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

Nathan Geonwoo Kim, MD

Individual provider Gastroenterology Physician · NPI 1144717323

Nathan Geonwoo Kim, MD is a Gastroenterology in Stanford, California. Graduated from Stanford University School of Medicine in 2018, 8 years ago. Practices with Stanford Health Care, a 3,085-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
8
Trained at
Stanford University School of Medicine
Licensed in
CA
In the registry since
2018
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

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 (1)

  • 430 Broadway St, Redwood City, CA 94063 — (650) 736-5555

Specialties & licences

Transplant Hepatology Physician (primary) Taxonomy 207RT0003X · Licence A173606 (CA)
Gastroenterology Physician Taxonomy 207RG0100X · Licence A173606 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A173606 (CA)

Record details

NPI number1144717323
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 13, 2018
Last updated in NPPESOctober 10, 2025
Certification dateOctober 10, 2025

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolSTANFORD UNIVERSITY SCHOOL OF MEDICINE
Graduated 2018 (8 years in practice)
Group practice Stanford Health Care — 3085 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Stanford