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

Doreen Riinya Muriithi

Individual provider Family Nurse Practitioner · NPI 1104601327

Doreen Riinya Muriithi is a Nurse Practitioner in Palmdale, California. Qualified in 2025, 1 year ago. Practices with Tarzana Treatment Centers Inc, a 54-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
1
Licensed in
CA
In the registry since
2023
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Practice location Address checks out

320 E Palmdale Blvd
Palmdale, CA 93550-4598
Phone: (818) 654-3887
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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 95035408 (CA)

Record details

NPI number1104601327
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedAugust 28, 2023
Last updated in NPPESNovember 13, 2025
Certification dateNovember 13, 2025
Mailing address9001 Stockdale Hwy, Bakersfield, CA 93311-1022

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Group practice Tarzana Treatment Centers Inc — 54 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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