NPI age
19 years
Enumerated 2007-02-06
● Active
Type 1 · Individual
DR. Derrick Duong Nguyen, MD
Nguyen is 1 of 4 internal medicine providers in Georgetown and 1 of 576 in Texas.
Primary specialty
Internal Medicine
Plus 2 subspecialties
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-12-29
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 576 active internal medicine providers in Texas.
NPI age
19 years
≈ at median (19 yr)
State licenses
1 state
18% of peers hold multiple states
Subspecialties
2
In the 46% of peers with subspecialties
NPI lifetime · 2007 → 2026
2007-02Enumerated in NPPES
2007
2026
Where they practice
Practice location
3201 S Austin Ave Ste 315
Georgetown, TX 786267642
Mailing address
Po Box 749495
Atlanta, GA 303749495
Additional practice locations
2 secondary locations on file with NPPES.
Location 2
1180 Seton Pkwy Ste 150
Kyle, TX 786406319
Location 3
2207 Clear Creek Rd
Killeen, TX 765494132
Specialties
-
Internal Medicine PrimaryAn internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and...
-
Internal MedicineA physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...
-
Internal MedicineAn 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...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 209992101 | |
| 01 (TX) | P00807996 | RAILROAD MEDICARE |
| 05 (TX) | 209992102 |
Practice context
Part of a multi-provider practice. 3 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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