Are you Dr. Chang? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 217 Grand St # 302, New York, NY 10013
About Dr. Chang
Based in New York, NY, Keith C. Chang, MD is listed in the NPI registry under ophthalmology. Keith graduated from Warren Alpert Medical School of Brown University in 1991. Medicare claims data shows Keith provided 1,509 services to 1,121 patients. The services billed most often include established patient complete exam of visual system, established patient problem focused exam of visual system, and photography of the retina. NPI 1588703995 identifies this record in the national registry.
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
- (212) 965-8883
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
217 GRAND ST # 302
New York, NY 10013
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
1,509 services · 1,121 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Creation of eye fluid drainage tracts in iris using a laser, per session | Procedure | 66761 |
20 | Less often than most peers in Ophthalmology |
| Ultrasound scan to determine eye length and lens power | Imaging | 76519 |
44 | As often as other peers in Ophthalmology |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
11 | Less often than most peers in Ophthalmology |
| Established patient complete exam of visual system | Treatment | 92014 |
320 | As often as other peers in Ophthalmology |
| Established patient problem focused exam of visual system | Treatment | 92012 |
185 | As often as other peers in Ophthalmology |
| Photography of the retina | Treatment | 92250 |
150 | More often than most peers in Ophthalmology |
| Extended exam of the back part of the eye with optic nerve drawing | Treatment | 92202 |
143 | As often as other peers in Ophthalmology |
| Imaging of retina | Treatment | 92134 |
134 | As often as other peers in Ophthalmology |
| Imaging of optic nerve | Treatment | 92133 |
130 | As often as other peers in Ophthalmology |
| Extended exam of the back part of the eye with retinal drawing | Treatment | 92201 |
117 | 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.
Related specialists at this location 4
Clinically related specialties at the same address — the people this provider most likely works alongside.
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 New York 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Warren Alpert Medical School of Brown University 8
Other providers in the same specialty who trained at the same institution.
Class of 1991 at Warren Alpert Medical School of Brown University 8
Providers who graduated from the same medical school in the same year.
Also performs Creation of eye fluid drainage tracts in iris using a laser, per session 8
Providers in NY who bill this service to Medicare most often.
Common questions
What does Dr. Chang specialize in?
Dr. Chang is an eye doctor in New York, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Ophthalmology”.
NPI registry
Where is Dr. Chang located?
Dr. Chang is listed at 217 Grand St # 302, New York, NY 10013. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Chang's phone number?
The number on file is (212) 965-8883. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Chang?
Dr. Chang's National Provider Identifier is 1588703995. 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
Where did Dr. Chang go to medical school?
Dr. Chang attended Warren Alpert Medical School of Brown University, graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Chang have?
Dr. Chang has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Chang do most often?
According to Medicare billing data, Dr. Chang performs procedures including creation of eye fluid drainage tracts in iris using a laser, per session; reads or performs imaging such as ultrasound scan to determine eye length and lens power and ultrasound scan of cornea to determine thickness; provides treatments such as established patient complete exam of visual system and established patient problem focused exam of visual system. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Chang's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chang. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.