NPI age
12 years
Enumerated 2013-12-04
● Active Type 2 · Organization
Urology San Antonio
Urology San Antonio is 1 of 1194 urology organizations in Texas.
Primary specialty
Urology
Practice locations
2
1 secondary on file
Status
Active
No deactivations on record
Authorized official
Vassar
President
Last NPPES update
2021-03-22
Source: monthly bulk 2026-05
How this organization compares
Across 1194 active urology providers in Texas.
NPI age
12 years
↓ 7 yr below median
Practice locations
2
1 secondary on file
Subspecialties
0
NPI lifetime · 2013 → 2026
2013-12Enumerated in NPPES
2013
2026
Where they practice
Primary practice location
7909 Fredericksburg Rd, Suite #135
San Antonio, TX 782293425
Mailing address
7909 Fredericksburg Rd, Suite #110
San Antonio, TX 782293425
Additional practice locations
1 secondary location on file with NPPES.
Location 2
598 N Union Ave Ste 320
New Braunfels, TX 781304179
Authorized official
George J Vassar, MD
President
📞 2106144544
Individual providers at this organization
14 individual providers on file at this primary practice address.
- Cecyli Allen Licensed Vocational Nurse NPI 1972468171
- Alan Dinesman, M.D. Otolaryngology NPI 1710978051
- Esmeralda Dominguez Licensed Vocational Nurse NPI 1891652962
- Peggy Francis Nurse Practitioner NPI 1013926542
- Michael Freckleton, MD Radiology NPI 1053428045
- Jaime Furman, MD Pathology NPI 1497750681
- Timothy Hlavinka, MD Urology NPI 1982684098
- Clayton Hudnall, MD Urology NPI 1952381063
- Leroy Jones, MD Urology NPI 1518947613
- Amanda Massengill, LVN Licensed Vocational Nurse NPI 1700750387
- Keiko McManus, M.D. Otolaryngology NPI 1568443380
- Michael Newell, M.D. Specialist NPI 1982684007
- Jeffrey Shear, MD Pathology NPI 1922003128
- Randall Singleton, MD Urology NPI 1891775284
Specialties
-
Urology PrimaryA urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of...
Practice context
Multi-provider organization. 14 individual providers on file at this primary address. Plus 1 secondary practice location.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Verify the organization is in good standing.Cross-check with the state's business registration and any applicable licensing boards.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.