NPI age
19 years
Enumerated 2007-04-26
● Active
Type 1 · Individual
DR. Diaa Osman, DO
Osman is 1 of 35 internal medicine providers in Austin and 1 of 1069 in Texas.
Primary specialty
Internal Medicine
Plus 1 subspecialty
Licensed in
TX, MN
2 states
Status
Active
No deactivations on record
Last NPPES update
2022-08-30
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 1069 active internal medicine providers in Texas.
NPI age
19 years
≈ at median (18 yr)
State licenses
2 states
Top 77% — 22% of peers are multi-state
Subspecialties
0
52% of peers hold subspecialties
NPI lifetime · 2007 → 2026
2007-04Enumerated in NPPES
2007
2026
Where they practice
Practice location
4101 James Casey St Ste 100
Austin, TX 787451145
Mailing address
Po Box 911230
Dallas, TX 753911230
Specialties
-
Internal Medicine PrimaryAn internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine...
Practice context
Part of a multi-provider practice. 14 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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