JOHN ALFRED HIRSHLEIFER M.D
NPI 1407893621
Internal Medicine in Oakland, CA

Q: What is John Hirshleifer's NPI number?

The NPI number for John Hirshleifer is 1407893621. It was assigned to this individual provider in the NPPES registry on May 31, 2006.

Q: What is John Hirshleifer's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for John Hirshleifer was last updated on September 29, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since May 31, 2006

1221 BROADWAY, 3RD FLOOR, OAKLAND, CA 94612(510) 662-5894 Get Directions Write a Review

NPPES record last updated: September 29, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About John Alfred Hirshleifer M.d NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN ALFRED HIRSHLEIFER M.D (NPI 1407893621) is an individual internal medicine provider in Oakland, California, licensed in California (G32352) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1407893621

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameJOHN ALFRED HIRSHLEIFERCredential: M.D

Location Address1221 BROADWAY, 3RD FLOOROakland, CA 94612-1837

Mailing Address1221 Broadway, 3rd FloorOakland, CA 94612-1837 · (510) 662-5894

Phone(510) 662-5894

Sole ProprietorYes

Enumeration DateMay 31, 2006

Last NPPES UpdateSeptember 29, 2016

✔ NPI 1407893621 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in CA · G32352

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Also ListedPreventive Medicine · Occupational MedicineTaxonomy 2083X0100X · License G32352 (CA)

1221 BROADWAY, Oakland, CA 94612

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Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

IRENE CHO PHARMD

Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)