NPI age
5 years
Enumerated 2020-09-27
● Active
Type 1 · Individual
DR. Warren Benjamin Fingrut, MD, ABIM
Fingrut is 1 of 48 internal medicine providers in Houston and 1 of 78 in Texas.
Primary specialty
Internal Medicine
Plus 1 subspecialty
Licensed in
TX, NY
2 states
Status
Active
No deactivations on record
Last NPPES update
2023-10-19
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 78 active internal medicine providers in Texas.
NPI age
5 years
↓ 11 yr below median (16 yr)
State licenses
2 states
Top 85% — 14% of peers are multi-state
Subspecialties
0
52% of peers hold subspecialties
NPI lifetime · 2020 → 2026
2020-09Enumerated in NPPES
2020
2026
Where they practice
Practice location
1515 Holcombe Blvd
Houston, TX 770304000
Mailing address
Po Box 4439
Houston, TX 772104439
Additional practice locations
1 secondary location on file with NPPES.
Location 2
1275 York Ave
New York, NY 100656007
Specialties
-
Internal Medicine PrimaryAn internist with additional training who specializes in diseases of the blood, spleen and lymph. This specialist treats conditions such as anemia, clotting disorders, sickle cell disease, hemophilia, leukemia and lymphoma.
Practice context
Part of a multi-provider practice. 3675 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 →
- 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.