DR. NECHOLAS GHANNAM MD
NPI 1962480541
Internal Medicine in Chicago, IL
About Dr. Necholas Ghannam Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. NECHOLAS GHANNAM MD (NPI 1962480541) is an individual internal medicine provider in Chicago, Illinois, licensed in Illinois (036112505) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, is affiliated with Advocate Trinity Hospital, and is a graduate of Other (1999).
NPPES Registry Identity
Specialties & Licenses 2
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 (PECOS)
Dr. Necholas Ghannam Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Necholas Ghannam reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60643
- Reassigned Medicare billing, Illinois enrollment
- 21 clinicians in this Medicare group
Oak Lawn, IL 60453
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Advocate Health And Hospitals Corporation
- 4,870 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 11
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Advocate Trinity Hospital
Acute Care Hospitals · Chicago, ILAdvocate Christ Hospital & Medical Center
Acute Care Hospitals · Oak Lawn, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60643 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
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 Necholas Ghannam's NPI number?
The NPI number for Necholas Ghannam is 1962480541. It was assigned to this individual provider in the NPPES registry on January 4, 2006.
Where is Necholas Ghannam located?
Necholas Ghannam practices at 9831 S Western Ave, Chicago, IL 60643. The listed phone number is (773) 445-3500.
What is Necholas Ghannam's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Necholas Ghannam enrolled in Medicare?
Yes. Necholas Ghannam is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Necholas Ghannam's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Necholas Ghannam reassigns Medicare benefits to 2 organizations: Aamg Reach PLLC (Chicago, IL) and Advocate Health & Hospitals Corporation (Oak Lawn, 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 Necholas Ghannam's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Necholas Ghannam accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Necholas Ghannam 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 Necholas Ghannam affiliated with any hospitals?
According to CMS data, Necholas Ghannam is affiliated with Advocate Trinity Hospital and Advocate Christ Hospital & Medical Center.
When was this NPI record last updated?
The NPPES record for Necholas Ghannam was last updated on February 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 months 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.