Provider Profile
Ona Mae R. Shiroyama, O.D.
Unclaimed ProfileAbout Dr. Shiroyama
Ona Mae R. Shiroyama, O.D. is a healthcare provider in Ventura, CA specializing in optometry. Ona Mae trained at Illinois College of Optometry at Chicago, graduating in 1979. Ona Mae is also listed as specializing in optometrist. Medicare claims data shows Ona Mae provided 37 services to 36 patients. The services billed most often include established patient complete exam of visual system. This provider record is associated with NPI 1932142841.
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
- (805) 650-9922
- Email not available
Practice Locations
1280 S VICTORIA AVE SUITE 100
Ventura, CA 93003
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
37 services · 36 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient complete exam of visual system | Treatment | 92014 |
37 | 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 at this location 5
Same specialty, same street address — most likely the same department or group.
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 optometry specialists in Ventura 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Illinois College of Optometry at Chicago 8
Other providers in the same specialty who trained at the same institution.
Class of 1979 at Illinois College of Optometry at Chicago 8
Providers who graduated from the same medical school in the same year.
Also performs Established patient complete exam of visual system 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Ona Mae R. Shiroyama?
Ona Mae R. Shiroyama is an optometry in Ventura, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Ona Mae R. Shiroyama's address?
Ona Mae R. Shiroyama is listed at 1280 S Victoria Ave Suite 100, Ventura, CA 93003. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Ona Mae R. Shiroyama?
The number on file is (805) 650-9922. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Ona Mae R. Shiroyama?
Ona Mae R. Shiroyama's National Provider Identifier is 1932142841. 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 Ona Mae R. Shiroyama train?
Ona Mae R. Shiroyama attended Illinois College of Optometry at Chicago, graduating in 1979. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Ona Mae R. Shiroyama have?
Ona Mae R. Shiroyama has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.
CMS public data
What procedures does Ona Mae R. Shiroyama perform?
According to Medicare billing data, Ona Mae R. Shiroyama provides treatments such as established patient complete exam of visual system. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Ona Mae R. Shiroyama's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Ona Mae R. Shiroyama. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.