John Tatman, MD
NPI 1336194638 · Anesthesiology Physician · Atlanta, GA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Tatman, MD is a Anesthesiology Physician provider in Atlanta, GA (NPI 1336194638).
Provider details
- NPI number
- 1336194638
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 048730 (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
186 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) |
|---|---|---|
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 44 | $73 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 32 | $66 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 24 | $83 |
| Anesthesia for Other Procedure on Skin of Arms, Legs, and Front Body00400 | 18 | $89 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 16 | $42 |
| Anesthesia for Other Procedure on Upper Abdomen00790 | 15 | $169 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-24
- Last updated
- 2008-09-24
Frequently asked questions
- What is John Tatman's NPI number?
- John Tatman's National Provider Identifier (NPI) is 1336194638, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Tatman's specialty?
- John Tatman is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Tatman located?
- John Tatman's practice location on file with NPPES is 303 Parkway Dr Ne, Atlanta, GA 30312-1212.
- What is John Tatman's phone number?
- The practice phone number listed in the NPPES registry for John Tatman is (404) 265-4520.
- Does John Tatman accept Medicare?
- John Tatman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Tatman's NPI active?
- Yes — John Tatman's NPI (1336194638) is active in the NPPES registry as of the last update on 2008-09-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.