Mohammed Azher Kassem, M.D
Internal Medicine Physician · Chicago, IL
Mohammed Azher Kassem, M.D is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1023053808, issued on Jun 17, 2006. Check the license (Illinois 036-112270, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Mohammed Azher Kassem
- Credential
- M.D
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036-112270 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1501 S California Ave, Chicago, IL 60608
- Phone
- (773) 257-6120
- Enumerated
- Jun 17, 2006
- Record last updated
- Dec 28, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20050729000812); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 1501 S California Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mohammed Azher Kassem 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 036-112270Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average internal medicine physician in 2024
447 Medicare Part D claims for 79 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 19 claims were for opioids.
Most prescribed
- Prednisone41 claims
- Anastrozole38 claims
- Prochlorperazine Maleate38 claims
- Ondansetron Hcl35 claims
- Abiraterone Acetate31 claims
- Mirtazapine28 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 80.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,891.42
78 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Mount Sinai Community FoundationChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mohammed Azher Kassem among 7,238 internal medicine physician records in Illinois
Mohammed Azher Kassem, M.D is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 61% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated1998 · median 2003 among the 3,580 with a school on file
- Record last updated2015 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2,867 internal medicine physician records list a practice address in Chicago
They are 2,867 of the 63,379 NPPES records with a practice address in Chicago, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Chicago → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Mohammad Khamis, M.D.Chicago, IL 606081881687390
- Girija Kumar, M.D.Chicago, IL 606081861486250
- Jairo Mejia, M.D.Chicago, IL 606081952361164
- Raymond Narh, M.DChicago, IL 606081205846300
- Robert Parker, M.D.Chicago, IL 606081033118856
Common questions
What is Mohammed Azher Kassem, M.D's NPI number?
Mohammed Azher Kassem, M.D's National Provider Identifier (NPI) is 1023053808, issued on Jun 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mohammed Azher Kassem, M.D located?
The NPPES record lists a practice address at 1501 S California Ave, Chicago, IL, 60608. Phone: (773) 257-6120. Providers update this record themselves, so call before visiting.
How can I verify Mohammed Azher Kassem, M.D's license?
NPPES lists Illinois license number 036-112270, 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 Mohammed Azher Kassem, M.D prescribe under Medicare Part D?
In 2024, Mohammed Azher Kassem, M.D had 447 Medicare Part D claims for 79 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Mohammed Azher Kassem, M.D's MIPS final score?
The 2023 MIPS final score is 80.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.