Aaron N. Grossman, M.D.
Ophthalmology Physician · Chicago, IL
Aaron N. Grossman, M.D. is an ophthalmology physician with a practice address in Chicago, Illinois, and NPI 1285740167, issued on Aug 22, 2006. Check the license (Illinois 036-073310, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Aaron N. Grossman
- Credential
- M.D.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License number
- 036-073310 IL
Self-reported in NPPES; status is on the state search - Practice location
- 6801 N. California Ave, Chicago, IL 60645
- Phone
- (773) 743-4300
- Enumerated
- Aug 22, 2006
- Record last updated
- Nov 26, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (773) 743-5132
- Medicaid ID
- 036073310 IL
- Medicare enrollment
- Enrolled (PECOS I20100607000830); accepts Medicare assignment
- Medical or professional school
- Eastern Virginia Medical School, 1985
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 898 in Illinois → Look up another NPI →
Verify Aaron N. Grossman 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 036-073310Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average ophthalmology physician in 2024
440 Medicare Part D claims for 113 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Dorzolamide-Timolol103 claims
- Latanoprost86 claims
- Tobramycin-Dexamethasone40 claims
- Cromolyn Sodium37 claims
- Lumigan30 claims
- Azelastine Hcl18 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
- Eye Surgeons SCChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Aaron N. Grossman among 898 ophthalmology physician records in Illinois
Aaron N. Grossman, M.D. 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 2006, is newer than 16% of them.
- NPI issued2006 · 16% of these records are older, 44% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1985 · median 1999 among the 551 with a school on file
- Record last updated2012 · 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
- David Greenberg, MDChicago, IL 606451730282187
- Arthur Kohn, MDChicago, IL 606451811003791
- Howard Reinglass, MDChicago, IL 606451134155807
- Nicholas Caro, M.D.Chicago, IL 606461730236589
- Sherif DawoodChicago, IL 606461710265483
- Dimitrios Patrianakos, MDChicago, IL 606461578599189
- Thomas Patrianakos, D.O.Chicago, IL 606461073530929
- Stephen Hawn, MDChicago, IL 606471285195032
Common questions
What is Aaron N. Grossman, M.D.'s NPI number?
Aaron N. Grossman, M.D.'s National Provider Identifier (NPI) is 1285740167, issued on Aug 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Aaron N. Grossman, M.D. located?
The NPPES record lists a practice address at 6801 N. California Ave, Chicago, IL, 60645. Phone: (773) 743-4300. Providers update this record themselves, so call before visiting.
How can I verify Aaron N. Grossman, M.D.'s license?
NPPES lists Illinois license number 036-073310, 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 Aaron N. Grossman, M.D. prescribe under Medicare Part D?
In 2024, Aaron N. Grossman, M.D. had 440 Medicare Part D claims for 113 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.