Haroon O. Ismail, MD
Ophthalmology Physician · Chicago, IL
Haroon O. Ismail, MD is an ophthalmology physician with a practice address in Chicago, Illinois, and NPI 1558947598, issued on Mar 21, 2021. Check the license (Illinois 125.078470, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Haroon O. Ismail
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License numbers
- 125.078470 IL
036173232 IL
Self-reported in NPPES; status is on the state search - Practice location
- 420 E Superior St Ste 9-900, Chicago, IL 60611
- Phone
- (312) 503-7975
- Enumerated
- Mar 21, 2021
- Record last updated
- Apr 28, 2025
- Medicare enrollment
- Enrolled (PECOS I20250502001611); accepts Medicare assignment
- Medical or professional school
- Howard University College Of Medicine, 2021
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 898 in Illinois → Look up another NPI →
Also registered at 420 E Superior St Ste 9-900
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Eric BasappaDiagnostic Radiology Physician1215497342
- Morgan Belina, MDDermatology Physician1366192551
- Otatade Bello, MDSurgery Physician1275277923
Verify Haroon O. Ismail 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 125.078470Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average ophthalmology physician in 2024
26 Medicare Part D claims for 17 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 50% of claims.
Most prescribed
- Prednisolone Acetate13 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
- Northwestern Medical Faculty FoundationChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Haroon O. Ismail among 898 ophthalmology physician records in Illinois
Haroon O. Ismail, MD is one of 898 ophthalmology physician records with a practice address in Illinois. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 90% of them.
- NPI issued2021 · 90% of these records are older, 7% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2021 · median 1999 among the 551 with a school on file
- Record last updated2025 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Illinois
There are 898 ophthalmology physician records in Illinois.
All 898 in Illinois → Every provider in Chicago → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Ann Bidwell, MDChicago, IL 606111144296823
- Paul Bryar, MDChicago, IL 606111114986536
- Manjot Gill, MDChicago, IL 606111396776894
- Peter Holland, MDChicago, IL 606111720063605
- Lee Jampol, MDChicago, IL 606111073547303
- Alice Lyon, MDChicago, IL 606111992737969
- Jonathan McGlothan, M.D.Chicago, IL 606111154374973
- Rukhsana Mirza, M.D.Chicago, IL 606111033163530
Common questions
What is Haroon O. Ismail, MD's NPI number?
Haroon O. Ismail, MD's National Provider Identifier (NPI) is 1558947598, issued on Mar 21, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Haroon O. Ismail, MD located?
The NPPES record lists a practice address at 420 E Superior St Ste 9-900, Chicago, IL, 60611. Phone: (312) 503-7975. Providers update this record themselves, so call before visiting.
How can I verify Haroon O. Ismail, MD's license?
NPPES lists Illinois license number 125.078470, 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 Haroon O. Ismail, MD prescribe under Medicare Part D?
In 2024, Haroon O. Ismail, MD had 26 Medicare Part D claims for 17 beneficiaries; the average among ophthalmology physician prescribers was 1,518. 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.