Individual provider · Type 1 NPI

Michael A. Katz, MD

Internal Medicine Physician · Fullerton, CA

NPI number 1841213899 Active

Practice location

101 E Valencia Mesa Dr
Fullerton, CA 92835-3809

Call (714) 992-3969 Map

Fax (714) 992-3169

Other practice locations

  • 725 W La Veta Ave Ste 260, Orange, CA 92868-4439 · (714) 771-8006

Specialties and licenses

TaxonomyCodeLicense
Emergency Medicine Physician 207P00000XA77114 (CA)
Hospice and Palliative Medicine (Internal Medicine) Physician 207RH0002XA77114 (CA)
Neurocritical Care Physician 2084A2900XA77114 (CA)
Critical Care Medicine (Internal Medicine) Physician 207RC0200XA77114 (CA)
Internal Medicine Physician Primary 207R00000XA77114 (CA)

Internal Medicine Physician: 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 medi…

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About NPI 1841213899

Michael A. Katz, MD's National Provider Identifier is 1841213899, issued on Jul 25, 2006. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Fullerton, CA. The record was last updated on May 6, 2026.