DR. RYAN K ONISHI O.D.
NPI 1053487116
Optometrist in San Juan Capistrano, CA

Active since November 28, 2006PECOS EnrolledAccepts Medicare Assignment
31401 RANCHO VIEJO RD, SUITE 103, SAN JUAN CAPISTRANO, CA 92675(949) 496-0552(949) 443-3828 Get Directions Write a Review

NPPES record last updated: September 27, 2011. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Ryan K Onishi O.d. NPPES

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

DR. RYAN K ONISHI O.D. (NPI 1053487116) is an individual optometrist in San Juan Capistrano, California, licensed in California (11380T) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of Southern California College Of Optometry (2000).

NPPES Registry Identity

NPI1053487116
Entity TypeIndividualMale
Primary Taxonomy152W00000X
Provider Legal NameDR. RYAN K ONISHICredential: O.D.
Location Address31401 RANCHO VIEJO RD, SUITE 103San Juan Capistrano, CA 92675-1851
Mailing Address31401 Rancho Viejo Rd, Suite 103San Juan Capistrano, CA 92675-1851 · (949) 496-0552 · Fax (949) 443-3828
Fax(949) 443-3828
Sole ProprietorYes
Medical School CMSSouthern California College Of OptometryGraduated 2000
Enumeration DateNovember 28, 2006
Last NPPES UpdateSeptember 27, 2011
NPI 1053487116 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 · 11380T
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.

31401 RANCHO VIEJO RD, San Juan Capistrano, CA 92675

Other Identifiers 1

Medicare UPINU81235CA

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. Ryan K Onishi 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 ID6800846593
PECOS Enrollment IDI20050131000533
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 10

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.

Photography of the retina 92250
Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.
85 services81 patients
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.
83 services77 patients
New patient complete exam of visual system 92004
A new patient complete exam of the visual system is a thorough evaluation of your eyes and vision. It checks for any potential issues and assesses overall eye health. It includes tests for visual acuity, eye movement, and light response.
51 services51 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
50 services49 patients
Exam of visual field with extended testing 92083
An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.
46 services33 patients
Imaging of optic nerve 92133
Imaging of the optic nerve is a non-invasive procedure that captures detailed pictures of your optic nerve. It helps doctors assess eye health, particularly for conditions like glaucoma. It's painless, quick, and uses safe technology like MRI or OCT (Optical Coherence Tomography).
38 services29 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92675 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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 7

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

Optometrist
31401 RANCHO VIEJO RD, SUITE 103
SAN JUAN CAPISTRANO, CA 92675
Optometrist
31401 RANCHO VIEJO RD, SUITE 103
SAN JUAN CAPISTRANO, CA 92675
Optometrist
31401 RANCHO VIEJO RD, SUITE 103
SAN JUAN CAPISTRANO, CA 92675
Optometrist
31401 RANCHO VIEJO RD, SUITE 103
SAN JUAN CAPISTRANO, CA 92675
Clinic/Center (Health Service)
31401 RANCHO VIEJO RD, SUITE 103
SAN JUAN CAPISTRANO, CA 92675
Optometrist
31401 RANCHO VIEJO RD, SUITE 103
SAN JUAN CAPISTRANO, CA 92675
Optometrist
31401 RANCHO VIEJO RD, SUITE 103
SAN JUAN CAPISTRANO, CA 92675

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 Ryan Onishi's NPI number?

The NPI number for Ryan Onishi is 1053487116. It was assigned to this individual provider in the NPPES registry on November 28, 2006.

Where is Ryan Onishi located?

Ryan Onishi practices at 31401 Rancho Viejo Rd Suite 103, San Juan Capistrano, CA 92675. The listed phone number is (949) 496-0552.

What is Ryan Onishi's specialty?

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

Is Ryan Onishi enrolled in Medicare?

Yes. Ryan Onishi 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 Ryan Onishi accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas, BlueCross BlueShield of Tennessee and Providence Health Plan list Ryan Onishi 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 Ryan Onishi was last updated on September 27, 2011. NPI Profile syncs with the weekly NPPES data releases published by CMS.