Doctor profile · Federal record
Dr. Gregory Butler, M.D.
Ophthalmology Physician (CMS: Ophthalmology) · Washington, DC
- NPI 1376726091
- Accepts Medicare
- MIPS 81.2 / 100 · 2023
- 34 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1647 Benning RD Ne, Ste 205
Washington, DC 200024569
(202) 397-2800
fax (202) 397-1304
Credentials & registration
- NPI registered
- December 2007 — 19 yrs on file
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- District of Columbia #MD30132
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1376726091. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,672
Distinct HCPCS
10
Medicare allowed
$439,510
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92020 |
Exam of the internal drainage system of eye | 1,246 | 498 | $31 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 1,166 | 462 | $201 | |
92083 |
Exam of visual field with extended testing | 694 | 434 | $73 | |
92250 |
Photography of the retina | 653 | 419 | $41 | |
92134 |
Imaging of retina | 510 | 336 | $42 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 93 | 82 | $143 | |
92136 |
Measurement of corneal curvature and depth of eye | 88 | 73 | $50 | |
76514 |
Ultrasound scan of cornea to determine thickness | 70 | 70 | $12 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 57 | 57 | $246 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 40 | 36 | $143 |
In context: peer comparison
Among 26 peers in this city , average services per provider: 234. This provider delivers 20× the peer median.Open Payments
Industry payments received
All-time total
$204
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Glaukos Corporation | 1 | $158.30 | |
| Bausch & Lomb Americas Inc. | 1 | $23.78 | |
| Oyster Point Pharma, Inc. | 1 | $22.23 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,790
Patients
1,360
Total drug cost
$576,952
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 1,706 | 547 | $66,467 |
| Brimonidine Tartrate | Generic | 344 | 105 | $14,874 |
| Azelastine Hcl | Generic | 336 | 144 | $25,290 |
| Simbrinza (Brinzolamide/Brimonidine Tart) | Brand | 311 | 110 | $148,397 |
| Ketorolac Tromethamine | Generic | 178 | 70 | $12,800 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 156 | 53 | $8,077 |
| Prednisolone Acetate | Generic | 145 | 71 | $8,989 |
| Timolol Maleate | Generic | 119 | 33 | $3,477 |
| Ofloxacin | Generic | 102 | 68 | $1,634 |
| Brimonidine Tartrate-Timolol (Brimonidine Tartrate/Timolol) | Brand | 77 | 28 | $43,884 |
Frequently asked questions
What is Dr. Gregory Butler's medical specialty?
Dr. Gregory Butler practices Ophthalmology Physician in Washington, DC.
Where does Dr. Gregory Butler practice?
Dr. Gregory Butler practices at 1647 Benning RD Ne, Washington, DC 200024569. Office phone: 2023972800.
What is Dr. Gregory Butler's NPI?
Dr. Gregory Butler's National Provider Identifier (NPI) is 1376726091, issued by NPPES.
Does Dr. Gregory Butler accept Medicare assignment?
Yes. Dr. Gregory Butler accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Butler commonly perform?
Top Medicare-reported procedures in 2023: Exam of the internal drainage system of eye (HCPCS 92020); Established patient office or other outpatient visit (HCPCS 99215); Exam of visual field with extended testing (HCPCS 92083). Source: CMS Medicare Physician & Other Practitioners file.