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

Dr. Nayna Devi Riyat, MD

Individual provider Internal Medicine Physician · NPI 1508122656

Dr. Nayna Devi Riyat, MD is a Gastroenterology in Stanford, California. Graduated from Rush Medical College of Rush University in 2012, 14 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
14
Trained at
Rush Medical College of Rush University
Licensed in
CA
In the registry since
2012
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

300 Pasteur Dr
Stanford, CA 94305-2200
Phone: (650) 723-4000
Show map & directions

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

Additional practice locations (2)

  • 105 E 9th St, Coralville, IA 52241-2209 — (319) 467-2000
  • 200 Hawkins Dr, Iowa City, IA 52242-1009 — (319) 356-4901

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence A181985 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A181985 (CA)

Record details

NPI number1508122656
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 3, 2012
Last updated in NPPESSeptember 26, 2022
Certification dateSeptember 26, 2022

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolRUSH MEDICAL COLLEGE OF RUSH UNIVERSITY
Graduated 2012 (14 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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