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

Maryann Blackwell, RN

Individual provider Psychiatric/Mental Health Registered Nurse · NPI 1518179530

Maryann Blackwell, RN is a Psychiatric/Mental Health Registered Nurse in Oakland, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

411 30th St Ste 314
Oakland, CA 94609-3303
Phone: (510) 273-4200
Fax: (510) 273-8340
Show map & directions

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

Specialties & licences

Psychiatric/Mental Health Registered Nurse (primary) Taxonomy 163WP0808X · Licence 635931 (CA)

Record details

NPI number1518179530
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorNo
NPI enumeratedMay 3, 2007
Last updated in NPPESJuly 8, 2007
Mailing address5674 Stoneridge Dr Ste 116, Pleasanton, CA 94588-8536

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