Basil Ahmad Ali, MD
Internal Medicine Physician · Chicago, IL
Basil Ahmad Ali, MD is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1437531811, issued on Jun 23, 2015. Check the license (Illinois 036144602, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Basil Ahmad Ali
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036144602 IL
Self-reported in NPPES; status is on the state search - Practice location
- 2525 S Michigan Ave, Chicago, IL 60616
- Phone
- (815) 519-9261
- Enumerated
- Jun 23, 2015
- Record last updated
- Jun 17, 2025
- Medicare enrollment
- Enrolled (PECOS I20180712002705); accepts Medicare assignment
- Medical or professional school
- Chicago College Of Medicine And Surgery, 2015
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 2525 S Michigan Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Basil Ahmad Ali 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 036144602Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% more Medicare Part D claims than the average internal medicine physician in 2024
4,990 Medicare Part D claims for 279 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 87 claims were for opioids.
Most prescribed
- Atorvastatin Calcium231 claims
- Gabapentin211 claims
- Eliquis176 claims
- Levothyroxine Sodium146 claims
- Pantoprazole Sodium136 claims
- Furosemide117 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.
Bills Medicare through one group practice
- Morris HospitalMorris, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Basil Ahmad Ali among 7,238 internal medicine physician records in Illinois
Basil Ahmad Ali, MD 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 2015, is newer than 61% of them.
- NPI issued2015 · 61% of these records are older, 37% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2015 · median 2003 among the 3,580 with a school on file
- Record last updated2025 · 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
- Nagib Ali, M.D.Chicago, IL 606161376529271
- Damon Arnold, M.D.Chicago, IL 606161689650962
- Farzana Begum, M.D.Chicago, IL 606161184616310
- Azmina Bhaiji, M.D.Chicago, IL 606161487689634
- Edward Bleier, MDChicago, IL 606161649256744
- Danny Choy, D.OChicago, IL 606161376526954
- Linus Ema, DOChicago, IL 606161891728010
- Juhyun Ha, M.D.Chicago, IL 606161811913395
Common questions
What is Basil Ahmad Ali, MD's NPI number?
Basil Ahmad Ali, MD's National Provider Identifier (NPI) is 1437531811, issued on Jun 23, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Basil Ahmad Ali, MD located?
The NPPES record lists a practice address at 2525 S Michigan Ave, Chicago, IL, 60616. Phone: (815) 519-9261. Providers update this record themselves, so call before visiting.
How can I verify Basil Ahmad Ali, MD's license?
NPPES lists Illinois license number 036144602, 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 Basil Ahmad Ali, MD prescribe under Medicare Part D?
In 2024, Basil Ahmad Ali, MD had 4,990 Medicare Part D claims for 279 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.