Are you Gregory L. Tom, O.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 202 Aspenwood CT # 1, San Ramon, CA 94582
About Dr. Tom
Gregory L. Tom, O.D. is a healthcare provider in San Ramon, CA specializing in optometry. Gregory trained at University of California - School of Optometry, graduating in 1994. Gregory is also listed as specializing in optometrist — corneal & contact lens and optometrist. According to Medicare claims data, Gregory cared for 416 Medicare patients across 780 services. The services billed most often include established patient problem focused exam of visual system, imaging of retina, and exam of visual field with extended testing. This provider record is associated with NPI 1124245568.
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
- (510) 206-8152
- Email not available
Practice Locations
202 ASPENWOOD CT # 1
San Ramon, CA 94582
Conditions Commonly Evaluated or Treated
Within Optometry 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
Contact lens issues
Cornea conditions
Corneal issues
Eye conditions
Eye discomfort
Eye diseases
Eye infections
Eye inflammation
Eye injuries
Eye irritation
Eye surface issues
Eyelid conditions
Eyelid issues
Pediatric eye conditions
Pupil issues
Tear duct issues
Vision changes
- Blurry Vision
- Color Blindness
- Distorted Vision
- Double Vision
- Eye Floaters and Flashes
- Eye Strain
- Farsightedness
- Halos Around Lights
- Light Sensitivity
- Night Blindness
- Posterior vitreous detachment
- Tunnel Vision
- Visual Migraines
Procedures & services
Most searched procedures
Contact lens exams
- Bifocal or Multifocal Contact Lens Fitting
- Contact Lens Training
- Plano (Non-Prescription) Colored Contact Lens Exam
- Toric Contact Lens Fitting
Dry eye treatments
Examinations
- Comprehensive medical eye examination
- Diabetic Eye Exam
- DMV Vision Test
- Low Vision Assessment
- Pediatric Eye Exam
Eyelid care
Eyelid treatments
General exams
Glasses and eyewear
- Blue Light Glasses Consultation
- Eyeglass Frame Adjustment and Repair
- Prescription Sunglasses Consultation
- Prism Eyeglasses Fitting
Imaging & tests
- Color Vision Testing
- Corneal topography
- Coronary optical coherence tomography
- Eye-pressure measurement
- Pachymetry
- Retinal photography
- Visual Field Test
Imaging and scans
Minor procedures
Specialty lenses
Surgical evaluations
Tear duct procedures
Therapy
Urgent care
Vision correction
Procedures Most Often Billed to Medicare
780 services · 416 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of eyelashes using forceps | Procedure | 67820 |
15 | Too few peers to compare |
| Ultrasound scan of cornea to determine thickness | Imaging | 76514 |
17 | As often as other peers in Optometry |
| Established patient problem focused exam of visual system | Treatment | 92012 |
395 | More than most peers in Optometry |
| Imaging of retina | Treatment | 92134 |
84 | More often than most peers in Optometry |
| Exam of visual field with extended testing | Treatment | 92083 |
67 | More often than most peers in Optometry |
| Imaging of optic nerve | Treatment | 92133 |
64 | More often than most peers in Optometry |
| Photography of the retina | Treatment | 92250 |
56 | As often as other peers in Optometry |
| Exam of the internal drainage system of eye | Treatment | 92020 |
42 | More often than most peers in Optometry |
| Established patient complete exam of visual system | Treatment | 92014 |
40 | Less often than most peers in Optometry |
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 optometry specialists in San Ramon 8
Same specialty, same city.
Trained at University of California - School of Optometry 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at University of California - School 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 eyelashes using forceps 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Gregory L. Tom?
Gregory L. Tom is an optometry in San Ramon, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Gregory L. Tom's address?
Gregory L. Tom is listed at 202 Aspenwood CT # 1, San Ramon, CA 94582. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Gregory L. Tom?
The number on file is (510) 206-8152. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Gregory L. Tom's NPI number?
Gregory L. Tom's National Provider Identifier is 1124245568. 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 Gregory L. Tom train?
Gregory L. Tom attended University of California - School of Optometry, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How long has Gregory L. Tom been practicing?
Gregory L. Tom has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What procedures does Gregory L. Tom perform?
According to Medicare billing data, Gregory L. Tom performs procedures including removal of eyelashes using forceps; reads or performs imaging such as ultrasound scan of cornea to determine thickness; provides treatments such as established patient problem focused exam of visual system and imaging of retina. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Gregory L. Tom confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Gregory L. Tom. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.