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

Dr. Roberto J Diaz, MD

Individual provider Anesthesiology Physician · NPI 1649591595

Dr. Roberto J Diaz, MD is a Pain Management in San Antonio, Texas. Graduated from University of Texas Medical School at San Antonio in 2005, 21 years ago. Practices with Larina V Gutenberg DO PLLC, a 4-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
21
Trained at
University of Texas Medical School at San Antonio
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

5522 Lone Star Pkwy Bldg 2 Ste 101
San Antonio, TX 78253
Phone: (210) 298-4900
Fax: (210) 298-6631
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 110 E Bandera Rd, Boerne, TX 78006-2802 — (210) 495-7246
  • 32685 Highway 281 N, Bulverde, TX 78163 — (210) 495-7245
  • 5000 Schertz Pkwy Ste 400, Schertz, TX 78154-1457 — (210) 495-7246

Specialties & licences

Pain Medicine (Anesthesiology) Physician (primary) Taxonomy 207LP2900X · Licence M7142 (TX)
Anesthesiology Physician Taxonomy 207L00000X · Licence M7142 (TX)

Record details

NPI number1649591595
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 15, 2010
Last updated in NPPESApril 27, 2022
Certification dateApril 27, 2022

Medicare enrollment

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

Medicare specialtyPAIN MANAGEMENT
Also practisesANESTHESIOLOGY
Medical schoolUNIVERSITY OF TEXAS MEDICAL SCHOOL AT SAN ANTONIO
Graduated 2005 (21 years in practice)
Group practice Larina V Gutenberg Do Pllc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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