SABA AHMED
NPI 1861448003
Internal Medicine - Rheumatology in Chicago, IL
About Saba Ahmed NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SABA AHMED (NPI 1861448003) is an individual rheumatology provider in Chicago, Illinois, licensed in Illinois (036090363) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, is affiliated with The University Of Chicago Medical Center, and is a graduate of Medical College Of Ohio (1992).
NPPES Registry Identity
Specialties & Licenses
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
Saba Ahmed 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
2Medicare enrollment records show Saba Ahmed reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 2,237 clinicians in this Medicare group
Joliet, IL 60435
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Prairie Rheumatology Associates Sc
- 3 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 6
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
The University Of Chicago Medical Center
Acute Care Hospitals · Chicago, ILMorris Hospital & Healthcare Centers
Acute Care Hospitals · Morris, ILPresence Mercy Medical Center
Acute Care Hospitals · Aurora, ILRiverside Medical Center
Acute Care Hospitals · Kankakee, ILSilver Cross Hospital And Medical Centers
Acute Care Hospitals · New Lenox, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60637 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHICAGO, IL 60637
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 Saba Ahmed's NPI number?
The NPI number for Saba Ahmed is 1861448003. It was assigned to this individual provider in the NPPES registry on May 26, 2006.
Where is Saba Ahmed located?
Saba Ahmed practices at 5841 S Maryland Ave, Chicago, IL 60637. The listed phone number is (888) 824-0200.
What is Saba Ahmed's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Saba Ahmed enrolled in Medicare?
Yes. Saba Ahmed 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 Saba Ahmed's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Saba Ahmed reassigns Medicare benefits to 2 organizations: University Of Chicago (Chicago, IL) and Prairie Rheumatology Associates, S.C. (Joliet, 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 Saba Ahmed's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Saba Ahmed affiliated with any hospitals?
According to CMS data, Saba Ahmed is affiliated with The University Of Chicago Medical Center, Morris Hospital & Healthcare Centers, Presence Mercy Medical Center, Riverside Medical Center and Silver Cross Hospital And Medical Centers.
When was this NPI record last updated?
The NPPES record for Saba Ahmed was last updated on October 24, 2022. 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.