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

Individual provider Internal Medicine Physician · NPI 1073597332

Dr. Calvin Hayes Hirsch, MD is an Internal Medicine Physician in Sacramento, California. Licensed in California. Registered with an NPI since 2005.

Licensed in
CA
In the registry since
2005
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

4150 V St Ste 2400
Sacramento, CA 95817-1460
Phone: (916) 734-7005
Fax: (916) 734-2732
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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 G47136 (CA)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence G47136 (CA)

Record details

NPI number1073597332
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 30, 2005
Last updated in NPPESMarch 7, 2023

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