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

MS. Marjorie Hammer, FNP

Individual provider General Practice Registered Nurse · NPI 1912258880

MS. Marjorie Hammer, FNP is a General Practice Registered Nurse in Berkeley, California. Licensed in California. Registered with an NPI since 2012.

Licensed in
CA
In the registry since
2012
Specialties on file
5
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

See every abbreviation used in this directory →

Practice location Address checks out

1735 Stuart St
Berkeley, CA 94703-2123
Phone: (510) 841-6585
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 391710 (CA)
General Practice Registered Nurse Taxonomy 163WG0000X · Licence 391710 (CA)
Psychiatric/Mental Health Nurse Practitioner Taxonomy 363LP0808X · Licence 391710 (CA)
Child & Adolescent Psychiatric/Mental Health Clinical Nurse Specialist Taxonomy 364SP0807X · Licence 391710 (CA)
Psychiatric/Mental Health Clinical Nurse Specialist Taxonomy 364SP0808X · Licence 391710 (CA)

Record details

NPI number1912258880
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedOctober 2, 2012
Last updated in NPPESOctober 2, 2012