NPI age
20 years
Enumerated 2006-04-07
● Active
Type 1 · Individual
DR. Thomas P McGahan, M.D.
McGahan is 1 of 137 internal medicine providers in Atlanta and 1 of 643 in Georgia.
Primary specialty
Internal Medicine
Licensed in
GA
1 state
Status
Active
No deactivations on record
Last NPPES update
2010-05-07
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 643 active internal medicine providers in Georgia.
NPI age
20 years
≈ at median (19 yr)
State licenses
1 state
19% of peers hold multiple states
Subspecialties
0
30% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-04Enumerated in NPPES
2006
2026
Where they practice
Practice location
5669 Peachtree Dunwoody Rd Ne, Ste 210
Atlanta, GA 303421786
Mailing address
5669 Peachtree Dunwoody Rd Ne, Ste 210
Atlanta, GA 303421786
Specialties
-
Internal Medicine PrimaryAn internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (GA) | 00606515B |
Practice context
Part of a multi-provider practice. 36 other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
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