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

James David Marks, MD

Individual provider Anesthesiology Physician · NPI 1801854104

James David Marks, MD is an Anesthesiology Physician in San Francisco, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
Specialties on file
3
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

1001 Potrero Ave Rm 3C34
San Francisco, CA 94110-3518
Phone: (415) 206-8934
Fax: (415) 206-3101
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Critical Care Medicine (Anesthesiology) Physician (primary) Taxonomy 207LC0200X · Licence G43710 (CA)
Anesthesiology Physician Taxonomy 207L00000X · Licence G43710 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence G43710 (CA)

Record details

NPI number1801854104
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 3, 2006
Last updated in NPPESSeptember 11, 2025

Other providers in San Francisco