NPI age
7 years
Enumerated 2019-04-23
● Active
Type 1 · Individual
Onyinyechi Vanessa Evoh, MD
Evoh is 1 of 49 internal medicine providers in Houston and 1 of 217 in Texas.
Primary specialty
Internal Medicine
Plus 2 subspecialties
Licensed in
TX, OR
2 states
Status
Active
No deactivations on record
Last NPPES update
2024-10-27
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 217 active internal medicine providers in Texas.
NPI age
7 years
↓ 5 yr below median (12 yr)
State licenses
2 states
Top 82% — 17% of peers are multi-state
Subspecialties
2
In the 60% of peers with subspecialties
NPI lifetime · 2019 → 2026
2019-04Enumerated in NPPES
2019
2026
Where they practice
Practice location
6565 Fannin St
Houston, TX 770302703
Mailing address
Po Box 3158
Portland, OR 972083158
Additional practice locations
2 secondary locations on file with NPPES.
Location 2
5050 Ne Hoyt St Ste 540
Portland, OR 972132985
Location 3
400 Harborside Dr
Galveston, TX 775552985
Specialties
-
Internal Medicine PrimaryAn internal medicine physician with special knowledge and skills to prevent and relieve the suffering experienced by patients with life-limiting illnesses. This specialist works with an interdisciplinary hospice or palliative care team...
-
Internal MedicineA 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,...
-
Student in an Organized Health Care Education/Training ProgramAn individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Practice context
Part of a multi-provider practice. 591 other active providers share this practice address in NPPES.
Recently enumerated nearby: 1 new internal medicine provider has 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.