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DR. JOY T NAKABAYASHI O.D.
NPI 1255420394
Optometrist in Whittier, CA

Active since October 12, 2006PECOS Enrolled
6309 GREENLEAF AVE, WHITTIER, CA 90601(562) 698-9907 Get Directions Write a Review

NPPES record last updated: August 19, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Joy T Nakabayashi O.d. NPPES

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

DR. JOY T NAKABAYASHI O.D. (NPI 1255420394) is an individual optometrist in Whittier, California, licensed in California (8291T) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1255420394
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameDR. JOY T NAKABAYASHICredential: O.D.
Location Address6309 GREENLEAF AVEWhittier, CA 90601-3536
Mailing Address6309 Greenleaf AveWhittier, CA 90601-3536 · (562) 698-9907
Phone(562) 698-9907
Sole ProprietorYes
Enumeration DateOctober 12, 2006
Last NPPES UpdateAugust 19, 2010
✔ NPI 1255420394 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 · 8291T
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.
6309 GREENLEAF AVE, Whittier, CA 90601
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Other Identifiers 4

Medicare UPINU20957CA
Medicare ID-Type UnspecifiedOP8291CA
Medicare NSC0484300001CA
MedicaidSD0082910CA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Joy T Nakabayashi O.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90601 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 4

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

GUY K KATO OD
Optometrist
6309 GREENLEAF AVE
WHITTIER, CA 90601
Los Angeles County (562) 698-3279
DR. GUY KAZUO KATO O.D.
Optometrist
6309 GREENLEAF AVE
WHITTIER, CA 90601
Los Angeles County (562) 698-3279
DR. CATHERINE CIZMAR OD
Optometrist
6309 GREENLEAF AVE
WHITTIER, CA 90601
Los Angeles County (562) 698-3279
CATHERINE CIZMAR, O.D., INC.
Optometrist
6309 GREENLEAF AVE
WHITTIER, CA 90601
Los Angeles County (562) 698-3279

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 Joy Nakabayashi's NPI number?

The NPI number for Joy Nakabayashi is 1255420394. It was assigned to this individual provider in the NPPES registry on October 12, 2006.

Where is Joy Nakabayashi located?

Joy Nakabayashi practices at 6309 Greenleaf Ave, Whittier, CA 90601. The listed phone number is (562) 698-9907.

What is Joy Nakabayashi's specialty?

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

Is Joy Nakabayashi enrolled in Medicare?

Yes. Joy Nakabayashi is registered in the Medicare PECOS enrollment system.

What insurance does Joy Nakabayashi 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 Joy Nakabayashi 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 Joy Nakabayashi was last updated on August 19, 2010. 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.