MR. NNAMDI MADUEKWE MD
NPI 1659424398
Psychiatry & Neurology - Psychiatry in Pomona, NY
About Mr. Nnamdi Maduekwe Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. NNAMDI MADUEKWE MD (NPI 1659424398) is an individual psychiatry provider in Pomona, New York, licensed in New York (244833) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with Nyack Hospital, and maintains a secondary practice location in Norwalk.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 1
Accepted Insurance
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
Mr. Nnamdi Maduekwe Md 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 Reassignments
8Medicare enrollment records show Nnamdi Maduekwe reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Nyack, NY 10960
- Reassigned Medicare billing, New York enrollment
- 119 clinicians in this Medicare group
Nyack, NY 10960
- Reassigned Medicare billing, New York enrollment
- 41 clinicians in this Medicare group
Warwick, NY 10990
- Reassigned Medicare billing, New York enrollment
- 176 clinicians in this Medicare group
Bronx, NY 10470
- Reassigned Medicare billing, New York enrollment
- 9 clinicians in this Medicare group
Middletown, NY 10941
- Reassigned Medicare billing, New York enrollment
- 103 clinicians in this Medicare group
Elmont, NY 11003
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Nassau Health Care Corporation
- 553 clinicians in this Medicare group
Brooklyn, NY 11212
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Kings Medical Family Practice, P.C.
- 22 clinicians in this Medicare group
Rochester, NY 14620
- Reassigned Medicare billing, New York enrollment
- 1,624 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.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Nyack Hospital
Acute Care Hospitals · Nyack, NYBon Secours Community Hospital
Acute Care Hospitals · Port Jervis, NYGood Samaritan Hospital Of Suffern
Acute Care Hospitals · Suffern, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10970 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 Nnamdi Maduekwe's NPI number?
The NPI number for Nnamdi Maduekwe is 1659424398. It was assigned to this individual provider in the NPPES registry on January 18, 2007.
Where is Nnamdi Maduekwe located?
Nnamdi Maduekwe practices at 81 Halley Drive, Pomona, NY 10970. The listed phone number is (646) 286-9770.
What is Nnamdi Maduekwe's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Nnamdi Maduekwe enrolled in Medicare?
Yes. Nnamdi Maduekwe 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 Nnamdi Maduekwe's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nnamdi Maduekwe reassigns Medicare benefits to 8 organizations: Montefiore Nyack Hospital (Nyack, NY), Highland Medical P.C. (Nyack, NY), Bon Secours Charity Health System Medical Group, P.C. (Warwick, NY), Balm Of Gilead Medical Office, PC (Bronx, NY), Access: Supports For Living Inc (Middletown, NY) and 3 more organizations, listed in the Medicare section above. 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 Nnamdi Maduekwe's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nnamdi Maduekwe accept?
Health plans from Oscar Health list Nnamdi Maduekwe 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.
Is Nnamdi Maduekwe affiliated with any hospitals?
According to CMS data, Nnamdi Maduekwe is affiliated with Nyack Hospital, Bon Secours Community Hospital and Good Samaritan Hospital Of Suffern.
When was this NPI record last updated?
The NPPES record for Nnamdi Maduekwe was last updated on July 17, 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.
# Mr. Nnamdi Maduekwe, MD · NPI 1659424398
Psychiatry physician in Pomona, New York. Individual provider, active in the CMS NPPES registry since January 18, 2007.
## Identity
- **NPI:** 1659424398 (Entity type: Individual)
- **Enumerated:** January 18, 2007
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** 244833 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 81 HALLEY DRIVE, Pomona, NY 10970
- **Phone:** (646) 286-9770
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): Montefiore Nyack Hospital (NPI 1073881835, Nyack, NY); Highland Medical P.C. (NPI 1376600304, Nyack, NY); Bon Secours Charity Health System Medical Group, P.C. (NPI 1487694345, Warwick, NY); Balm Of Gilead Medical Office, PC (NPI 1720104474, Bronx, NY); Access: Supports For Living Inc (NPI 1215122361, Middletown, NY); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1988
## Record status
- **NPPES last updated:** July 17, 2023
- **Other identifiers:** Other 501BT1 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1659424398) · Data from the CMS NPPES public registry.