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

Chetan Giri Ambastha, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1275279648

Chetan Giri Ambastha, MD is an Internal Medicine in Stanford, California. Graduated from Washington University School of Medicine in 2022, 4 years ago. Practices with Stanford Health Care, a 3,085-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
4
Trained at
Washington University School of Medicine
Licensed in
CA
In the registry since
2022
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

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

Stanford, CA

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A190131 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1275279648
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 9, 2022
Last updated in NPPESJuly 7, 2025
Certification dateJuly 7, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolWASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2022 (4 years in practice)
Group practice Stanford Health Care — 3085 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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