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

Gregory L Hirsch, MD

Individual provider Internal Medicine Physician · NPI 1639287071

Gregory L Hirsch, MD is an Internal Medicine Physician in Escondido, California. Licensed in California and Hawaii. Registered with an NPI since 2006.

Licensed in
CA, HI
In the registry since
2006
Specialties on file
4
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

1955 Citracado Pkwy Ste 301
Escondido, CA 92029-4110
Phone: (760) 489-1458
Fax: (760) 489-1246
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence G40467 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence G40467 (CA)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence G40467 (CA)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence MD-23692 (HI)

Record details

NPI number1639287071
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 27, 2006
Last updated in NPPESApril 25, 2025
Certification dateApril 25, 2025
Mailing addressPo Box 28199, San Diego, CA 92198-0199

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