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

Marshall Advanced Nursing Practice PC

Organization Psychiatric/Mental Health Nurse Practitioner · NPI 1184453052

Marshall Advanced Nursing Practice PC is a Psychiatric/Mental Health Nurse Practitioner in Ontario, California. Registered with an NPI since 2024.

In the registry since
2024
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

3200 E Guasti Rd
Ontario, CA 91761-8660
Phone: (909) 755-6610
Fax: (909) 385-3335
Show map & directions

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

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X

Record details

NPI number1184453052
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Michael Marshall — Manager · (909) 755-6610
NPI enumeratedJuly 30, 2024
Last updated in NPPESFebruary 24, 2026
Certification dateFebruary 24, 2026
Mailing address3200 E Guasti Rd, Ontario, CA 91761-8660

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