Physician Profile
Robert S Filer, M.D.
Unclaimed ProfileAbout Dr. Filer
Based in San Mateo, CA, Robert S Filer, M.D. is listed in the NPI registry under ophthalmology. Medicare claims data shows Robert provided 5,710 services to 5,024 patients.
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
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (650) 342-4595
- Email not available
Practice Locations
50 S SAN MATEO DR SUITE 200
San Mateo, CA 94401
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
Most searched conditions
Procedures & services
Most searched procedures
Procedures Most Often Billed to Medicare
5,710 services · 5,024 patients · 18 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of cataract with insertion of prosthetic lens | Procedure | 66984 |
151 |
| Removal of recurring cataract in lens capsule using a laser | Procedure | 66821 |
56 |
| Removal of eyelashes using forceps | Procedure | 67820 |
21 |
| Ultrasound scan to determine eye length and lens power | Imaging | 76519 |
223 |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
25 |
| Established patient complete exam of visual system | Treatment | 92014 |
1,411 |
| Photography of the retina | Treatment | 92250 |
780 |
| Imaging of retina | Treatment | 92134 |
535 |
| Exam of visual field with extended testing | Treatment | 92083 |
477 |
| Imaging of optic nerve | Treatment | 92133 |
398 |
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 ophthalmology specialists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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.
More connections — 31 related providers in 4 groups
Other ophthalmology specialists in San Mateo 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1989 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of cataract with insertion of prosthetic lens 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Dr. Filer's specialty?
Dr. Filer is an ophthalmology in San Mateo, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OPHTHALMOLOGY”.
NPI registry
Where can I find Dr. Filer?
Dr. Filer is listed at 50 S SAN MATEO DR SUITE 200, San Mateo, CA 94401. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Filer?
The number on file is (650) 342-4595. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Filer?
Dr. Filer's National Provider Identifier is 1467520833. 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 Dr. Filer's medical education?
Dr. Filer attended Other, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Filer have?
Dr. Filer has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Filer known for?
According to Medicare billing data, Dr. Filer performs procedures including removal of cataract with insertion of prosthetic lens, removal of recurring cataract in lens capsule using a laser and removal of eyelashes using forceps; 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 photography of the retina, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Filer's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Filer. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.