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

Alberto Nenninger Leon, MD

Individual provider Internal Medicine Physician · NPI 1750809968

Alberto Nenninger Leon, MD is an Internal Medicine in Edinburg, Texas. Qualified in 2016, 10 years ago. Practices with San Juan Regional Medical Center, Inc, a 231-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in New Mexico and Texas.

Years since qualifying
10
Licensed in
NM, TX
In the registry since
2017
Specialties on file
3
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

5501 S McColl Rd
Edinburg, TX 78539-5503
Phone: (956) 362-8677
Fax: (956) 362-7253
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 801 W Maple St, Farmington, NM 87401-5630 — (505) 609-2000

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD2020-0267 (NM)
Internal Medicine Physician Taxonomy 207R00000X · Licence V9380 (TX)
Hospitalist Physician Taxonomy 208M00000X · Licence V9380 (TX)

Record details

NPI number1750809968
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 7, 2017
Last updated in NPPESOctober 21, 2025
Certification dateOctober 21, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice San Juan Regional Medical Center, Inc. — 231 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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