NPI age
6 years
Enumerated 2020-04-02
● Active
Type 1 · Individual
Portia Letham, DO
Letham is 1 of 416 pathology providers in Houston and 1 of 1597 in Texas.
Primary specialty
Pathology
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-09-24
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 1597 active pathology providers in Texas.
NPI age
6 years
↓ 13 yr below median (19 yr)
State licenses
1 state
16% of peers hold multiple states
Subspecialties
1
In the 37% of peers with subspecialties
NPI lifetime · 2020 → 2026
2020-04Enumerated in NPPES
2020
2026
Where they practice
Practice location
6565 Fannin St # B154
Houston, TX 770302703
Mailing address
2406 Dorrington St Unit D
Houston, TX 770301962
Additional practice locations
1 secondary location on file with NPPES.
Location 2
3500 Gaston Ave
Dallas, TX 752462017
Specialties
-
Pathology PrimaryA pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses...
-
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. 2 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.
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