Nephrology Clinic


David Pearce, Chief
Sam James, Clinical Director and MD Director of SFGH Dialysis Center
Rosaly Ferrer, Interim Nurse Director
Maribel Amodo, Charge Nurse



  • Location: Zuckerberg San Francisco General, Building 90, 2nd Floor (Ward 92)
  • Routine clinical issues, please call 415-206-4725
  • Follow-up patient appointments, please call 415-206-4777
  • Fax number: 415-206-4257


Hours of Operation:

Outpatient Renal Clinic
Mon Tues Wed Thurs Fri Sat Sun
8:30AM – 12:00PM
1:00 – 5:00PM


Outpatient CKD Clinic
Mon Tues Wed Thurs Fri Sat Sun
1:00PM – 4:30PM



The nephrology clinic is located at 995 Potrero Ave., San Francisco, at the corner of 22nd Street in a brick building. Upon arrival, register on the 1st floor in Room 116. Then proceed to Building 90, 2nd Floor.


La clínica está ubicada en 995 Potrero Ave, en la esquina con 22nd Street, en un edificio de ladrillos. Al llegar, regístrese en el piso, en la sala 116. Después vaya al 2.º piso del Edificio 90.


診所位於995 Potrero大道上,22街的角落的一棟紅磚大樓。抵達後,請即到1樓116室註冊。然後前往90號大樓,2樓,


Providers with Privileges:

Vanessa Grubbs, MD
Ramin Sam, MD
Salitha Sunderrajan, MD
Sam James, MD
Brenda Herrera-Maldonado, NP
Anitha Toke, MD
David Pearce, MD
Kathryn Fontwit, PA
Delphine Tuot, MD

Zuckerberg San Francisco General Hospital and Trauma Center is part of the SF Health Network.

Learn more

Please call 9-1-1 if this is a medical emergency.

Please call Zuckerberg San Francisco General Hospital at (415) 206-8000 for general information.

© Copyright 2016, Department of Public Health, City and County of San Francisco.
Any questions, comments or suggestions about this site may be directed to Linda Acosta.