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

Gonzalo A Diaz, MD

Individual provider Sleep Medicine (Internal Medicine) Physician · NPI 1134129240

Gonzalo A Diaz, MD is a Sleep Medicine in El Paso, Texas. Qualified in 1975, 51 years ago. Practices with Gonzalo a Diaz, a 7-clinician group, works from 6 locations and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
51
Licensed in
TX
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

4305 N Mesa St Ste B
El Paso, TX 79902-1124
Phone: (915) 779-7378
Fax: (915) 779-2822
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (5)

  • 1155 Commerce Dr Ste G, Las Cruces, NM 88011-8257 — (575) 647-5337
  • 1204 Main St Ne Ste A, Los Lunas, NM 87031-7423 — (505) 388-2015
  • 1009 Golf Course Rd Se Ste 109, Rio Rancho, NM 87124-4705 — (505) 891-3344
  • 1651 Galisteo St, Santa Fe, NM 87505-4752 — (505) 395-5315
  • 4305 N Mesa St, El Paso, TX 79902-1123 — (915) 532-2477

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence G4109 (TX)
Sleep Medicine (Internal Medicine) Physician Taxonomy 207RS0012X · Licence G4109 (TX)

Record details

NPI number1134129240
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 29, 2005
Last updated in NPPESJanuary 30, 2025
Certification dateJanuary 30, 2025

Medicare enrollment

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

Medicare specialtySLEEP MEDICINE
Medical schoolOTHER
Graduated 1975 (51 years in practice)
Group practice Gonzalo A Diaz — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations10 on file with Medicare

Other providers in El Paso