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

Mario A Ruiz, MD

Individual provider Nephrology Physician · NPI 1841281177

Mario A Ruiz, MD is an Internal Medicine in Denton, Texas. Graduated from University of California, San Diego School of Medicine in 1990, 36 years ago. Practices with Emerus Pennsylvania Inpatient Providers PLLC, a 20-clinician group and offers telehealth. Licensed in Texas.

Years since qualifying
36
Trained at
University of California, San Diego School of Medicine
Licensed in
TX
In the registry since
2005
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

3315 Colorado Blvd Ste 102
Denton, TX 76210-6884
Phone: (940) 320-1708
Fax: (940) 565-5457
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence K2993 (TX)

Record details

NPI number1841281177
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 4, 2005
Last updated in NPPESDecember 17, 2015

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesHOSPITALIST
Medical schoolUNIVERSITY OF CALIFORNIA, SAN DIEGO SCHOOL OF MEDICINE
Graduated 1990 (36 years in practice)
Group practice Emerus Pennsylvania Inpatient Providers Pllc — 20 clinicians
Accepts Medicare assignment Not indicated
TelehealthOffers telehealth services
Practice locations6 on file with Medicare

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