Primary Care Physicians

Mercor is hiring Primary Care Physicians (PCPs) on behalf of a leading healthcare AI partner building next-generation clinical intelligence systems and AI agents. These systems are designed to automate complex clinical workflows, enhance decision-making, and improve care delivery at scale. In this role, you will work closely with AI researchers and engineers to ensure that medical AI systems are clinically accurate, safe, and aligned with real-world practice. Your expertise will directly contribute to building AI that can interpret, reason over, and act on clinical data across healthcare workflows.

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Key Responsibilities

Clinical Data Annotation & Structuring

• Review and annotate clinical text, EHR data, and patient case notes

• Identify diagnoses, co-morbidities, treatment plans, and outcomes

• Structure complex medical information for AI training and reasoning

Quality Assurance & Clinical Validation

• Audit annotated datasets to ensure high clinical accuracy and consistency

• Validate AI-generated outputs, including summaries, recommendations, and care pathways

• Ensure outputs align with real-world standards of care and clinical guidelines

Clinical Knowledge Integration

• Contribute to the development of annotation guidelines, taxonomies, and decision frameworks

• Define edge cases and nuanced clinical scenarios

• Collaborate with cross-functional teams to improve model understanding of medical context

AI Model Evaluation & Feedback

• Evaluate AI systems designed to support clinical workflows and decision-making

• Flag inaccuracies, hallucinations, or unsafe outputs

• Provide structured feedback to improve model performance iteratively

Workflow & Systems Thinking

• Help map real-world clinical workflows (documentation, diagnosis, treatment planning) into AI-compatible processes

• Support development of AI systems that integrate seamlessly into healthcare operations

Documentation & Training Support

• Contribute to clinical documentation standards for AI systems

• Assist in onboarding and training new clinical annotators

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Requirements

• MD or DO

• Board-certified or board-eligible

• Active medical license in good standing

• 2+ years of clinical experience, preferably in inpatient or hospitalist settings

• Academic hospital experience preferred

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Why Join

• Work on cutting-edge AI systems transforming healthcare workflows

• Directly shape how AI understands and supports real-world clinical decision-making

• Collaborate with top AI researchers and engineers