Saad Q. Aziz, D.O.
Gastroenterology Physician · Chicago, IL
Saad Q. Aziz, D.O. is a gastroenterology physician with a practice address in Chicago, Illinois, and NPI 1629259890, issued on Nov 16, 2007. Check the license (Illinois 336072432, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Saad Q. Aziz
- Credential
- D.O.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- 336072432 IL
02003772A IN
Self-reported in NPPES; status is on the state search - Practice location
- 3740 W North Ave, Chicago, IL 60647
- Phone
- (630) 889-9889
- Enumerated
- Nov 16, 2007
- Record last updated
- Jan 11, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (630) 889-8977
- Medicaid ID
- 201004620 IN
- Medicare enrollment
- Enrolled (PECOS I20201216000637); accepts Medicare assignment
- Medical or professional school
- Mid West Medical College, 2001
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 887 in Illinois → Look up another NPI →
Verify Saad Q. Aziz 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 336072432Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% fewer Medicare Part D claims than the average gastroenterology physician in 2024
564 Medicare Part D claims for 209 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Pantoprazole Sodium129 claims
- Rabeprazole Sodium74 claims
- Omeprazole59 claims
- Gavilyte-C58 claims
- Sod Sulf-Potass Sulf-Mag Sulf34 claims
- Esomeprazole Magnesium22 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $608.66
26 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Sutter Valley Medical FoundationSacramento, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Saad Q. Aziz among 887 gastroenterology physician records in Illinois
Saad Q. Aziz, D.O. is one of 887 gastroenterology physician records with a practice address in Illinois. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 48% of them.
- NPI issued2007 · 48% of these records are older, 45% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2001 · median 2003 among the 643 with a school on file
- Record last updated2016 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Illinois
There are 887 gastroenterology physician records in Illinois.
All 887 in Illinois → Every provider in Chicago → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Yolanda Lalyre-Rodriguez, M.D.Chicago, IL 606471063518488
- Bhupat Mehta, MDChicago, IL 606441295717643
- Richard Bone, M.D.Chicago, IL 606431407887938
- Darrien Gaston, M.D.Chicago, IL 606431023234143
- Cynthia Henderson, M.D.Chicago, IL 606431336160076
- Cynthia Lau, M.D.Chicago, IL 606431184882169
- Robert Pintozzi, M.D.Chicago, IL 606431124038401
- Jennifer ChennatChicago, IL 606541811077720
Common questions
What is Saad Q. Aziz, D.O.'s NPI number?
Saad Q. Aziz, D.O.'s National Provider Identifier (NPI) is 1629259890, issued on Nov 16, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Saad Q. Aziz, D.O. located?
The NPPES record lists a practice address at 3740 W North Ave, Chicago, IL, 60647. Phone: (630) 889-9889. Providers update this record themselves, so call before visiting.
How can I verify Saad Q. Aziz, D.O.'s license?
NPPES lists Illinois license number 336072432, 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.
How much does Saad Q. Aziz, D.O. prescribe under Medicare Part D?
In 2024, Saad Q. Aziz, D.O. had 564 Medicare Part D claims for 209 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
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.