NPI age
8 years
Enumerated 2018-03-01
● Active
Type 1 · Individual
DR. Halward Blegen IV, DO
Blegen is 1 of 1 ophthalmology providers in Jbsa Fort Sam Houston and 1 of 2155 in Texas.
Primary specialty
Ophthalmology
Plus 1 subspecialty
Licensed in
TX, IN
2 states
Status
Active
No deactivations on record
Last NPPES update
2024-12-31
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 2155 active ophthalmology providers in Texas.
NPI age
8 years
↓ 11 yr below median (19 yr)
State licenses
2 states
Top 90% — 9% of peers are multi-state
Subspecialties
1
In the 31% of peers with subspecialties
NPI lifetime · 2018 → 2026
2018-03Enumerated in NPPES
2018
2026
Where they practice
Practice location
3551 Roger Brooke Dr
Jbsa Fort Sam Houston, TX 78234
Mailing address
3551 Roger Brooke Dr
Jbsa Fort Sam Houston, TX 78234
Additional practice locations
1 secondary location on file with NPPES.
Location 2
1100 Wilford Hall Loop Bldg 4554
Jbsa Lackland, TX 782365638
Specialties
-
Ophthalmology PrimaryAn ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual...
-
General PracticeA physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.
Practice context
Part of a multi-provider practice. 11 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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