and MS-DRG grouper tools.
• Email

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