YOUNAN H HAMWI MD
NPI 1659373637
Anesthesiology in Rockford, IL
About Younan H Hamwi Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
YOUNAN H HAMWI MD (NPI 1659373637) is an individual anesthesiology provider in Rockford, Illinois, licensed in Illinois (036105899) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, is affiliated with The Monroe Clinic, and maintains 4 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 4
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
Younan H Hamwi 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
7Medicare enrollment records show Younan Hamwi reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rockford, IL 61114
- Reassigned Medicare billing, Illinois enrollment
- 1,375 clinicians in this Medicare group
Rockford, IL 61107
- Reassigned Medicare billing, Illinois enrollment
- 562 clinicians in this Medicare group
Woodstock, IL 60098
- Reassigned Medicare billing, Illinois enrollment
- 87 clinicians in this Medicare group
Huntley, IL 60142
- Reassigned Medicare billing, Illinois enrollment
- 70 clinicians in this Medicare group
Monroe, WI 53566
- Reassigned Medicare billing, Wisconsin enrollment
- 376 clinicians in this Medicare group
Carol Stream, IL 60122
- Reassigned Medicare billing, Illinois enrollment
- 1,664 clinicians in this Medicare group
Oak Brook, IL 60523
- Reassigned Medicare billing, Illinois enrollment
- 63 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 2
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
The Monroe Clinic
Acute Care Hospitals · Monroe, WIOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROCKFORD, IL 61114
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 Younan Hamwi's NPI number?
The NPI number for Younan Hamwi is 1659373637. It was assigned to this individual provider in the NPPES registry on August 10, 2005.
Where is Younan Hamwi located?
Younan Hamwi practices at 5875 E Riverside Blvd, Rockford, IL 61114. The listed phone number is (815) 398-9491.
What is Younan Hamwi's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Younan Hamwi enrolled in Medicare?
Yes. Younan Hamwi 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 Younan Hamwi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Younan Hamwi reassigns Medicare benefits to 7 organizations: Rockford Health Physicians (Rockford, IL), Orthomidwest, PLLC (Rockford, IL), Town Square Anesthesia LLC (Woodstock, IL), Huntley Anesthesia Associates LLC (Huntley, IL), The Monroe Clinic, Inc. (Monroe, WI) and 2 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 Younan Hamwi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Younan Hamwi affiliated with any hospitals?
According to CMS data, Younan Hamwi is affiliated with The Monroe Clinic.
When was this NPI record last updated?
The NPPES record for Younan Hamwi was last updated on April 29, 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.
# Younan H Hamwi, MD · NPI 1659373637
Anesthesiology physician in Rockford, Illinois. Individual provider, active in the CMS NPPES registry since August 10, 2005.
## Identity
- **NPI:** 1659373637 (Entity type: Individual)
- **Enumerated:** August 10, 2005
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 036105899 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 5875 E RIVERSIDE BLVD, Rockford, IL 61114-4937
- **Phone:** (815) 398-9491 · **Fax:** (815) 381-7498
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): Rockford Health Physicians (NPI 1043242886, Rockford, IL); Orthomidwest, PLLC (NPI 1730136474, Rockford, IL); Town Square Anesthesia LLC (NPI 1669471017, Woodstock, IL); Huntley Anesthesia Associates LLC (NPI 1205282019, Huntley, IL); The Monroe Clinic, Inc. (NPI 1386720548, Monroe, WI); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1991
## Record status
- **NPPES last updated:** April 29, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1659373637) · Data from the CMS NPPES public registry.