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DR. ERIC CHANG O.D.
NPI 1427207216
Optometrist in Issaquah, WA

Active since September 16, 2008PECOS EnrolledAccepts Medicare Assignment
22530 SE 64TH PL STE 140, ISSAQUAH, WA 98027(425) 392-2020 Get Directions Write a Review

NPPES record last updated: September 30, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 30, 2021, Aug 3, 2017 (2 updates tracked since 2017).

About Dr. Eric Chang O.d. NPPES

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

DR. ERIC CHANG O.D. (NPI 1427207216) is an individual optometrist in Issaquah, Washington, licensed in Washington (OD 60035981) and active in the NPI registry since September 2008. He is enrolled in Medicare PECOS and is a graduate of University Of California - School Of Optometry (2008).

NPPES Registry Identity

NPI1427207216
Entity TypeIndividualMale
Primary Taxonomy152W00000X
Provider Legal NameDR. ERIC CHANGCredential: O.D.
Location Address22530 SE 64TH PL STE 140Issaquah, WA 98027-5353
Mailing Address5702 145th Ave. SeBellevue, WA 98015-3083 · (206) 265-2785
Phone(425) 392-2020
Sole ProprietorNo
Medical School CMSUniversity Of California - School Of OptometryGraduated 2008
Enumeration DateSeptember 16, 2008
Last NPPES UpdateSeptember 30, 20212 updates tracked since enumeration
NPPES CertifiedSeptember 30, 2021
✔ NPI 1427207216 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 WA · OD 60035981
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.
22530 SE 64TH PL STE 140, Issaquah, WA 98027
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Other Names 1

Former Name (1)Eric Liu

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska, 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

Dr. Eric Chang 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 ID1456574839
PECOS Enrollment IDI20140604000502
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 8

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.

Imaging of retina 92134
Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.
38 services33 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.
38 services29 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.
36 services36 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
23 services15 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
22 services14 patients
Exam of visual field with extended testing 92083
An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.
20 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98027 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
$143.76 typical visit price
range $63.67 – $189.37
Typical copayment $35.94 (range $15.91 – $47.34)
Most-billed visit code 99204
Established Patient
$78.74 typical visit price
range $21.12 – $155.00
Typical copayment $19.68 (range $5.28 – $38.75)
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 Eric Chang's NPI number?

The NPI number for Eric Chang is 1427207216. It was assigned to this individual provider in the NPPES registry on September 16, 2008. The provider is also known as Eric Liu.

Where is Eric Chang located?

Eric Chang practices at 22530 SE 64th Pl Ste 140, Issaquah, WA 98027. The listed phone number is (425) 392-2020.

What is Eric Chang's specialty?

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

Is Eric Chang enrolled in Medicare?

Yes. Eric Chang 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 Eric Chang accept?

Health plans from PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Eric Chang 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 Eric Chang was last updated on September 30, 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.