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

Katrina Fischer

Individual provider Hematology & Oncology Physician · NPI 1477972388

Katrina Fischer is a Hematology/Oncology in San Mateo, California. Qualified in 2014, 12 years ago. Practices with Monterey Bay Oncology a Medical Corporation, a 13-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
12
Licensed in
CA
In the registry since
2014

Practice location Address checks out

100 S San Mateo Dr
San Mateo, CA 94401-3805
Phone: (650) 696-4509
Show map & directions

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

Additional practice locations (1)

  • 300 Pasteur Dr, Stanford, CA 94305-2200 — (650) 723-6661

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence A139123 (CA)

Record details

NPI number1477972388
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedApril 8, 2014
Last updated in NPPESAugust 17, 2020
Certification dateAugust 17, 2020
Mailing address325 Distel Cir, Los Altos, CA 94022-1408

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Monterey Bay Oncology A Medical Corporation — 13 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in San Mateo