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OLGA ESMERALDA RAMIREZ RN
NPI 1144027939
Nurse Practitioner - Family in Lancaster, CA

Active since February 27, 2025PECOS EnrolledAccepts Medicare Assignment
4137 W AVENUE J7, LANCASTER, CA 93536(661) 544-5919 Get Directions Write a Review

NPPES record last updated: February 27, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Olga Esmeralda Ramirez Rn NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

OLGA ESMERALDA RAMIREZ RN (NPI 1144027939) is an individual family provider in Lancaster, California, licensed in California (95138219) and active in the NPI registry since February 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1144027939
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameOLGA ESMERALDA RAMIREZCredential: RN
Location Address4137 W AVENUE J7Lancaster, CA 93536-6289
Mailing Address4137 W Avenue J7Lancaster, CA 93536-6289 · (661) 544-5919
Phone(661) 544-5919
Sole ProprietorYes
Medical School CMSOtherGraduated 2025
Enumeration DateFebruary 27, 2025
NPPES CertifiedFebruary 27, 2025
✔ NPI 1144027939 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in CA · 95138219
4137 W AVENUE J7, Lancaster, CA 93536
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Olga Esmeralda Ramirez Rn is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7911486881
PECOS Enrollment IDI20260210003732
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93536 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Olga Ramirez's NPI number?

The NPI number for Olga Ramirez is 1144027939. It was assigned to this individual provider in the NPPES registry on February 27, 2025.

Where is Olga Ramirez located?

Olga Ramirez practices at 4137 W Avenue J7, Lancaster, CA 93536. The listed phone number is (661) 544-5919.

What is Olga Ramirez's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Olga Ramirez enrolled in Medicare?

Yes. Olga Ramirez is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Olga Ramirez was last updated on February 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.