Syed Osama Ahmad, MD
Internal Medicine Physician · Chicago, IL
Syed Osama Ahmad, MD is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1659987683, issued on Sep 15, 2020. Check the license (Illinois 036163816, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Syed Osama Ahmad
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- 036163816 IL
125075474 IL
1014074 MA
Self-reported in NPPES; status is on the state search - Practice location
- 2900 N Lake Shore Dr, Chicago, IL 60657
- Phone
- (773) 665-6730
- Enumerated
- Sep 15, 2020
- Record last updated
- Oct 6, 2025
- Fax
- (773) 665-3228
- Medicare enrollment
- Enrolled (PECOS I20230523000772); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 2900 N Lake Shore Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Babak Abdollahshamshirsaz, M.D.Specialist1447585765
- Aamir Abdullah, MDStudent in an Organized Health Care Education/Training Program1336872951
- Mohammad Abou El-Ezz, MDSurgery Physician1790536746
- Bijoy Abraham, D.P.M.Podiatrist1164860482
Verify Syed Osama Ahmad 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 036163816Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
24 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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 4 group practices
- Berkshire Medical Center IncPittsfield, MA
- Community Medical Associates, Inc.Methuen, MA
- Lawrence General HospitalLawrence, MA
- Lowell General Inpatient Specialists PLLCLowell, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Syed Osama Ahmad among 7,238 internal medicine physician records in Illinois
Syed Osama Ahmad, 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 2020, is newer than 71% of them.
- NPI issued2020 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2019 · 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
- Bruce Blacker, M.D.Chicago, IL 606571982603924
- Brian Boholst, M.D.Chicago, IL 606571235181959
- Edgar Borda, MDChicago, IL 606571891782447
- Harold EulienChicago, IL 606571700877222
- Lisa Greising, M.D.Chicago, IL 606571578523155
- Michael Grendon, M.D.Chicago, IL 606571922007962
- Catherine Kallal, MDChicago, IL 606571407801665
- Alam Khan, M.D.Chicago, IL 606571316946288
Common questions
What is Syed Osama Ahmad, MD's NPI number?
Syed Osama Ahmad, MD's National Provider Identifier (NPI) is 1659987683, issued on Sep 15, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Syed Osama Ahmad, MD located?
The NPPES record lists a practice address at 2900 N Lake Shore Dr, Chicago, IL, 60657. Phone: (773) 665-6730. Providers update this record themselves, so call before visiting.
How can I verify Syed Osama Ahmad, MD's license?
NPPES lists Illinois license number 036163816, 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 Syed Osama Ahmad, MD prescribe under Medicare Part D?
In 2024, Syed Osama Ahmad, MD had 24 Medicare Part D claims; 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.