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

Catherine Ann Mazzei, MD

Individual provider Blood Banking & Transfusion Medicine Physician · NPI 1750802013

Catherine Ann Mazzei, MD is a Blood Banking & Transfusion Medicine Physician in Oakland, California. Licensed in California. Registered with an NPI since 2017.

Licensed in
CA
In the registry since
2017
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

6230 Claremont Ave
Oakland, CA 94618-1324
Phone: (510) 594-5265
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Blood Banking & Transfusion Medicine Physician (primary) Taxonomy 207ZB0001X · Licence G78127 (CA)

Record details

NPI number1750802013
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 27, 2017
Last updated in NPPESJuly 21, 2022

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