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Edit this profileAt a glance
- 1647 Benning Rd Ne, Ste 205, Washington, DC 20002
About Dr. Butler
Gregory Butler, M.D. practices ophthalmology in Washington, DC. Gregory is a 1992 graduate of Icahn School of Medicine at Mount Sinai. Medicare claims data shows Gregory provided 3,432 services to 2,441 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, exam of the internal drainage system of eye, and exam of visual field with extended testing. The provider's National Provider Identifier (NPI) is 1376726091.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (202) 397-2800
- Email not available
Practice Locations
1647 BENNING RD NE STE 205
Washington, DC 20002
Conditions Commonly Evaluated or Treated
Within Ophthalmology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Eye injury and cancer
Inflammation, neurologic, and orbit
Most searched conditions
Cornea and external eye
Eyelid and tear drainage
Refractive and focusing
- Astigmatism
- Eye misalignment (strabismus)
- Farsightedness
- Lazy eye (amblyopia)
- Nearsightedness
- Presbyopia
Retina and vitreous
Eye injuries
Retina & vitreous
Procedures & services
Cataract and lens
- Cataract surgery with lens implant
- Laser-assisted cataract surgery
- Intraocular lens exchange
- YAG laser capsulotomy
Cornea and refractive
Emergency and minor
- Corneal rust-ring removal
- Removal of an eye foreign body
- Repair of an eye or eyelid laceration
- Repair of ruptured globe
Examination and imaging
- Eye ultrasound
- Slit-lamp examination
- Visual-field testing
- Corneal topography
- Fluorescein angiography
Eyelid, tear duct, and muscle
- Chalazion removal
- Ectropion repair
- Eyelid surgery
- Tear-duct probing
- Drooping-eyelid repair
- Entropion repair
- Eye-muscle surgery
- Tear-duct bypass surgery
Glaucoma
- Cyclophotocoagulation
- Trabeculectomy
- Glaucoma drainage-device implantation
- Laser peripheral iridotomy
- Minimally invasive glaucoma surgery
- Selective laser trabeculoplasty
Retina
Most searched procedures
Corneal procedures
Eye diagnostics
Eye injuries
Eyelid surgery
Laser eye surgery
Laser procedures
Laser vision correction
Refractive surgery
Tear duct & Orbit
Procedures Most Often Billed to Medicare
3,432 services · 2,441 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
34 | Less often than most peers in Ophthalmology |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
16 | Less often than most peers in Ophthalmology |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
41 | More often than most peers in Ophthalmology |
| Exam of the internal drainage system of eye | Treatment | 92020 |
606 | More than most peers in Ophthalmology |
| Exam of visual field with extended testing | Treatment | 92083 |
588 | More than most peers in Ophthalmology |
| Photography of the retina | Treatment | 92250 |
470 | More often than most peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
268 | More often than most peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
196 | As often as other peers in Ophthalmology |
| Measurement of corneal curvature and depth of eye | Treatment | 92136 |
71 | Less often than most peers in Ophthalmology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
660 | More often than most peers in Ophthalmology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other eye doctors at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other eye doctors in Washington 7
Same specialty, same city.
More connections — 22 related providers in 3 groups
Trained at Icahn School of Medicine at Mount Sinai 8
Other providers in the same specialty who trained at the same institution.
Class of 1992 at Icahn School of Medicine at Mount Sinai 7
Providers who graduated from the same medical school in the same year.
Also performs Removal of cataract with insertion of prosthetic lens 7
Providers in DC who bill this service to Medicare most often.
Common questions
What is Gregory Butler's specialty?
Gregory Butler is an eye doctor in Washington, DC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where can I find Gregory Butler?
Gregory Butler is listed at 1647 Benning Rd Ne Ste 205, Washington, DC 20002. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Gregory Butler?
The number on file is (202) 397-2800. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Gregory Butler?
Gregory Butler's National Provider Identifier is 1376726091. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Gregory Butler's education?
Gregory Butler attended Icahn School of Medicine at Mount Sinai, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Gregory Butler have?
Gregory Butler has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
What is Gregory Butler known for?
According to Medicare billing data, Gregory Butler performs procedures including removal of cataract with insertion of prosthetic lens and removal of recurring cataract in lens capsule using a laser; reads or performs imaging such as ultrasound scan of cornea to determine thickness; provides treatments such as exam of the internal drainage system of eye and exam of visual field with extended testing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Gregory Butler's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Gregory Butler. If this is you, claiming it is free.
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