NPI age
8 years
Enumerated 2018-03-05
● Active Type 2 · Organization
Naiara M Alvarez MD PA
Naiara M Alvarez MD PA is 1 of 749 internal medicine organizations in Texas.
Primary specialty
Internal Medicine
Practice locations
2
1 secondary on file
Status
Active
No deactivations on record
Authorized official
Alvarez
MD
Last NPPES update
2025-06-04
Source: monthly bulk 2026-05
How this organization compares
Across 749 active internal medicine providers in Texas.
NPI age
8 years
↓ 10 yr below median
Practice locations
2
1 secondary on file
Subspecialties
0
NPI lifetime · 2018 → 2026
2018-03Enumerated in NPPES
2018
2026
Where they practice
Primary practice location
5223 S McColl Rd
Edinburg, TX 785397861
Mailing address
216 Baylor Ave
McAllen, TX 785041997
Additional practice locations
1 secondary location on file with NPPES.
Location 2
512 Victoria Ln Ste 7
Harlingen, TX 78550
Authorized official
Naiara Alvarez
MD
📞 9563280494
Individual providers at this organization
1 individual provider on file at this primary practice address.
- Reyna Chavarri, MPAS, PA-C Physician Assistant NPI 1457005456
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.
Other names on file (1)
Doing-business-as, former, and alternate names recorded by NPPES.
-
Integrative Rheumatology of South Texas
Practice context
Multi-provider organization. 1 individual provider on file at this primary address. Plus 1 secondary practice location.
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Request a quote →How to verify this organization
- 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.