Nadeem A. Siddiqui, MD
Hospitalist Physician · Rockford, IL
Nadeem A. Siddiqui, MD is a hospitalist physician with a practice address in Rockford, Illinois, and NPI 1447360631, issued on Aug 30, 2006. Check the license (Illinois 036112073, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Nadeem A. Siddiqui
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- 036112073 IL
036.112073 IL
Self-reported in NPPES; status is on the state search - Practice location
- 8201 E Riverside Blvd, Rockford, IL 61114
- Phone
- (815) 971-4025
- Enumerated
- Aug 30, 2006
- Record last updated
- Apr 22, 2026
- Medicare enrollment
- Enrolled (PECOS I20050405001114); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 1,535 in Illinois → Look up another NPI →
Also registered at 8201 E Riverside Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stephen Ackah, FNP-BCNurse Practitioner1619724424
- Jennifer AgboStudent in an Organized Health Care Education/Training Program1760237796
- Shaheen AhmedInternal Medicine Physician1447045562
- Bassam Al-Joundi, MDCardiovascular Disease Physician1144277534
- Cameron Allen, DOEmergency Medicine Physician1922685999
- Swapna Aradhyula, MD, MRCGPHospitalist Physician1659688588
Verify Nadeem A. Siddiqui in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036112073Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 2 group practices
- Mercy Health System CorporationCrystal Lake, IL
- Rockford Health PhysiciansRockford, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nadeem A. Siddiqui among 1,535 hospitalist physician records in Illinois
Nadeem A. Siddiqui, MD is one of 1,535 hospitalist physician records with a practice address in Illinois. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 1% of them.
- NPI issued2006 · 1% of these records are older, 88% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 87% of these records are
- Graduated1983 · median 2013 among the 1,339 with a school on file
- Record last updated2026 · 32% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Illinois
There are 1,535 hospitalist physician records in Illinois.
All 1,535 in Illinois → Every provider in Rockford → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Swapna Aradhyula, MD, MRCGPRockford, IL 611141659688588
- Tracy Muhammad, MDRockford, IL 611141033161435
- Dilem Polat, MDRockford, IL 611141942765250
- Andrew Rife, DORockford, IL 611141902421449
- Sanya Siraj, MDRockford, IL 611141356554075
- Faheemuddin Ahmed, M.D.Rockford, IL 611081366619595
- Nausheen Ahmed, MDRockford, IL 611081235322215
- Azra Ali, M.D.Rockford, IL 611081700804028
Common questions
What is Nadeem A. Siddiqui, MD's NPI number?
Nadeem A. Siddiqui, MD's National Provider Identifier (NPI) is 1447360631, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nadeem A. Siddiqui, MD located?
The NPPES record lists a practice address at 8201 E Riverside Blvd, Rockford, IL, 61114. Phone: (815) 971-4025. Providers update this record themselves, so call before visiting.
How can I verify Nadeem A. Siddiqui, MD's license?
NPPES lists Illinois license number 036112073, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.