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

John Nicholas Grimes, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1558943233

John Nicholas Grimes, MD is a Diagnostic Radiology in Stanford, California. Graduated from Vanderbilt University School of Medicine in 2021, 5 years ago. Registered with an NPI since 2021.

Years since qualifying
5
Trained at
Vanderbilt University School of Medicine
In the registry since
2021
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

No coordinates on file. Search this address in Google Maps

Specialties & licences

Student in an Organized Health Care Education/Training Program (primary) Taxonomy 390200000X

Record details

NPI number1558943233
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 22, 2021
Last updated in NPPESMarch 7, 2023
Certification dateJune 11, 2022

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolVANDERBILT UNIVERSITY SCHOOL OF MEDICINE
Graduated 2021 (5 years in practice)
Accepts Medicare assignment Not indicated
Practice locations3 on file with Medicare

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