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ONYEBUCHI MICHAEL NWOSU FNP
NPI 1487168456
Nurse Practitioner in Los Angeles, CA

Active since November 28, 2017PECOS Enrolled
808 W 58TH ST, LOS ANGELES, CA 90037(323) 541-1600(323) 541-1661 Get Directions Write a Review

NPPES record last updated: August 26, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 26, 2019, Mar 17, 2018, Dec 21, 2017 and 1 more (4 updates tracked since 2017).

About Onyebuchi Michael Nwosu Fnp NPPES

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

ONYEBUCHI MICHAEL NWOSU FNP (NPI 1487168456) is an individual nurse practitioner in Los Angeles, California, licensed in California (F03170624) and active in the NPI registry since November 2017. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1487168456
Entity TypeIndividualMale
Primary Taxonomy363L00000X
Provider Legal NameONYEBUCHI MICHAEL NWOSUCredential: FNP
Location Address808 W 58TH STLos Angeles, CA 90037-3632
Mailing Address439 E 224th StCarson, CA 90745-3945 · (310) 533-7711
Phone(323) 541-1600
Fax(323) 541-1661
Sole ProprietorYes
Enumeration DateNovember 28, 2017
Last NPPES UpdateAugust 26, 20194 updates tracked since enumeration
✔ NPI 1487168456 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in CA · F03170624
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License F03170624 (CA)
808 W 58TH ST, Los Angeles, CA 90037
Open in Google Maps ↗

Secondary Practice Locations 2

Location 15300 Whittier BlvdLos Angeles, CA 90022-4015 · Phone (323) 980-8488
Location 2470 E 3rd St Ste CLos Angeles, CA 90013-1630 · Phone (213) 620-5712 · Fax (213) 621-4155

Other Identifiers 1

OtherF03170624CA · Fnp Identification Number

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Onyebuchi Michael Nwosu Fnp 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 Onyebuchi Nwosu reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

St. Johns Community Health
Same address
Community Health
808 W 58TH ST
Los Angeles, CA 90037
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: St. John's Community Health
  • 404 clinicians in this Medicare group
NPI 1073363768 (323) 541-1600
Special Service For Groups, Inc.
1.8 mi
Adolescent and Children Mental Health
5603 S CENTRAL AVE
Los Angeles, CA 90011
  • Reassigned Medicare billing, California enrollment
  • 131 clinicians in this Medicare group
NPI 1982735932 (323) 234-4445

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 90037 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 20

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

TAMMY SUE TOWNS APRN
Nurse Practitioner (Women's Health)
808 W 58TH ST
LOS ANGELES, CA 90037
Los Angeles County (323) 541-1400
DAVID K YOO NP
Nurse Practitioner (Family)
808 W 58TH ST
LOS ANGELES, CA 90037
Los Angeles County (323) 541-1411
GABRIELLA OLOYE RN, FNP
Nurse Practitioner (Family)
808 W 58TH ST
LOS ANGELES, CA 90037
Los Angeles County (323) 541-1141
KIMI YAMAMOTO
Dentist (Orofacial Pain)
808 W 58TH ST
LOS ANGELES, CA 90037
Los Angeles County (323) 285-9830
DR. SAGHAR SABER M.D
Internal Medicine (Infectious Disease)
808 W 58TH ST
LOS ANGELES, CA 90037
Los Angeles County (323) 541-1411
INGEBORG WESTIEN MD
Pediatrics
808 W 58TH ST
LOS ANGELES, CA 90037
Los Angeles County (323) 541-1600
KEISHA NERISE CONWRIGHT FNP
Nurse Practitioner (Family)
808 W 58TH ST
LOS ANGELES, CA 90037
Los Angeles County (323) 541-1600
DR. DEANDRA NICHELLE TURNER D.D.S.
Dentist (Pediatric Dentistry)
808 W 58TH ST
LOS ANGELES, CA 90037
Los Angeles County (323) 541-1600

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 Onyebuchi Nwosu's NPI number?

The NPI number for Onyebuchi Nwosu is 1487168456. It was assigned to this individual provider in the NPPES registry on November 28, 2017.

Where is Onyebuchi Nwosu located?

Onyebuchi Nwosu practices at 808 W 58th St, Los Angeles, CA 90037. The listed phone number is (323) 541-1600.

What is Onyebuchi Nwosu's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Onyebuchi Nwosu enrolled in Medicare?

Yes. Onyebuchi Nwosu is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Onyebuchi Nwosu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Onyebuchi Nwosu reassigns Medicare benefits to 2 organizations: St. Johns Community Health (Los Angeles, CA) and Special Service For Groups, Inc. (Los Angeles, 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 Onyebuchi Nwosu'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 Onyebuchi Nwosu was last updated on August 26, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.