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DR. NABEEL AHMED SIDDIQUI MD
NPI 1508500224
Student in an Organized Health Care Education/Training Program in Chicago, IL

Active since April 27, 2022PECOS EnrolledAccepts Medicare Assignment
5841 S MARYLAND AVE, CHICAGO, IL 60637(773) 702-6134 Get Directions Write a Review

NPPES record last updated: June 24, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Dec 29, 2025, Apr 27, 2022 (2 updates tracked since 2022).

About Dr. Nabeel Ahmed Siddiqui Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. NABEEL AHMED SIDDIQUI MD (NPI 1508500224) is an individual student in an organized health care education/training program in Chicago, Illinois, licensed in Illinois (036175713) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS, is affiliated with Proctor Hospital, and maintains a secondary practice location in Burr Ridge.

NPPES Registry Identity

NPI1508500224
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameDR. NABEEL AHMED SIDDIQUICredential: MD
Location Address5841 S MARYLAND AVEChicago, IL 60637-1443
Mailing Address180 Harvester Dr Ste 110Burr Ridge, IL 60527-4503 · (773) 702-1150
Phone(773) 702-6134
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateApril 27, 2022
Last NPPES UpdateJune 24, 20262 updates tracked since enumeration
NPPES CertifiedJune 24, 2026
✔ NPI 1508500224 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
License✔ Licensed in IL · 036175713
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Also ListedInternal MedicineTaxonomy 207R00000X · License 036175713 (IL)
5841 S MARYLAND AVE, Chicago, IL 60637
Open in Google Maps ↗

Secondary Practice Location 1

Location 1180 Harvester Dr Ste 110Burr Ridge, IL 60527-4503 · Phone (773) 702-1150

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. Nabeel Ahmed Siddiqui 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.

PECOS PAC ID8426565441
PECOS Enrollment IDI20250725000785
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Nabeel Siddiqui reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Carle Health Medical Group
120 mi
Internal Medicine
611 W PARK ST
Urbana, IL 61801
  • Reassigned Medicare billing, Illinois enrollment
  • Medicare enrollment name: Carle Health Care Incorporated
  • 2,516 clinicians in this Medicare group
NPI 1154653947 (217) 383-8300
Methodist Medical Center Of Illinois
128 mi
Psychiatric Unit
221 NE GLEN OAK AVE
Peoria, IL 61636
  • Reassigned Medicare billing, Illinois enrollment
  • 693 clinicians in this Medicare group
NPI 1275583155 (309) 672-5522

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Proctor Hospital

Acute Care Hospitals · Peoria, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140013
Location5409 N Knoxville AvePeoria, IL 61614 · Peoria County
Emergency services

Mc Donough District Hospital

Acute Care Hospitals · Macomb, IL
4/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number140089
Location525 East Grant StreetMacomb, IL 61455 · Mc Donough County
Emergency services Birthing friendly

Pekin Memorial Hospital

Acute Care Hospitals · Pekin, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140120
Location600 South 13th StreetPekin, IL 61554 · Tazewell County
Emergency services

Methodist Medical Center Of Illinois

Acute Care Hospitals · Peoria, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140209
Location221 N E Glen Oak AvePeoria, IL 61636 · Peoria County
Emergency services Birthing friendly

Carle Eureka Hospital

Critical Access Hospitals · Eureka, IL
OwnershipVoluntary non-profit - Private
CMS Certification Number141309
Location101 S Major StEureka, IL 61530 · Woodford County
Emergency services

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.

DR. DON MARTINEZ M.D.
Radiology (Diagnostic Radiology)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 926-8318
ALEXANDRA DUMITRESCU
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
PELEG HOROWITZ
Neurological Surgery
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
SANDEEP GURBUXANI
Pathology (Hematology)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
DR. NIREN GANDRA M.D.
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-0240
ALLIE DAKROUB MD MS
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-1000
SCOTT VASHER MD
Internal Medicine (Pulmonary Disease)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-1000
DR. NATHAN CHARLES NOWALK M.D.
Internal Medicine (Pulmonary Disease)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200

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 Nabeel Siddiqui's NPI number?

The NPI number for Nabeel Siddiqui is 1508500224. It was assigned to this individual provider in the NPPES registry on April 27, 2022.

Where is Nabeel Siddiqui located?

Nabeel Siddiqui practices at 5841 S Maryland Ave, Chicago, IL 60637. The listed phone number is (773) 702-6134.

What is Nabeel Siddiqui's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Nabeel Siddiqui enrolled in Medicare?

Yes. Nabeel Siddiqui 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 Nabeel Siddiqui's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nabeel Siddiqui reassigns Medicare benefits to 2 organizations: Carle Health Medical Group (Urbana, IL) and Methodist Medical Center Of Illinois (Peoria, 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 Nabeel Siddiqui's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Nabeel Siddiqui affiliated with any hospitals?

According to CMS data, Nabeel Siddiqui is affiliated with Proctor Hospital, Mc Donough District Hospital, Pekin Memorial Hospital, Methodist Medical Center Of Illinois and Carle Eureka Hospital.

When was this NPI record last updated?

The NPPES record for Nabeel Siddiqui was last updated on June 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.