Quick answers
- Where does John P. Ouderkirk see patients?
- Medicare's clinician data lists 2 practice locations, including Atlanta, GA. Call before your visit to confirm the address.
- What is John P. Ouderkirk's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Infectious Disease.
- Does John P. Ouderkirk accept Medicare assignment?
- Yes. Medicare's clinician data says John P. Ouderkirk accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does John P. Ouderkirk offer telehealth?
- Medicare's clinician data says John P. Ouderkirk offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for John P. Ouderkirk?
- (404) 888-0228, as listed in official Medicare / NPI Registry data.
- What is John P. Ouderkirk's NPI number?
- 1548260508. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where John P. Ouderkirk is enrolled with Medicare (CMS data updated 2026-10-02).
- 659 Auburn Ave NE, Suite 156Atlanta, GA 30312 (404) 888‑0228
- 735 Piedmont Ave NEAtlanta, GA 30308 (404) 588‑4680
Group practices
Medicare enrollment lists John P. Ouderkirk as a member of these groups (CMS data updated 2026-10-02).
- Aids Healthcare Foundation101 clinicians in the group
- T Douglas Gurley MD LLC2 clinicians in the group
Specialties
- Internal Medicineprimary
- Infectious Diseasealso
Other internal medicine doctors in Atlanta
Clinicians with the same Medicare primary specialty in Atlanta, GA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | George Washington University School Of Medicine |
| Graduation year | 1996 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1548260508 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians