DR. JOHN FIKRY MITYAS IBRAHIM M.D
NPI 1134675218
Hospitalist in Willowbrook, IL
About Dr. John Fikry Mityas Ibrahim M.d NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN FIKRY MITYAS IBRAHIM M.D (NPI 1134675218) is an individual hospitalist provider in Willowbrook, Illinois, licensed in Indiana (01084871A) and active in the NPI registry since August 2016. He is enrolled in Medicare PECOS, is affiliated with St Josephs Hospital, and maintains a secondary practice location in Olympia Fields.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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. John Fikry Mityas Ibrahim 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
8Medicare enrollment records show John Ibrahim reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Burr Ridge, IL 60527
- Reassigned Medicare billing, Illinois enrollment
Hinsdale, IL 60521
- Reassigned Medicare billing, Illinois enrollment
- 108 clinicians in this Medicare group
Crestwood, IL 60418
- Reassigned Medicare billing, Illinois enrollment
- 10 clinicians in this Medicare group
Evergreen Park, IL 60805
- Reassigned Medicare billing, Illinois enrollment
- 183 clinicians in this Medicare group
Munster, IN 46321
- Reassigned Medicare billing, Indiana and Florida enrollments
- Also billed through NPI 1205614336 (Florida)
- 228 clinicians in this Medicare group
Evanston, IL 60201
- Reassigned Medicare billing, Illinois enrollment
- 4,841 clinicians in this Medicare group
Pleasant Prairie, WI 53158
- Reassigned Medicare billing, Wisconsin enrollment
- 30 clinicians in this Medicare group
Bloomington, IL 61701
- Reassigned Medicare billing, Illinois enrollment
- 329 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 5
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.
St Josephs Hospital
Acute Care Hospitals · Tampa, FLSt Joseph Medical Center
Acute Care Hospitals · Bloomington, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60527 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
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
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 John Ibrahim's NPI number?
The NPI number for John Ibrahim is 1134675218. It was assigned to this individual provider in the NPPES registry on August 29, 2016.
Where is John Ibrahim located?
John Ibrahim practices at 11s513 Rachael Ct, Willowbrook, IL 60527. The listed phone number is (331) 214-1843.
What is John Ibrahim's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is John Ibrahim enrolled in Medicare?
Yes. John Ibrahim 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 John Ibrahim's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Ibrahim reassigns Medicare benefits to 8 organizations: Jme Medical Services (Burr Ridge, IL), Inpatient Consultants Of Illinois, P.C. (Hinsdale, IL), Miinedoctor, Inc. (Crestwood, IL), Osf Healthcare System (Evergreen Park, IL), Galen Inpatient Physicians PC (Munster, IN) and 3 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 John Ibrahim's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is John Ibrahim affiliated with any hospitals?
According to CMS data, John Ibrahim is affiliated with St Josephs Hospital and St Joseph Medical Center.
When was this NPI record last updated?
The NPPES record for John Ibrahim was last updated on November 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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. John Fikry Mityas Ibrahim, M.D · NPI 1134675218
Hospitalist physician in Willowbrook, Illinois. Individual provider, active in the CMS NPPES registry since August 29, 2016.
## Identity
- **NPI:** 1134675218 (Entity type: Individual)
- **Enumerated:** August 29, 2016
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 01084871A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 11S513 RACHAEL CT, Willowbrook, IL 60527-6899
- **Phone:** (331) 214-1843
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): Jme Medical Services (NPI 1568036879, Burr Ridge, IL); Inpatient Consultants Of Illinois, P.C. (NPI 1548442569, Hinsdale, IL); Miinedoctor, Inc. (NPI 1144795279, Crestwood, IL); Osf Healthcare System (NPI 1215572045, Evergreen Park, IL); Galen Inpatient Physicians PC (NPI 1275252090, Munster, IN); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** November 6, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1134675218) · Data from the CMS NPPES public registry.