DR. NANCY S GHANAYEM MD
NPI 1538110390
Pediatrics - Pediatric Critical Care Medicine in Milwaukee, WI
About Dr. Nancy S Ghanayem Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. NANCY S GHANAYEM MD (NPI 1538110390) is an individual pediatric critical care medicine provider in Milwaukee, Wisconsin, licensed in Wisconsin (35570) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, maintains a secondary practice location in Oak Lawn, and is a graduate of Rush Medical College Of Rush University (1993).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Nancy S Ghanayem 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
4Medicare enrollment records show Nancy Ghanayem reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- 3,983 clinicians in this Medicare group
Park Ridge, IL 60068
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Advocate Health And Hospitals Corporation
- 4,870 clinicians in this Medicare group
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 1,905 clinicians in this Medicare group
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 2,237 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.
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.
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
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 Nancy Ghanayem's NPI number?
The NPI number for Nancy Ghanayem is 1538110390. It was assigned to this individual provider in the NPPES registry on May 15, 2006.
Where is Nancy Ghanayem located?
Nancy Ghanayem practices at 9000 W Wisconsin Ave Pediatric Critical Care, Milwaukee, WI 53226. The listed phone number is (414) 266-3360.
What is Nancy Ghanayem's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Critical Care Medicine, with taxonomy code 2080P0203X.
Is Nancy Ghanayem enrolled in Medicare?
Yes. Nancy Ghanayem 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 Nancy Ghanayem's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nancy Ghanayem reassigns Medicare benefits to 4 organizations: The Medical College Of Wisconsin, Inc. (Milwaukee, WI), Lutheran General Hospital (Park Ridge, IL), The University Of Chicago Medical Center (Chicago, IL) and University Of Chicago (Chicago, IL). 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 Nancy Ghanayem's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nancy Ghanayem accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Nancy Ghanayem 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.
When was this NPI record last updated?
The NPPES record for Nancy Ghanayem was last updated on June 27, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. Nancy S Ghanayem, MD · NPI 1538110390
Pediatric Critical Care Medicine physician in Milwaukee, Wisconsin. Individual provider, active in the CMS NPPES registry since May 15, 2006.
## Identity
- **NPI:** 1538110390 (Entity type: Individual)
- **Enumerated:** May 15, 2006
- **Primary specialty:** Pediatrics - Pediatric Critical Care Medicine · taxonomy 2080P0203X
- **State license:** 35570 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 9000 W WISCONSIN AVE, PEDIATRIC CRITICAL CARE, Milwaukee, WI 53226-4874
- **Phone:** (414) 266-3360 · **Fax:** (414) 266-3563
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): The Medical College Of Wisconsin, Inc. (NPI 1699720086, Milwaukee, WI); Lutheran General Hospital (NPI 1801809306, Park Ridge, IL); The University Of Chicago Medical Center (NPI 1033218128, Chicago, IL); University Of Chicago (NPI 1821048786, Chicago, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rush Medical College Of Rush University, class of 1993
## Record status
- **NPPES last updated:** June 27, 2022
- **Other identifiers:** Other 000014724U; Medicaid 1538110390 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1538110390) · Data from the CMS NPPES public registry.