Serge Ouanounou, M.D.
NPI 1962480152 · Diagnostic Radiology Physician · Atlanta, GA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Serge Ouanounou, M.D. is a Diagnostic Radiology Physician provider in Atlanta, GA (NPI 1962480152).
Provider details
- NPI number
- 1962480152
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 046197 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,899 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Mri Scan of Brain Before and After Contrast70553 | 260 | $105 |
| Ct Scan Head Or Brain Without Contrast70450 | 258 | $38 |
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 235 | $68 |
| X-Ray of Chest, 1 View71045 | 188 | $8 |
| Mri Scan of Brain Without Contrast70551 | 156 | $68 |
| Mri Scan of Brain Before and After Contrast70553 | 125 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-06
- Last updated
- 2019-05-06
Frequently asked questions
- What is Serge Ouanounou's NPI number?
- Serge Ouanounou's National Provider Identifier (NPI) is 1962480152, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Serge Ouanounou's specialty?
- Serge Ouanounou is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Serge Ouanounou located?
- Serge Ouanounou's practice location on file with NPPES is 1000 Johnson Ferry Rd Ne, Atlanta, GA 30342-1606.
- What is Serge Ouanounou's phone number?
- The practice phone number listed in the NPPES registry for Serge Ouanounou is (404) 851-8000.
- Does Serge Ouanounou accept Medicare?
- Serge Ouanounou is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Serge Ouanounou's NPI active?
- Yes — Serge Ouanounou's NPI (1962480152) is active in the NPPES registry as of the last update on 2019-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.