Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Naiara Alvarez, MD

Individual provider Internal Medicine Physician · NPI 1578873857

Naiara Alvarez, MD is a Rheumatology in Harlingen, Texas. Qualified in 2007, 19 years ago. Practices with Naiara M Alvarez MD PA, a 4-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
19
Licensed in
TX
In the registry since
2010
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

512 Victoria Ln Ste 7
Harlingen, TX 78550
Phone: (956) 423-1112
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence Q5331 (TX)
Internal Medicine Physician Taxonomy 207R00000X · Licence Q5331 (TX)

Record details

NPI number1578873857
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 20, 2010
Last updated in NPPESJune 4, 2025
Certification dateJune 4, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyRHEUMATOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2007 (19 years in practice)
Group practice Naiara M Alvarez Md Pa — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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