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KEITH H. KOSAKURA O.D.
NPI 1922092022
Optometrist in Cupertino, CA

Active since September 02, 2005PECOS EnrolledAccepts Medicare Assignment
19998 HOMESTEAD RD, SUITE E, CUPERTINO, CA 95014(408) 257-5262(408) 257-8271 Get Directions Write a Review

NPPES record last updated: April 8, 2009. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Keith H. Kosakura O.d. NPPES

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

KEITH H. KOSAKURA O.D. (NPI 1922092022) is an individual optometrist in Cupertino, California, licensed in California (10854T) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS and is a graduate of University Of California - School Of Optometry (1997).

NPPES Registry Identity

NPI1922092022
Entity TypeIndividualMale
Primary Taxonomy152W00000X
Provider Legal NameKEITH H. KOSAKURACredential: O.D.
Location Address19998 HOMESTEAD RD, SUITE ECupertino, CA 95014-0569
Mailing Address19998 Homestead Rd, Suite ECupertino, CA 95014-0569 · (408) 257-5262 · Fax (408) 257-8271
Phone(408) 257-5262
Fax(408) 257-8271
Sole ProprietorYes
Medical School CMSUniversity Of California - School Of OptometryGraduated 1997
Enumeration DateSeptember 2, 2005
Last NPPES UpdateApril 8, 2009
✔ NPI 1922092022 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 · 10854T
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.
19998 HOMESTEAD RD, Cupertino, CA 95014
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Other Identifiers 3

Medicare NSC4087570001CA
Medicare PINSD0108540CA
Medicare UPINU75880CA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of Tennessee, Providence Health Plan.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

Keith H. Kosakura 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 ID6103938097
PECOS Enrollment IDI20101117001552
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 4

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.
129 services124 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.
115 services113 patients
Exam of visual field with limited testing 92081
An exam of the visual field with limited testing is a quick check of your peripheral vision. It involves identifying objects or movements at the edge of your sight, helping to detect any vision loss that isn't obvious, such as blind spots or areas of reduced vision.
24 services24 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.
21 services19 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95014 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
$156.67 typical visit price
range $70.37 – $206.04
Typical copayment $39.16 (range $17.59 – $51.51)
Most-billed visit code 99204
Established Patient
$86.56 typical visit price
range $23.96 – $169.60
Typical copayment $21.64 (range $5.99 – $42.40)
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 2

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

SHERI YAMANISHI O.D.
Optometrist
19998 HOMESTEAD RD, SUITE E
CUPERTINO, CA 95014
Santa Clara County (408) 257-5262
KEITH KOSAKURA, O.D.
Optometrist (Corneal and Contact Management)
19998 HOMESTEAD RD, SUITE E
CUPERTINO, CA 95014
Santa Clara County (408) 257-5262

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 Keith Kosakura's NPI number?

The NPI number for Keith Kosakura is 1922092022. It was assigned to this individual provider in the NPPES registry on September 2, 2005.

Where is Keith Kosakura located?

Keith Kosakura practices at 19998 Homestead Rd Suite E, Cupertino, CA 95014. The listed phone number is (408) 257-5262.

What is Keith Kosakura's specialty?

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

Is Keith Kosakura enrolled in Medicare?

Yes. Keith Kosakura 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 Keith Kosakura accept?

Health plans from BlueCross BlueShield of Tennessee and Providence Health Plan list Keith Kosakura 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 Keith Kosakura was last updated on April 8, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.