Physician Profile
Unclaimed ProfileAbout WILLIAMS
Jonathan Stephen Williams, MD practises ophthalmology in New York, NY. According to Medicare claims data, Jonathan cared for 303 Medicare patients across 313 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Williams specialise in?
Dr. Williams is an ophthalmology in New York, NY. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
Where is Dr. Williams located?
Dr. Williams is listed at 462 1ST AVE, New York, NY 10016. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Williams's phone number?
The number on file is (212) 562-3192. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Williams's NPI number?
Dr. Williams's National Provider Identifier is 1548722440. 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. Williams go to medical school?
Dr. Williams attended Other, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Williams been practising?
Dr. Williams has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Williams do most often?
According to Medicare billing data, Dr. Williams performs procedures including creation of shunt to improve eye fluid flow using tissue graft; reads or performs imaging such as ultrasound scan of cornea to determine thickness; provides treatments such as imaging of optic nerve 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
Has Dr. Williams confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Williams. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (212) 562-3192
- Email not available
Practice Locations
462 1ST AVE
New York, NY 10016
Procedures Most Often Billed to Medicare
313 services · 303 patients · 8 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Creation of shunt to improve eye fluid flow using tissue graft | Procedure | 66180 |
19 |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
14 |
| Imaging of optic nerve | Treatment | 92133 |
66 |
| Exam of visual field with extended testing | Treatment | 92083 |
44 |
| Exam of the internal drainage system of eye | Treatment | 92020 |
38 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
103 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
16 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
13 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
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 ophthalmology specialists in New York 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2019 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Creation of shunt to improve eye fluid flow using tissue graft 8
Providers in NY who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.