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

MS. Mary Ellen Knopf, PMHNP

Individual provider Family Nurse Practitioner · NPI 1316184187

MS. Mary Ellen Knopf, PMHNP is a Family Nurse Practitioner in Belmont, California. Licensed in California. Registered with an NPI since 2009.

Licensed in
CA
In the registry since
2009
Specialties on file
2
What do these letters mean?
PMHNP — Psychiatric-Mental Health Nurse Practitioner
A nurse practitioner specialising in mental health, able to prescribe psychiatric medication.

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Practice location Address checks out

1012 Villa Ave
Belmont, CA 94002-1721
Phone: (650) 654-9727
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 18552 (CA)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 18552 (CA)

Record details

NPI number1316184187
Entity typeIndividual (Type 1)
GenderFemale
Credentials PMHNP
Sole proprietorNo
NPI enumeratedJanuary 15, 2009
Last updated in NPPESNovember 2, 2024
Certification dateNovember 2, 2024

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