ASHLEY CHIANG TJOE O.D.
NPI 1679920060
Optometrist in Walnut Creek, CA

Q: What is Ashley Tjoe's NPI number?

The NPI number for Ashley Tjoe is 1679920060. It was assigned to this individual provider in the NPPES registry on May 16, 2016. The provider is also known as Ashley Chiang O.D..

Q: What is Ashley Tjoe's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Ashley Tjoe was last updated on May 27, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since May 16, 2016PECOS EnrolledAccepts Medicare Assignment

2801 YGNACIO VALLEY RD, SUITE A, WALNUT CREEK, CA 94598(925) 933-2600 Get Directions Write a Review

NPPES record last updated: May 27, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Ashley Chiang Tjoe O.d. NPPES

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

ASHLEY CHIANG TJOE O.D. (NPI 1679920060) is an individual optometrist in Walnut Creek, California, licensed in California (33369) and active in the NPI registry since May 2016. She is enrolled in Medicare PECOS and is a graduate of Southern California College Of Optometry (2015).

NPPES Registry Identity

NPI1679920060

Entity TypeIndividualFemale

Primary Taxonomy152W00000X

Provider Legal NameASHLEY CHIANG TJOECredential: O.D.

Location Address2801 YGNACIO VALLEY RD, SUITE AWalnut Creek, CA 94598-3587

Mailing Address2801 Ygnacio Valley Rd, Suite AWalnut Creek, CA 94598-3587 · (626) 272-1855

Phone(925) 933-2600

Sole ProprietorYes

Medical School CMSSouthern California College Of OptometryGraduated 2015

Enumeration DateMay 16, 2016

Last NPPES UpdateMay 27, 2016

✔ NPI 1679920060 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 · 33369

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.

2801 YGNACIO VALLEY RD, Walnut Creek, CA 94598

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Other Names 1

Former Name (1)Ashley Chiang O.d.

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Louisiana, Blue Cross Blue Shield of Wyoming, 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

Ashley Chiang Tjoe 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 ID5698068146

PECOS Enrollment IDI20160721001608

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 94598 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

$153.83 typical visit price

range $69.00 – $202.35

Typical copayment $38.45 (range $17.25 – $50.58)

Most-billed visit code 99204

Established Patient

$84.91 typical visit price

range $23.44 – $166.46

Typical copayment $21.22 (range $5.86 – $41.61)

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 6

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

CUSACK CHIROPRACTIC

Chiropractor

2801 YGNACIO VALLEY RD, STE. B
WALNUT CREEK, CA 94598

Contra Costa County (925) 945-0555

DR. JULIE ANN SOUZA DC

Chiropractor

2801 YGNACIO VALLEY RD, SUITE B
WALNUT CREEK, CA 94598

Contra Costa County (925) 945-0555

DAVID ALLEN BURR DDS

Dentist

2801 YGNACIO VALLEY RD, SUITE 3
WALNUT CREEK, CA 94598

Contra Costa County (925) 947-2527

VAN HOANG PHAM O.D.

Optometrist

2801 YGNACIO VALLEY RD, SUITE A
WALNUT CREEK, CA 94598

Contra Costa County (925) 933-2600

DR. ROBERT YIU-TSANG CHEUNG O.D.

Optometrist

2801 YGNACIO VALLEY RD, SUITE A
WALNUT CREEK, CA 94598

Contra Costa County (925) 933-2600

DR. GREGORY JOHN CUSACK DC

Chiropractor

2801 YGNACIO VALLEY RD, SUITE B
WALNUT CREEK, CA 94598

Contra Costa County (925) 945-0555

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 Ashley Tjoe's NPI number?

The NPI number for Ashley Tjoe is 1679920060. It was assigned to this individual provider in the NPPES registry on May 16, 2016. The provider is also known as Ashley Chiang O.D..

Where is Ashley Tjoe located?

Ashley Tjoe practices at 2801 Ygnacio Valley Rd Suite A, Walnut Creek, CA 94598. The listed phone number is (925) 933-2600.

What is Ashley Tjoe's specialty?

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

Is Ashley Tjoe enrolled in Medicare?

Yes. Ashley Tjoe 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 Ashley Tjoe accept?

Health plans from Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana and Providence Health Plan list Ashley Tjoe 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 Ashley Tjoe was last updated on May 27, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.