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ARLENE GWON MD
NPI 1114090537
Ophthalmology in Newport Beach, CA

Active since November 15, 2006PECOS Enrolled
8 TRAFALGAR, NEWPORT BEACH, CA 92660(949) 640-8620(949) 640-6660 Get Directions Write a Review

NPPES record last updated: April 23, 2014. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Arlene Gwon Md NPPES

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

ARLENE GWON MD (NPI 1114090537) is an individual ophthalmology provider in Newport Beach, California, licensed in California (G22586) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1114090537
Entity TypeIndividualFemale
Primary Taxonomy207W00000X
Provider Legal NameARLENE GWONCredential: MD
Location Address8 TRAFALGARNewport Beach, CA 92660-6830
Mailing Address8 TrafalgarNewport Beach, CA 92660-6830 · (949) 760-6280 · Fax (949) 640-6660
Phone(949) 640-8620
Fax(949) 640-6660
Sole ProprietorNo
Enumeration DateNovember 15, 2006
Last NPPES UpdateApril 23, 2014
✔ NPI 1114090537 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in CA · G22586
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
8 TRAFALGAR, Newport Beach, CA 92660
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Other Identifiers 2

Medicare ID-Type UnspecifiedW4311
Medicare UPINA41637

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Arlene Gwon Md 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.

Medicare Billing Reassignment

Medicare enrollment records show Arlene Gwon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Regents Of The University Of California
12 mi
Rheumatology
101 THE CITY DR S
Orange, CA 92868
  • Reassigned Medicare billing, California enrollment
  • 85 clinicians in this Medicare group
NPI 1487602579 (714) 456-8068

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 92660 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.

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 Arlene Gwon's NPI number?

The NPI number for Arlene Gwon is 1114090537. It was assigned to this individual provider in the NPPES registry on November 15, 2006.

Where is Arlene Gwon located?

Arlene Gwon practices at 8 Trafalgar, Newport Beach, CA 92660. The listed phone number is (949) 640-8620.

What is Arlene Gwon's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Arlene Gwon enrolled in Medicare?

Yes. Arlene Gwon is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Arlene Gwon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Arlene Gwon reassigns Medicare benefits to Regents Of The University Of California (Orange, 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 Arlene Gwon'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 Arlene Gwon was last updated on April 23, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.