NPI age
20 years
Enumerated 2006-04-12
● Active
Type 1 · Individual
Philip Keiser, MD
Keiser is 1 of 29 internal medicine providers in Galveston and 1 of 920 in Texas.
Primary specialty
Internal Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2026-03-18
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 920 active internal medicine providers in Texas.
NPI age
20 years
↑ 3 yr above median (17 yr)
State licenses
1 state
16% of peers hold multiple states
Subspecialties
0
35% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-04Enumerated in NPPES
2006
2026
Where they practice
Practice location
1005 Harborside Dr, Fl 6
Galveston, TX 775550001
Mailing address
Po Box 845347
Dallas, TX 752845347
Additional practice locations
1 secondary location on file with NPPES.
Location 2
5323 Harry Hines Blvd
Dallas, TX 753907208
Specialties
-
Internal Medicine PrimaryAn internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 046963701 |
Practice context
Part of a multi-provider practice. 33 other active providers share this practice address in NPPES.
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