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99203Office Visit

New patient office visit, 30–44 minutes

Prior authorization
Not commonly required

What this is, in plain language

A first visit with a clinician, lasting about 30–44 minutes of total time or involving low-complexity decision-making.

Why a clinician orders it

Establishing care for a single stable problem or a straightforward new concern.

Medical necessity — what insurers usually look at

Generally covered with a copay or coinsurance. As with all new-patient codes, the three-year rule for new vs. established applies.

Documentation to ask about

  • Reason for establishing care
  • Problems addressed
  • Total time or MDM elements

Questions for your provider

  • ?Is the clinician in-network for my plan?
  • ?Will any same-day labs be billed separately?

Why this code is in our seed set

Top-tier new-patient E/M code in the CMS Top 200 Level I CPT Codes Ranked by Services.

Validated against

  • AMA CPT code 99203 descriptor (2021 E/M revision)
  • CMS Top 200 Level I CPT Codes Ranked by Services
Important: AuraCode is an educational tool. It does not provide medical, legal, or insurance advice, claims decisions, or approval guarantees. Final coverage depends on your specific plan, eligibility, diagnosis, submitted documentation, and your insurer's review.