NPI age
10 years
Enumerated 2015-09-30
● Active Type 2 · Organization
Hill Country Rheumatology, Pllc
Hill Country Rheumatology, Pllc is 1 of 749 internal medicine organizations in Texas.
Primary specialty
Internal Medicine
Practice locations
1
0 secondary on file
Status
Active
No deactivations on record
Authorized official
Alissa
Manager
Last NPPES update
2015-09-30
Source: monthly bulk 2026-05
How this organization compares
Across 749 active internal medicine providers in Texas.
NPI age
10 years
↓ 8 yr below median
Practice locations
1
0 secondary on file
Subspecialties
0
NPI lifetime · 2015 → 2026
2015-09Enumerated in NPPES
2015
2026
Where they practice
Primary practice location
1340 Wonder World Dr, Building 2, Suite 2202
San Marcos, TX 786667791
Mailing address
1340 Wonder World Dr, Building 2, Suite 2202
San Marcos, TX 786667791
Authorized official
Hassan Alissa, M.D.
Manager
📞 5126677123
Individual providers at this organization
7 individual providers on file at this primary practice address.
- Hassan Alissa, MD Internal Medicine NPI 1770522633
- Hannah Christiansen, DPT Physical Therapist NPI 1992495758
- Caroline Crunk, PTA Physical Therapy Assistant NPI 1184393936
- Jennifer Driskell, MD Family Medicine NPI 1386634657
- Amanda Ivy, MD Orthopaedic Surgery NPI 1518055508
- Tonya Stevens, PT Physical Therapist NPI 1992769673
- Hector Vasquez, M.D. General Practice NPI 1518075894
Specialties
-
Internal Medicine PrimaryAn internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and "collagen" diseases.
Practice context
Multi-provider organization. 7 individual providers on file at this primary address.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
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- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.