CPT 99203
Office/outpatient visit, new patient, low MDM (30-44 min)
CPT 99203 at a glance
- Code
- 99203
- Code type
- CPT
- Short descriptor
- Office/outpatient visit, new patient, low MDM (30-44 min)
- Category
- Clinic/Office – E&M Office Visit
- ASC payment status
- Office / clinic-based
- CMS addendum
- Not on ASC addenda
- Typical setting
- Physician office or clinic (POS 11).
What is CPT code 99203?
CPT 99203 is a CPT procedure code. Its official CMS short descriptor is "Office/outpatient visit, new patient, low MDM (30-44 min)". In the ASC context it is grouped under Clinic/Office – E&M Office Visit.
Is CPT 99203 payable in an ambulatory surgery center (ASC)?
CPT 99203 is typically performed in a physician office or clinic (place of service 11) rather than reimbursed as an ASC facility procedure.
Where is CPT 99203 typically performed?
Physician office or clinic (POS 11).
Which specialties use CPT 99203?
CPT 99203 is most associated with Clinic/Center – Primary Care, Family Medicine, General Practice, Internal Medicine, among others.
Reference information compiled from the CMS April 2026 ASC payment addenda (AA, BB, EE). Codes, descriptors, and ASC payment status change with each CMS update. This is a coding reference, not billing, coding, or legal advice. Always verify against the current CMS addenda and individual payer policy before billing. CPT is a registered trademark of the American Medical Association.