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GINA RUMI NAKAMURA-NG O.D.
NPI 1699749820
Optometrist in Gardena, CA

Active since February 14, 2006PECOS EnrolledAccepts Medicare Assignment
18525 S WESTERN AVE, GARDENA, CA 90248(310) 538-3937(310) 538-6952 Get Directions Write a Review

NPPES record last updated: July 23, 2010. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Gina Rumi Nakamura-ng O.d. NPPES

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

GINA RUMI NAKAMURA-NG O.D. (NPI 1699749820) is an individual optometrist in Gardena, California, licensed in California (10386T) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS and is a graduate of Southern California College Of Optometry (1994).

NPPES Registry Identity

NPI1699749820
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameGINA RUMI NAKAMURA-NGCredential: O.D.
Location Address18525 S WESTERN AVEGardena, CA 90248-3830
Mailing Address18525 S Western AveGardena, CA 90248-3830 · (310) 538-3937 · Fax (310) 538-6952
Phone(310) 538-3937
Fax(310) 538-6952
Sole ProprietorYes
Medical School CMSSouthern California College Of OptometryGraduated 1994
Enumeration DateFebruary 14, 2006
Last NPPES UpdateJuly 23, 2010
✔ NPI 1699749820 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 · 10386T
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.
18525 S WESTERN AVE, Gardena, CA 90248
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Other Names 1

Professional Name (2)Dr. Gina Rumi Nakamura O.d.

Other Identifiers 2

Medicare ID-Type UnspecifiedU70585CA
MedicaidSD010386CA

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Gina Rumi Nakamura-ng 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 ID9931391745
PECOS Enrollment IDI20101012001162
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.

Medicare Billing Reassignment

Medicare enrollment records show Gina Nakamura-ng reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Provider Profile
Same address
Optometrist
18525 S WESTERN AVE
Gardena, CA 90248
  • Reassigned Medicare billing, California enrollment
  • 3 clinicians in this Medicare group
NPI 1700856986 (310) 538-3937

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 2

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 office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
39 services25 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.
27 services26 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90248 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 2

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

RICHARD J. MIYAMOTO, O.D
Optometrist
18525 S WESTERN AVE
GARDENA, CA 90248
Los Angeles County (310) 538-3937
DR. RICHARD J. MIYAMOTO O.D.
Optometrist
18525 S WESTERN AVE
GARDENA, CA 90248
Los Angeles County (310) 538-3937

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 Gina Nakamura-ng's NPI number?

The NPI number for Gina Nakamura-ng is 1699749820. It was assigned to this individual provider in the NPPES registry on February 14, 2006. The provider is also known as Dr. Gina Rumi Nakamura O.D..

Where is Gina Nakamura-ng located?

Gina Nakamura-ng practices at 18525 S Western Ave, Gardena, CA 90248. The listed phone number is (310) 538-3937.

What is Gina Nakamura-ng's specialty?

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

Is Gina Nakamura-ng enrolled in Medicare?

Yes. Gina Nakamura-ng 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.

Which organization bills Medicare for Gina Nakamura-ng's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gina Nakamura-ng reassigns Medicare benefits to (Gardena, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gina Nakamura-ng's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gina Nakamura-ng accept?

Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Providence Health Plan list Gina Nakamura-ng 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 Gina Nakamura-ng was last updated on July 23, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.