NPI age
16 years
Enumerated 2010-05-19
● Active
Type 1 · Individual
Nathan Teschan, D.O.
Teschan is 1 of 135 pathology providers in San Antonio and 1 of 1597 in Texas.
Primary specialty
Pathology
Licensed in
IN
1 state
Status
Active
No deactivations on record
Last NPPES update
2023-09-05
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
16 years
↓ 3 yr below median (19 yr)
State licenses
1 state
16% of peers hold multiple states
Subspecialties
0
37% of peers hold subspecialties
NPI lifetime · 2010 → 2026
2010-05Enumerated in NPPES
2010
2026
Where they practice
Practice location
3551 Roger Brooke Dr Bldg 1151
San Antonio, TX 782344504
Mailing address
3551 Roger Brooke Dr
Fort Sam Houston, TX 782344504
Additional practice locations
1 secondary location on file with NPPES.
Location 2
101 Bodin Cir, Pathology
Travis Afb, CA 945351809
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...
Practice context
Solo or small practice. No 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 →
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