Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Sean Robert Townsend, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1528058617

Sean Robert Townsend, MD is a Critical Care Medicine (Internal Medicine) Physician in San Francisco, California. Works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

1101 Van Ness Ave
San Francisco, CA 94109-6919
Phone: (617) 921-3237
Fax: (415) 865-4180
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 55 Lake Ave N, Worcester, MA 01655-0002 — (508) 856-1975

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence A111480 (CA)

Record details

NPI number1528058617
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 28, 2005
Last updated in NPPESAugust 17, 2022
Certification dateAugust 17, 2022

Other providers in San Francisco