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

Mario E Ruiz, MD

Individual provider Pediatric Radiology Physician · NPI 1174569842

Mario E Ruiz, MD is a Diagnostic Radiology in San Antonio, Texas. Qualified in 1984, 42 years ago. Practices with Singleton Associates PA, a 795-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
42
Licensed in
TX
In the registry since
2006
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

18126 Prestonshire
San Antonio, TX 78258-4473
Phone: (210) 844-7575
Fax: (210) 493-8297
Show map & directions

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

Specialties & licences

Pediatric Radiology Physician (primary) Taxonomy 2085P0229X · Licence K1917 (TX)

Record details

NPI number1174569842
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 21, 2006
Last updated in NPPESApril 6, 2011

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolOTHER
Graduated 1984 (42 years in practice)
Group practice Singleton Associates Pa — 795 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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