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

Phyllis S. Ritchie MD PC

Organization Clinic/Center · NPI 1861635906

Phyllis S. Ritchie MD PC is a Clinic/Center in Oxnard, California. Licensed in California. Registered with an NPI since 2009.

Licensed in
CA
In the registry since
2009
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

1100 W Gonzales Rd
Oxnard, CA 93036-3336
Phone: (805) 278-9599
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinic/Center (primary) Taxonomy 261Q00000X · Licence G84220 (CA)

Record details

NPI number1861635906
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Yolanda McGaster — Billing Manager · (708) 335-1848
NPI enumeratedApril 18, 2009
Last updated in NPPESApril 18, 2009
Mailing address1100 W Gonzales Rd, Oxnard, CA 93036-3336

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