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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CHRISTIANA NNEDIUTO ANYANWU DO
NPI 1588314413
Family Medicine in Oxnard, CA

Active since March 24, 2022PECOS EnrolledAccepts Medicare Assignment
1700 N ROSE AVE STE 210, OXNARD, CA 93030(805) 384-8071(805) 983-0803 Get Directions Write a Review

NPPES record last updated: September 28, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 28, 2026, Jun 14, 2023 (2 updates tracked since 2023).

About Christiana Nnediuto Anyanwu Do NPPES

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

CHRISTIANA NNEDIUTO ANYANWU DO (NPI 1588314413) is an individual family medicine provider in Oxnard, California, licensed in California (A25767) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1588314413
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameCHRISTIANA NNEDIUTO ANYANWUCredential: DO
Location Address1700 N ROSE AVE STE 210Oxnard, CA 93030-7639
Mailing Address3400 Data Dr, Attention: Credentialing And Payer Enrollment DepartmenRancho Cordova, CA 95670 · (916) 851-2462
Phone(805) 384-8071
Fax(805) 983-0803
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateMarch 24, 2022
Last NPPES UpdateSeptember 28, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 28, 2026
✔ NPI 1588314413 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · A25767
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
1700 N ROSE AVE STE 210, Oxnard, CA 93030
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Christiana Nnediuto Anyanwu Do 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 ID2961971346
PECOS Enrollment IDI20260514003102
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 Christiana Anyanwu reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Dignity Health Medical Foundation
8.7 mi
Multi-Specialty
5051 VERDUGO WAY STE 100
Camarillo, CA 93012
  • Reassigned Medicare billing, California enrollment
  • 1,191 clinicians in this Medicare group
NPI 1386937977 (805) 384-8071
Phoebe Putney Memorial Hospital
2,032 mi
Hematology & Oncology
507 W 3RD AVE, STE 100
Albany, GA 31701
  • Reassigned Medicare billing, Georgia enrollment
  • 264 clinicians in this Medicare group
NPI 1225072846 (229) 312-9050

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 93030 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
$95.28 typical visit price
range $62.32 – $185.36
Typical copayment $23.82 (range $15.58 – $46.34)
Most-billed visit code 99203
Established Patient
$108.74 typical visit price
range $20.68 – $151.85
Typical copayment $27.18 (range $5.17 – $37.96)
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 2

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

THUSHARI WIJESINGHE MD
Family Medicine
1700 N ROSE AVE STE 210
OXNARD, CA 93030
Ventura County (805) 384-8071
SICEN COLEMAN FNP
Nurse Practitioner (Family)
1700 N ROSE AVE STE 210
OXNARD, CA 93030
Ventura County (805) 384-8071

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 Christiana Anyanwu's NPI number?

The NPI number for Christiana Anyanwu is 1588314413. It was assigned to this individual provider in the NPPES registry on March 24, 2022.

Where is Christiana Anyanwu located?

Christiana Anyanwu practices at 1700 N Rose Ave Ste 210, Oxnard, CA 93030. The listed phone number is (805) 384-8071.

What is Christiana Anyanwu's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Christiana Anyanwu enrolled in Medicare?

Yes. Christiana Anyanwu 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.

Which organizations bill Medicare for Christiana Anyanwu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christiana Anyanwu reassigns Medicare benefits to 2 organizations: Dignity Health Medical Foundation (Camarillo, CA) and Phoebe Putney Memorial Hospital (Albany, GA). 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 Christiana Anyanwu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Christiana Anyanwu was last updated on September 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 days 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.