NPI age
17 years
Enumerated 2008-06-22
● Active
Type 1 · Individual
DR. Diana Ebere Anukwuem Stewart, M.D.
Stewart is 1 of 1938 internal medicine providers in Houston and 1 of 12343 in Texas.
Primary specialty
Internal Medicine
Plus 3 subspecialties
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-04-01
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 12343 active internal medicine providers in Texas.
NPI age
17 years
≈ at median (17 yr)
State licenses
1 state
12% of peers hold multiple states
Subspecialties
1
In the 33% of peers with subspecialties
NPI lifetime · 2008 → 2026
2008-06Enumerated in NPPES
2008
2026
Where they practice
Practice location
1504 Taub Loop
Houston, TX 770301608
Mailing address
6621 Fannin St, Suite A2210
Houston, TX 770302358
Additional practice locations
1 secondary location on file with NPPES.
Location 2
6621 Fannin St, Suite A2210
Houston, TX 770302358
Specialties
-
Internal Medicine PrimaryA physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...
-
PediatricsA pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment...
Practice context
Part of a multi-provider practice. 995 other active providers share this practice address in NPPES.
Recently enumerated nearby: 6 new internal medicine providers have been added in Houston in the last 180 days.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.