DR. ESTHER WON KIM OD
NPI 1902428345
Optometrist in Las Vegas, NV

Active since May 08, 2020PECOS EnrolledAccepts Medicare Assignment
230 N NELLIS BLVD, LAS VEGAS, NV 89110(702) 452-2020 Get Directions Write a Review

NPPES record last updated: December 8, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 8, 2021, Nov 16, 2020, Oct 21, 2020 and 1 more (4 updates tracked since 2020).

About Dr. Esther Won Kim Od NPPES

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

DR. ESTHER WON KIM OD (NPI 1902428345) is an individual optometrist in Las Vegas, Nevada, licensed in California (34532) and active in the NPI registry since May 2020. She is enrolled in Medicare PECOS, maintains a secondary practice location in Reno, and is a graduate of Other (2020).

NPPES Registry Identity

NPI1902428345
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameDR. ESTHER WON KIMCredential: OD
Location Address230 N NELLIS BLVDLas Vegas, NV 89110-6002
Mailing Address14 JulianIrvine, CA 92602-2427 · (949) 933-9444
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateMay 8, 2020
Last NPPES UpdateDecember 8, 20214 updates tracked since enumeration
NPPES CertifiedNovember 16, 2020
✔ NPI 1902428345 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 · 34532
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.
230 N NELLIS BLVD, Las Vegas, NV 89110

Secondary Practice Location 1

Location 12295 Kietzke LnReno, NV 89502-3604 · Phone (949) 933-9444

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

Dr. Esther Won Kim Od 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 ID2466872635
PECOS Enrollment IDI20211103003008
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 Reassignments

3

Medicare enrollment records show Esther Kim reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Optometrist
3805 E FLAMINGO RD STE 110
Las Vegas, NV 89121
  • Reassigned Medicare billing, Nevada enrollment
  • 75 clinicians in this Medicare group
Optometrist
7361 W LAKE MEAD BLVD, STE 104
Las Vegas, NV 89128
  • Reassigned Medicare billing, Nevada enrollment
  • 63 clinicians in this Medicare group
Health Maintenance Organization
15272 SUMMIT AVE
Fontana, CA 92336
  • Reassigned Medicare billing, California enrollment
  • Also billed through NPI 1982863783 (California)
  • 5,228 clinicians in this Medicare group

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 89110 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
$131.25 typical visit price
range $57.07 – $173.24
Typical copayment $32.81 (range $14.26 – $43.31)
Most-billed visit code 99204
Established Patient
$71.14 typical visit price
range $18.27 – $140.96
Typical copayment $17.78 (range $4.56 – $35.24)
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
230 N NELLIS BLVD
LAS VEGAS, NV 89110
Optometrist
230 N NELLIS BLVD
LAS VEGAS, NV 89110
Optometrist
230 N NELLIS BLVD
LAS VEGAS, NV 89110
Optometrist
230 N NELLIS BLVD
LAS VEGAS, NV 89110
Optometrist
230 N NELLIS BLVD
LAS VEGAS, NV 89110
Eyewear Supplier
230 N NELLIS BLVD
LAS VEGAS, NV 89110
Optometrist
230 N NELLIS BLVD
LAS VEGAS, NV 89110

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 Esther Kim's NPI number?

The NPI number for Esther Kim is 1902428345. It was assigned to this individual provider in the NPPES registry on May 8, 2020.

Where is Esther Kim located?

Esther Kim practices at 230 N Nellis Blvd, Las Vegas, NV 89110. The listed phone number is (702) 452-2020.

What is Esther Kim's specialty?

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

Is Esther Kim enrolled in Medicare?

Yes. Esther Kim 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 organizations bill Medicare for Esther Kim's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Esther Kim reassigns Medicare benefits to 3 organizations: Girisgen & Kopolow Od PC (Las Vegas, NV), Kopolow & Girisgen Professional Corporation (Las Vegas, NV) and Southern California Permanente Medical Group (Fontana, CA). Each 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 Esther Kim's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Esther Kim was last updated on December 8, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.