DR. HAMAD ISSAM FARHAT MD
NPI 1861724064
Neurological Surgery in Oak Lawn, IL
About Dr. Hamad Issam Farhat Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. HAMAD ISSAM FARHAT MD (NPI 1861724064) is an individual neurological surgery provider in Oak Lawn, Illinois, licensed in Illinois (036.125674) and active in the NPI registry since February 2010. He is enrolled in Medicare PECOS, is affiliated with Advocate Trinity Hospital, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 3
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. Hamad Issam Farhat 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
6Medicare enrollment records show Hamad Farhat reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oak Lawn, IL 60453
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Advocate Health And Hospitals Corporation
- 4,870 clinicians in this Medicare group
Chicago, IL 60620
- Reassigned Medicare billing, Illinois enrollment
- 2,127 clinicians in this Medicare group
Evanston, IL 60201
- Reassigned Medicare billing, Illinois enrollment
- 4,841 clinicians in this Medicare group
Sycamore, IL 60178
- Reassigned Medicare billing, Illinois enrollment
- 474 clinicians in this Medicare group
Rockford, IL 61114
- Reassigned Medicare billing, Illinois enrollment
- 1,375 clinicians in this Medicare group
Charleston, SC 29406
- Reassigned Medicare billing, South Carolina enrollment
- 29 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 4
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, ILAdvocate Good Samaritan Hospital
Acute Care Hospitals · Downers Grove, ILTrident Medical Center
Acute Care Hospitals · Charleston, SCPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60453 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
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 Hamad Farhat's NPI number?
The NPI number for Hamad Farhat is 1861724064. It was assigned to this individual provider in the NPPES registry on February 12, 2010.
Where is Hamad Farhat located?
Hamad Farhat practices at 4440 W 95th St Ste 407, Oak Lawn, IL 60453. The listed phone number is (708) 684-4029.
What is Hamad Farhat's specialty?
The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.
Is Hamad Farhat enrolled in Medicare?
Yes. Hamad Farhat 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 Hamad Farhat's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hamad Farhat reassigns Medicare benefits to 6 organizations: Advocate Health & Hospitals Corporation (Oak Lawn, IL), The Board Of Trustees Of The University Of Illinois (Chicago, IL), Endeavor Health Medical Group (Evanston, IL), Swedishamerican Hospital (Sycamore, IL), Rockford Health Physicians (Rockford, IL) and 1 more organization, 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 Hamad Farhat's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Hamad Farhat accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, BlueCross BlueShield of South Carolina, First Choice Next and Molina Healthcare and 1 other insurer list Hamad Farhat 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 Hamad Farhat affiliated with any hospitals?
According to CMS data, Hamad Farhat is affiliated with Advocate Trinity Hospital, Advocate Christ Hospital & Medical Center, Advocate Good Samaritan Hospital and Trident Medical Center.
When was this NPI record last updated?
The NPPES record for Hamad Farhat was last updated on April 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.