Individual provider · Type 1 NPI

Lakshan Nicholas Fonseka, DO

Psychiatry Physician · San Francisco, CA

NPI number 1669113353 Active

Practice location

675 18th St # PB-5250
San Francisco, CA 94143-4200

Call (415) 476-7000 Map

Mailing address

28333 Bryce Dr
Castaic, CA 91384-3781

Other practice locations

  • 940 Belmont St, Brockton, MA 02301-5568 · (508) 583-4500

Specialties and licenses

TaxonomyCodeLicense
Student in an Organized Health Care Education/Training Program 390200000XNone listed
Psychiatry Physician Primary 2084P0800X20A25632 (CA)

Psychiatry Physician: A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic la…

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About NPI 1669113353

Lakshan Nicholas Fonseka, DO's National Provider Identifier is 1669113353, issued on Apr 5, 2022. The primary taxonomy on file is Psychiatry Physician (2084P0800X), and the practice location is in San Francisco, CA. The record was last updated on Jun 26, 2026.