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CHRISTINE VILLAROSA FNP-C
NPI 1003314774
Nurse Practitioner - Family in Los Angeles, CA

Active since January 29, 2018PECOS Enrolled
145 S FAIRFAX AVE STE 200&300, LOS ANGELES, CA 90036(909) 679-3482(844) 440-2410 Get Directions Write a Review

NPPES record last updated: February 24, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 9, 2025, Mar 11, 2023 (2 updates tracked since 2023).

About Christine Villarosa Fnp-c NPPES

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

CHRISTINE VILLAROSA FNP-C (NPI 1003314774) is an individual family provider in Los Angeles, California, licensed in California (95008460) and active in the NPI registry since January 2018. She is enrolled in Medicare PECOS and maintains 6 additional practice locations.

NPPES Registry Identity

NPI1003314774
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameCHRISTINE VILLAROSACredential: FNP-C
Location Address145 S FAIRFAX AVE STE 200&300Los Angeles, CA 90036-2166
Mailing Address195 Page Mill Rd Ste 103Palo Alto, CA 94306-2073 · (888) 731-8994
Phone(909) 679-3482
Fax(844) 440-2410
Sole ProprietorNo
Enumeration DateJanuary 29, 2018
Last NPPES UpdateFebruary 24, 20262 updates tracked since enumeration
NPPES CertifiedFebruary 24, 2026
✔ NPI 1003314774 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 · 95008460
145 S FAIRFAX AVE STE 200&300, Los Angeles, CA 90036
Open in Google Maps ↗

Secondary Practice Locations 6

Location 1450 Alaskan Way S Ste 2009452Seattle, WA 98104-3387 · Phone (888) 731-8994
Location 2325 N Saint Paul St Ste 3100Dallas, TX 75201-3923 · Phone (888) 731-8994
Location 321 E State St Ofc 233Columbus, OH 43215-4281 · Phone (888) 731-8994
Location 4195 Page Mill Rd Ste 103Palo Alto, CA 94306-2073 · Phone (888) 731-8994
Location 5111 N Orange Ave Ste 800Orlando, FL 32801-2381 · Phone (888) 731-8994
Location 6999 18th St Ste 3000Denver, CO 80202-2449 · Phone (888) 731-8994

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, Cigna Healthcare, Cigna HealthCare of Florida, Inc. and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Christine Villarosa Fnp-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignments

2

Medicare enrollment records show Christine Villarosa reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Kbs Medical California PC
Same address
Psychiatry
145 S FAIRFAX AVE STE 200
Los Angeles, CA 90036
  • Reassigned Medicare billing, California enrollment
  • 5 clinicians in this Medicare group
NPI 1043923964 (844) 942-5424
Orohealth Corporation A Non Profit Healthcare System
414 mi
Family Medicine
2767 OLIVE HWY
Oroville, CA 95966
  • Reassigned Medicare billing, California enrollment
  • 267 clinicians in this Medicare group
NPI 1013933167 (530) 533-8500

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90036 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.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

KELLY ELIZABETH JERNIGAN PA-C
Physician Assistant
145 S FAIRFAX AVE STE 200&300
LOS ANGELES, CA 90036
Los Angeles County (929) 384-6815
SILVIANA CAPRA LMFT
Marriage & Family Therapist
145 S FAIRFAX AVE STE 200&300
LOS ANGELES, CA 90036
Los Angeles County (909) 679-3482
KBS MEDICAL CALIFORNIA PC
Pain Medicine (Interventional Pain Medicine)
145 S FAIRFAX AVE STE 200&300
LOS ANGELES, CA 90036
Los Angeles County (909) 442-4965

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 Christine Villarosa's NPI number?

The NPI number for Christine Villarosa is 1003314774. It was assigned to this individual provider in the NPPES registry on January 29, 2018.

Where is Christine Villarosa located?

Christine Villarosa practices at 145 S Fairfax Ave Ste 200&300, Los Angeles, CA 90036. The listed phone number is (909) 679-3482.

What is Christine Villarosa's specialty?

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

Is Christine Villarosa enrolled in Medicare?

Yes. Christine Villarosa is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Christine Villarosa's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christine Villarosa reassigns Medicare benefits to 2 organizations: Kbs Medical California PC (Los Angeles, CA) and Orohealth Corporation A Non Profit Healthcare System (Oroville, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Christine Villarosa's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Christine Villarosa accept?

Health plans from CareSource, Cigna HealthCare of Florida, Inc., Cigna Healthcare and Providence Health Plan list Christine Villarosa as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Christine Villarosa was last updated on February 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.