Individual provider · Type 1 NPI

John Nesemann, MD, MSC

Ophthalmology Physician · San Francisco, CA

NPI number 1124777586 Active

Practice location

513 Parnassus Ave # S321
San Francisco, CA 94143-2205

Call (415) 476-1239 Map

Other practice locations

  • 490 Illinois Street, Floor 2, Box 0944, San Francisco, CA 94158 · (415) 353-2020
  • 1001 Potrero Avenue, Bldg. 5, 4M, San Francisco, CA 94110-3510 · (628) 206-8025

Specialties and licenses

TaxonomyCodeLicense
Ophthalmology Physician Primary 207W00000XA189201 (CA)

Ophthalmology Physician: An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services,…

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About NPI 1124777586

John Nesemann, MD, MSC's National Provider Identifier is 1124777586, issued on Mar 22, 2022. The primary taxonomy on file is Ophthalmology Physician (207W00000X), and the practice location is in San Francisco, CA. The record was last updated on Jun 29, 2026.