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

Mrs. Susan Marie Sullivan, FNP-C

Individual provider Family Nurse Practitioner · NPI 1881918399

Mrs. Susan Marie Sullivan, FNP-C is a Family Nurse Practitioner in San Francisco, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2010
What do these letters mean?
FNP-C — Family Nurse Practitioner, Certified
A family nurse practitioner certified by the AANP.

See every abbreviation used in this directory →

Practice location Address checks out

45 Castro St Ste 138
San Francisco, CA 94114-1029
Phone: (415) 558-8200
Fax: (415) 558-8288
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence RN448192 (CA)

Record details

NPI number1881918399
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP-C
Sole proprietorYes
NPI enumeratedMarch 26, 2010
Last updated in NPPESMarch 26, 2010

Other providers in San Francisco