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

Dr. Hirofumi Hashimoto, MD

Individual provider Internal Medicine Physician · NPI 1104812585

Dr. Hirofumi Hashimoto, MD is an Internal Medicine in Saint Helena, California. Graduated from Stanford University School of Medicine in 1993, 33 years ago. Practices with Pacific Inpatient Medical Group, a 128-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
33
Trained at
Stanford University School of Medicine
Licensed in
CA
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

10 Woodland Rd
Saint Helena, CA 94574-9554
Phone: (707) 963-6399
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G83463 (CA)

Record details

NPI number1104812585
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 21, 2005
Last updated in NPPESMarch 29, 2012
Mailing address10 Woodland Rd, Saint Helena, CA 94574-9554

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolSTANFORD UNIVERSITY SCHOOL OF MEDICINE
Graduated 1993 (33 years in practice)
Group practice Pacific Inpatient Medical Group — 128 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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