MBONU NNAJI IKEZUAGU M.D.
NPI 1871721696
Internal Medicine in Appleton, WI
About Mbonu Nnaji Ikezuagu M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MBONU NNAJI IKEZUAGU M.D. (NPI 1871721696) is an individual internal medicine provider in Appleton, Wisconsin, licensed in Wisconsin (81640) and active in the NPI registry since July 2009. He is enrolled in Medicare PECOS, is affiliated with Thedacare Medical Center - New London, and maintains a secondary practice location in Toledo.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 2
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
Mbonu Nnaji Ikezuagu M.d. 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
3Medicare enrollment records show Mbonu Ikezuagu reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Menasha, WI 54952
- Reassigned Medicare billing, Wisconsin enrollment
- 988 clinicians in this Medicare group
Toledo, OH 43604
- Reassigned Medicare billing, Ohio enrollment
- 457 clinicians in this Medicare group
Columbus, OH 43213
- Reassigned Medicare billing, Ohio enrollment
- 776 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Thedacare Medical Center - New London
Critical Access Hospitals · New London, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54913 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.
APPLETON, WI 54913
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 Mbonu Ikezuagu's NPI number?
The NPI number for Mbonu Ikezuagu is 1871721696. It was assigned to this individual provider in the NPPES registry on July 1, 2009.
Where is Mbonu Ikezuagu located?
Mbonu Ikezuagu practices at 3925 N Gateway Dr, Appleton, WI 54913. The listed phone number is (920) 702-6371.
What is Mbonu Ikezuagu's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Mbonu Ikezuagu enrolled in Medicare?
Yes. Mbonu Ikezuagu 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 Mbonu Ikezuagu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mbonu Ikezuagu reassigns Medicare benefits to 3 organizations: Thedacare, Incorporated (Menasha, WI), Mercy Health Physicians-North LLC (Toledo, OH) and Hospitalist Medicine Physicians Of Ohio, Professional Corporation (Columbus, OH). 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 Mbonu Ikezuagu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mbonu Ikezuagu accept?
Health plans from Aspirus Health Plan and CareSource list Mbonu Ikezuagu 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 Mbonu Ikezuagu affiliated with any hospitals?
According to CMS data, Mbonu Ikezuagu is affiliated with Thedacare Medical Center - New London.
When was this NPI record last updated?
The NPPES record for Mbonu Ikezuagu was last updated on September 4, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Mbonu Nnaji Ikezuagu, M.D. · NPI 1871721696
Internal Medicine physician in Appleton, Wisconsin. Individual provider, active in the CMS NPPES registry since July 1, 2009.
## Identity
- **NPI:** 1871721696 (Entity type: Individual)
- **Enumerated:** July 1, 2009
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 81640 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 3925 N GATEWAY DR, Appleton, WI 54913-7863
- **Phone:** (920) 702-6371
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Thedacare, Incorporated (NPI 1306959515, Menasha, WI); Mercy Health Physicians-North LLC (NPI 1609000769, Toledo, OH); Hospitalist Medicine Physicians Of Ohio, Professional Corporation (NPI 1043572290, Columbus, OH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** September 4, 2024
- **Other identifiers:** Medicaid 0067250 (OH); Other 35-099233 (OH)
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Source: [NPI Profile](https://npiprofile.com/npi/1871721696) · Data from the CMS NPPES public registry.