Ophthalmology · Chicago, IL
NPI
1730282187
Since 2006
Specialty
Ophthalmology
Code 207W00000X
Group practices
2
Medicare group memberships
Hospitals
3
Hospital affiliations
6801 N California Ave
Chicago, IL, 60645
Phone (773) 743-4300
Groups this clinician bills Medicare through
Medicare paid, 2024
$426K
6,444 services
Medicare patients, 2024
1,897
Average age 77
Drug cost, 2024
$843K
5,095 prescriptions
Company payments, 2025
$218
From 5 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by David M Greenberg was code 92134 (computerized ophthalmic imaging), 993 times for 797 patients. In total David M Greenberg billed 6,444 services in 37 codes, and Medicare paid $426K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2021-04-26.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 92134 Computerized Ophthalmic Imaging | Office | 993 | 797 | $30.20 | $30K |
| 92020 Ophthalmological E&M | Office | 805 | 581 | $21.14 | $17K |
| 92014 Ophthalmological E&M | Office | 672 | 612 | $90.76 | $61K |
| 92083 Vision, Hearing, and Speech Services | Office | 649 | 436 | $49.20 | $32K |
| 99214 Office E&M - Established | Office | 484 | 443 | $97.64 | $47K |
| 92012 Ophthalmological E&M | Facility | 448 | 356 | $39.32 | $18K |
| 92133 Computerized Ophthalmic Imaging | Office | 411 | 299 | $26.04 | $11K |
| 92002 Ophthalmological E&M | Facility | 362 | 362 | $35.32 | $13K |
| 92136 Ultrasound - Nonspecific | Office | 362 | 184 | $28.87 | $10K |
| 92012 Ophthalmological E&M | Office | 219 | 150 | $67.40 | $15K |
| 66984 Cataract Surgery | Facility | 165 | 136 | $426.58 | $70K |
| 92004 Ophthalmological E&M | Office | 126 | 126 | $95.10 | $12K |
| 99204 Office E&M - New | Office | 111 | 111 | $125.03 | $14K |
| 92014 Ophthalmological E&M | Facility | 98 | 97 | $59.99 | $5,879 |
| 99213 Office E&M - Established | Office | 92 | 75 | $69.62 | $6,405 |
By year: 2022 $438K for 5,993 services; 2023 $415K for 6,124 services; 2024 $426K for 6,444 services.
Medicare prescription drug claims, 2024
In 2024, the drug David M Greenberg prescribed most often to Medicare patients was Latanoprost, with 842 prescriptions and refills. In total David M Greenberg wrote 5,095 Medicare prescriptions that cost $843K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Latanoprost Generic | 842 | 1,076 | 125 | $5,713 |
| Lumigan Bimatoprost | 701 | 809 | 99 | $210K |
| Timolol Maleate Generic | 322 | 440 | 54 | $3,146 |
| Combigan Brimonidine Tartrate/Timolol | 311 | 340 | 42 | $75K |
| Azelastine Hcl Generic | 304 | 327 | 38 | $3,345 |
| Alrex Loteprednol Etabonate | 242 | 249 | 39 | $100K |
| Dorzolamide-Timolol Dorzolamide Hcl/Timolol Maleat | 236 | 400 | 55 | $3,486 |
| Ketorolac Tromethamine Generic | 201 | 210 | 85 | $1,991 |
| Tobramycin-Dexamethasone Tobramycin/Dexamethasone | 191 | 196 | 86 | $7,119 |
| Rocklatan Netarsudil Mesylat/Latanoprost | 168 | 186 | 25 | $62K |
| Vyzulta Latanoprostene Bunod | 156 | 191 | 31 | $45K |
| Xiidra Lifitegrast | 155 | 187 | 34 | $130K |
| Neomycin-Polymyxin-Dexameth Neomycin/Polymyxin B/Dexametha | 124 | 128 | 63 | $1,226 |
| Brimonidine Tartrate Generic | 116 | 136 | 19 | $9,368 |
| Erythromycin Erythromycin Base | 102 | 102 | 24 | $955 |
Brand drugs: 2,593 claims; generic drugs: - claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid David M Greenberg $218 ($218 in general payments such as food, travel and fees) from 5 companies. The largest payer was Medtronic, Inc. with $138.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.