NPI age
18 years
Enumerated 2008-01-09
● Active
Type 1 · Individual
DR. Tobenna Igweonu Nwizu, M.D.
Nwizu is 1 of 1 internal medicine providers in Rowlett and 1 of 1069 in Texas.
Primary specialty
Internal Medicine
Plus 2 subspecialties
Licensed in
TX, IL, OH
3 states
Status
Active
No deactivations on record
Last NPPES update
2018-03-17
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 1069 active internal medicine providers in Texas.
NPI age
18 years
≈ at median (18 yr)
State licenses
3 states
Top 77% — 22% of peers are multi-state
Subspecialties
1
In the 52% of peers with subspecialties
NPI lifetime · 2008 → 2026
2008-01Enumerated in NPPES
2008
2026
Where they practice
Practice location
7501 Lakeview Pkwy Ste 100
Rowlett, TX 750889330
Mailing address
Po Box 911230
Dallas, TX 753911230
Additional practice locations
2 secondary locations on file with NPPES.
Location 2
1105 Central Expy N Ste 320
Allen, TX 750136104
Location 3
530 Clara Barton Blvd Ste 250
Garland, TX 750425781
Specialties
-
Internal Medicine PrimaryAn internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine...
-
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,...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 354740803 | |
| 05 (TX) | 354740804 |
Multi-state credentialing: Licensed in 3 states. Useful context for credentialers building cross-state provider networks.
Practice context
Solo or small practice. No other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 1069 Internal Medicine providers in Texas?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
Request a quote →How to verify this provider
- 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.