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

Olga Esmeralda Ramirez, RN

Individual provider Family Nurse Practitioner · NPI 1144027939

Olga Esmeralda Ramirez, RN is a Nurse Practitioner in Lancaster, California. Qualified in 2025, 1 year ago. Practices with Reisner Health Center, a 2-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
1
Licensed in
CA
In the registry since
2025
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

4137 W Avenue J7
Lancaster, CA 93536-6289
Phone: (661) 544-5919
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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 95138219 (CA)

Record details

NPI number1144027939
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorYes
NPI enumeratedFebruary 27, 2025
Last updated in NPPESFebruary 27, 2025
Certification dateFebruary 27, 2025
Mailing address4137 W Avenue J7, Lancaster, CA 93536-6289

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 Reisner Health Center — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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