DR. ONA MAE REIKO SHIROYAMA O.D.
NPI 1932142841
Optometrist in Ventura, CA

Active since June 14, 2006PECOS EnrolledAccepts Medicare Assignment
1280 S VICTORIA AVE, SUITE 100, VENTURA, CA 93003(805) 650-9922(805) 650-6656 Get Directions Write a Review

NPPES record last updated: January 11, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Ona Mae Reiko Shiroyama O.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ONA MAE REIKO SHIROYAMA O.D. (NPI 1932142841) is an individual optometrist in Ventura, California, licensed in California (6802T) and active in the NPI registry since June 2006. She is enrolled in Medicare PECOS and is a graduate of Illinois College Of Optometry At Chicago (1979).

NPPES Registry Identity

NPI1932142841
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameDR. ONA MAE REIKO SHIROYAMACredential: O.D.
Location Address1280 S VICTORIA AVE, SUITE 100Ventura, CA 93003-6555
Mailing Address1280 S Victoria Ave, Suite 100Ventura, CA 93003-6555 · (805) 650-9922 · Fax (805) 650-6656
Fax(805) 650-6656
Sole ProprietorNo
Medical School CMSIllinois College Of Optometry At ChicagoGraduated 1979
Enumeration DateJune 14, 2006
Last NPPES UpdateJanuary 11, 2011
NPI 1932142841 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License Licensed in CA · 6802T
Definition
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.
1280 S VICTORIA AVE, Ventura, CA 93003

Other Identifiers 3

Medicare UPINT70142CA
MedicaidSD0068020CA
Medicare ID-Type UnspecifiedWOP 6802ACA

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Ona Mae Reiko Shiroyama O.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3274686134
PECOS Enrollment IDI20090725000121
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient complete exam of visual system 92014
An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.
37 services36 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 93003 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$140.72 typical visit price
range $62.32 – $185.36
Typical copayment $35.18 (range $15.58 – $46.34)
Most-billed visit code 99204
Established Patient
$77.11 typical visit price
range $20.68 – $151.85
Typical copayment $19.27 (range $5.17 – $37.96)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 15

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Ophthalmology
1280 S VICTORIA AVE, SUITE 201
VENTURA, CA 93003
Psychologist (Clinical)
1280 S VICTORIA AVE, STE 230
VENTURA, CA 93003
Optometrist
1280 S VICTORIA AVE, #100
VENTURA, CA 93003
Plastic Surgery
1280 S VICTORIA AVE, SUITE 201
VENTURA, CA 93003
Dentist (Oral and Maxillofacial Surgery)
1280 S VICTORIA AVE, SUITE 250
VENTURA, CA 93003
Psychologist (Clinical)
1280 S VICTORIA AVE, SUITE 230
VENTURA, CA 93003
Marriage & Family Therapist
1280 S VICTORIA AVE, SUITE 140
VENTURA, CA 93003
Psychologist (Clinical)
1280 S VICTORIA AVE, SUITE 140
VENTURA, CA 93003

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ona Mae Shiroyama's NPI number?

The NPI number for Ona Mae Shiroyama is 1932142841. It was assigned to this individual provider in the NPPES registry on June 14, 2006.

Where is Ona Mae Shiroyama located?

Ona Mae Shiroyama practices at 1280 S Victoria Ave Suite 100, Ventura, CA 93003. The listed phone number is (805) 650-9922.

What is Ona Mae Shiroyama's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Ona Mae Shiroyama enrolled in Medicare?

Yes. Ona Mae Shiroyama is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Ona Mae Shiroyama accept?

Health plans from Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and Blue Cross and Blue Shield of Texas and 1 other insurer list Ona Mae Shiroyama as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Ona Mae Shiroyama was last updated on January 11, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.