NPI age
10 years
Enumerated 2015-08-19
● Active
Type 1 · Individual
Tugrul Purnak, M.D.
Purnak is 1 of 338 internal medicine providers in Houston and 1 of 1807 in Texas.
Primary specialty
Internal Medicine
Plus 1 subspecialty
Licensed in
TX, IN
2 states
Status
Active
No deactivations on record
Last NPPES update
2025-05-14
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 1807 active internal medicine providers in Texas.
NPI age
10 years
↓ 9 yr below median (19 yr)
State licenses
2 states
Top 83% — 17% of peers are multi-state
Subspecialties
0
35% of peers hold subspecialties
NPI lifetime · 2015 → 2026
2015-08Enumerated in NPPES
2015
2026
Where they practice
Practice location
6400 Fannin St Ste 1400
Houston, TX 770301512
Mailing address
6400 Fannin St Ste 1400
Houston, TX 770301512
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...
Practice context
Part of a multi-provider practice. 15 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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