How to Bill CPT 99443 for Telehealth and Virtual Care Services

Feb 3, 2026

When to Use CPT Code 99443

CPT 99443 is used for telehealth or virtual care services that do not involve in-person contact.

  • Service type: Telehealth / virtual E/M
  • Delivery method: Telephone or online digital communication
  • Billing basis: Total time spent with the patient

Common scenarios:

  • Patient-initiated portal messages
  • Telephone-based clinical consultations
  • Remote follow-ups and care coordination

Insurance Verification Tips for CPT 99443

  1. Confirm payer coverage for telehealth services.
  2. Verify patient-initiated requirements.
  3. Track cumulative time accurately.
  4. Apply required telehealth modifiers if applicable.

Example Case of CPT 99443

A provider responds to a patient’s clinical inquiry via phone or secure digital platform and documents the total time spent.
The service is billed as one unit of CPT 99443.

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