Ophthalmology · Washington, DC
NPI
1376726091
Since 2007
Specialty
Ophthalmology
Code 207W00000X
Group practices
1
Medicare group memberships
Hospitals
1
Hospital affiliations
1647 Benning Rd NE, Ste 205
Washington, DC, 20002
Phone (202) 397-2800
Groups this clinician bills Medicare through
Medicare paid, 2024
$237K
3,460 services
Medicare patients, 2024
446
Average age 73
Drug cost, 2024
$608K
4,422 prescriptions
Company payments, 2025
$141
From 4 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Gregory Butler was code 99214 (office e&m - established), 660 times for 349 patients. In total Gregory Butler billed 3,460 services in 21 codes, and Medicare paid $237K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2007-12-17.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 660 | 349 | $113.84 | $75K |
| 92020 Ophthalmological E&M | Office | 606 | 428 | $24.37 | $15K |
| 92083 Vision, Hearing, and Speech Services | Office | 588 | 371 | $56.69 | $33K |
| 92250 Angiography | Office | 470 | 303 | $31.50 | $15K |
| 99215 Office E&M - Established | Office | 338 | 295 | $117.15 | $40K |
| 92133 Computerized Ophthalmic Imaging | Office | 268 | 241 | $30.38 | $8,142 |
| 92134 Computerized Ophthalmic Imaging | Office | 196 | 188 | $33.85 | $6,635 |
| 92136 Ultrasound - Nonspecific | Office | 71 | 52 | $38.75 | $2,752 |
| 99213 Office E&M - Established | Office | 62 | 48 | $82.55 | $5,118 |
| 99212 Office E&M - Established | Office | 49 | 49 | $50.71 | $2,485 |
| 76514 Ultrasound - Nonspecific | Office | 41 | 41 | $9.63 | $395 |
| 66984 Cataract Surgery | Facility | 34 | 27 | $458.84 | $16K |
| 99205 Office E&M - New | Office | 33 | 33 | $161.17 | $5,319 |
| 66821 Cataract Surgery | Office | 16 | 16 | $332.56 | $5,321 |
By year: 2022 $359K for 4,887 services; 2023 $349K for 4,813 services; 2024 $237K for 3,460 services.
Medicare prescription drug claims, 2024
In 2024, the drug Gregory Butler prescribed most often to Medicare patients was Latanoprost, with 1,766 prescriptions and refills. In total Gregory Butler wrote 4,422 Medicare prescriptions that cost $608K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Latanoprost Generic | 1,766 | 4,337 | 610 | $19K |
| Brimonidine Tartrate Generic | 443 | 1,015 | 152 | $6,190 |
| Azelastine Hcl Generic | 433 | 903 | 170 | $26K |
| Simbrinza Brinzolamide/Brimonidine Tart | 300 | 643 | 104 | $139K |
| Dorzolamide-Timolol Dorzolamide Hcl/Timolol Maleat | 167 | 438 | 59 | $2,974 |
| Ketorolac Tromethamine Generic | 153 | 246 | 70 | $10K |
| Rocklatan Netarsudil Mesylat/Latanoprost | 133 | 309 | 55 | $125K |
| Prednisolone Acetate Generic | 129 | 205 | 75 | $7,644 |
| Timolol Maleate Generic | 107 | 257 | 37 | $1,609 |
| Ofloxacin Generic | 107 | 110 | 82 | $1,160 |
| Rhopressa Netarsudil Mesylate | 91 | 198 | 33 | $75K |
| Brimonidine Tartrate-Timolol Brimonidine Tartrate/Timolol | 89 | 200 | 24 | $19K |
| Dorzolamide Hcl Generic | 70 | 174 | 26 | $2,509 |
| Vyzulta Latanoprostene Bunod | 42 | 90 | 19 | $31K |
| Restasis Cyclosporine | 41 | 99 | 17 | $65K |
Brand drugs: 1,361 claims; generic drugs: 3,061 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Gregory Butler $141 ($141 in general payments such as food, travel and fees) from 4 companies. The largest payer was Alcon Vision LLC with $60.16.
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.