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

Dr. Mario A Fierro, MD

Individual provider Pediatrics Physician · NPI 1033172374

Dr. Mario A Fierro, MD is a Pediatric Medicine in San Antonio, Texas. Graduated from Harvard Medical School in 1997, 29 years ago. Practices with University of Texas Health Science Center at San Antonio, a 1,295-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
29
Trained at
Harvard Medical School
Licensed in
TX
In the registry since
2006
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

10350 Bandera Rd Ste 140
San Antonio, TX 78250-5616
Phone: (210) 450-7334
Fax: (210) 450-2124
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Developmental - Behavioral Pediatrics Physician (primary) Taxonomy 2080P0006X · Licence L5734 (TX)
Pediatrics Physician Taxonomy 208000000X · Licence L5734 (TX)

Record details

NPI number1033172374
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 8, 2006
Last updated in NPPESMarch 22, 2023
Certification dateMarch 22, 2023

Medicare enrollment

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

Medicare specialtyPEDIATRIC MEDICINE
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 1997 (29 years in practice)
Group practice University Of Texas Health Science Center At San Antonio — 1295 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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