Physician Profile
Unclaimed ProfileAbout RUBY
Based in Nantucket, MA, Michael J. Ruby, O.D. is listed in the NPI registry under optometry. Michael graduated from Pennsylvania College of Optometry in 1993. Michael is also listed as specialising in optometrist.
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 kind of doctor is Dr. Ruby?
Dr. Ruby is an optometry in Nantucket, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPTOMETRY”.
NPI registry
What is Dr. Ruby's address?
Dr. Ruby is listed at 13 OLD SOUTH ROAD, Nantucket, MA 02554. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Ruby?
The number on file is (508) 228-0844. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Ruby?
Dr. Ruby's National Provider Identifier is 1073737193. 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. Ruby train?
Dr. Ruby attended Pennsylvania College of Optometry, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ruby have?
Dr. Ruby has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Ruby perform?
According to Medicare billing data, Dr. Ruby performs procedures including removal of cataract with insertion of prosthetic lens; provides treatments such as established patient complete exam of visual system and extended exam of the back part of the eye with optic nerve drawing, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Ruby's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ruby. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (508) 228-0844
- Email not available
Practice Locations
13 OLD SOUTH ROAD
Nantucket, MA 02554
Procedures Most Often Billed to Medicare
4,045 services · 1,211 patients · 14 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
2,472 |
| Established patient complete exam of visual system | Treatment | 92014 |
602 |
| Extended exam of the back part of the eye with optic nerve drawing | Treatment | 92202 |
299 |
| Imaging of retina | Treatment | 92134 |
134 |
| Established patient problem focused exam of visual system | Treatment | 92012 |
112 |
| Imaging of optic nerve | Treatment | 92133 |
70 |
| Exam of visual field with extended testing | Treatment | 92083 |
68 |
| Extended exam of the back part of the eye with retinal drawing | Treatment | 92201 |
45 |
| Photography of the retina | Treatment | 92250 |
42 |
| Exam of the internal drainage system of eye | Treatment | 92020 |
32 |
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.
Also at this address 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at Pennsylvania College of Optometry 8
Other providers in the same specialty who trained at the same institution.
Class of 1993 at Pennsylvania College of Optometry 8
Providers who graduated from the same medical school in the same year.
More connections — 8 related providers in 1 group
Also performs Removal of cataract with insertion of prosthetic lens 8
Providers in MA 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.