Aaron Grossman, M.D.
NPI 1285740167 · Ophthalmology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aaron Grossman, M.D. is a Ophthalmology Physician provider in Chicago, IL (NPI 1285740167).
Provider details
- NPI number
- 1285740167
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036-073310 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
646 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 222 | $128 |
| Photography of the Retina92250 | 107 | $36 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 80 | $38 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 67 | $89 |
| Exam of Visual Field With Extended Testing92083 | 51 | $64 |
| Exam of the Internal Drainage System of Eye92020 | 41 | $28 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 103 | 27 |
| Latanoprost | 86 | 20 |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone | 40 | 24 |
| Cromolyn Sodium | 37 | 14 |
| Bimatoprostbrand: Lumigan | 30 | — |
| Azelastine Hcl | 18 | — |
| Ketorolac Tromethamine | 15 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-22
- Last updated
- 2012-11-26
Frequently asked questions
- What is Aaron Grossman's NPI number?
- Aaron Grossman's National Provider Identifier (NPI) is 1285740167, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aaron Grossman's specialty?
- Aaron Grossman is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Aaron Grossman located?
- Aaron Grossman's practice location on file with NPPES is 6801 N. California Ave, Chicago, IL 60645-4512.
- What is Aaron Grossman's phone number?
- The practice phone number listed in the NPPES registry for Aaron Grossman is (773) 743-4300.
- Does Aaron Grossman accept Medicare?
- Aaron Grossman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aaron Grossman's NPI active?
- Yes — Aaron Grossman's NPI (1285740167) is active in the NPPES registry as of the last update on 2012-11-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.