JOHN IWUANYANWU
NPI 1689364911
Nurse Practitioner - Psychiatric/Mental Health in Norwalk, CA
About John Iwuanyanwu NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN IWUANYANWU (NPI 1689364911) is an individual psychiatric/mental health provider in Norwalk, California, licensed in California (95025108) and active in the NPI registry since May 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2023).
NPPES Registry Identity
Specialties & Licenses
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
John Iwuanyanwu 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.
Medicare Billing Reassignment
Medicare enrollment records show John Iwuanyanwu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Gardena, CA 90248
- Reassigned Medicare billing, California enrollment
- 375 clinicians in this Medicare group
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 90650 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
NORWALK, CA 90650
NORWALK, CA 90650
NORWALK, CA 90650
NORWALK, CA 90650
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 John Iwuanyanwu's NPI number?
The NPI number for John Iwuanyanwu is 1689364911. It was assigned to this individual provider in the NPPES registry on May 10, 2023.
Where is John Iwuanyanwu located?
John Iwuanyanwu practices at 11401 Bloomfield Ave, Norwalk, CA 90650. The listed phone number is (562) 688-0550.
What is John Iwuanyanwu's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is John Iwuanyanwu enrolled in Medicare?
Yes. John Iwuanyanwu 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 organization bills Medicare for John Iwuanyanwu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Iwuanyanwu reassigns Medicare benefits to Ehab Yacoub MD Inc. (Gardena, CA). The 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 John Iwuanyanwu'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 John Iwuanyanwu was last updated on May 10, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# John Iwuanyanwu · NPI 1689364911
Psychiatric/Mental Health physician in Norwalk, California. Individual provider, active in the CMS NPPES registry since May 10, 2023.
## Identity
- **NPI:** 1689364911 (Entity type: Individual)
- **Enumerated:** May 10, 2023
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 95025108 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 11401 BLOOMFIELD AVE, Norwalk, CA 90650-2015
- **Phone:** (562) 688-0550
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Ehab Yacoub MD Inc. (NPI 1417373713, Gardena, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** May 10, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1689364911) · Data from the CMS NPPES public registry.