Individual provider · Type 1 NPI

Justin Ryan Mak, MD

Internal Medicine Physician · Los Angeles, CA

NPI number 1922793595 Active

Practice location

1200 N State St
Los Angeles, CA 90089-1001

Call (323) 409-1000 Map

Mailing address

1100 N State St # A6E
Los Angeles, CA 90033-5000

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician Primary 207R00000XA199311 (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 1922793595

Justin Ryan Mak, MD's National Provider Identifier is 1922793595, issued on Apr 10, 2023. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Los Angeles, CA. The record was last updated on Aug 31, 2026.