MARY CHANG
NPI 1659470516
Physician Assistant in Seattle, WA

Active since September 21, 2006PECOS Enrolled
93.09/100
CMS Quality Rating
125 16TH AVE E, SEATTLE, WA 98112(206) 326-3000 Get Directions Write a Review

NPPES record last updated: October 7, 2016. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mary Chang NPPES

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

MARY CHANG (NPI 1659470516) is an individual physician assistant in Seattle, Washington, licensed in Washington (PA60688813) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1659470516
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMARY CHANG
Location Address125 16TH AVE ESeattle, WA 98112-5211
Mailing Address125 16th Ave ESeattle, WA 98112-5211 · (206) 326-3000
Sole ProprietorNo
Enumeration DateSeptember 21, 2006
Last NPPES UpdateOctober 7, 2016
NPI 1659470516 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in WA · PA60688813
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
Also ListedChiropractorTaxonomy 111N00000X · License 0104555718 (VA)
125 16TH AVE E, Seattle, WA 98112

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Mary Chang 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98112 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
$97.43 typical visit price
range $63.67 – $189.37
Typical copayment $24.35 (range $15.91 – $47.34)
Most-billed visit code 99203
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

93.09/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality73.95
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 20

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

Pediatrics
125 16TH AVE E
SEATTLE, WA 98112
Internal Medicine (Gastroenterology)
125 16TH AVE E
SEATTLE, WA 98112
Dietitian, Registered
125 16TH AVE E
SEATTLE, WA 98112
Internal Medicine
125 16TH AVE E
SEATTLE, WA 98112
Pathology (Cytopathology)
125 16TH AVE E
SEATTLE, WA 98112
Internal Medicine
125 16TH AVE E, CSB-4
SEATTLE, WA 98112
Speech-Language Pathologist
125 16TH AVE E
SEATTLE, WA 98112
Internal Medicine (Nephrology)
125 16TH AVE E
SEATTLE, WA 98112

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 Mary Chang's NPI number?

The NPI number for Mary Chang is 1659470516. It was assigned to this individual provider in the NPPES registry on September 21, 2006.

Where is Mary Chang located?

Mary Chang practices at 125 16th Ave E, Seattle, WA 98112. The listed phone number is (206) 326-3000.

What is Mary Chang's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Mary Chang enrolled in Medicare?

Yes. Mary Chang is registered in the Medicare PECOS enrollment system.

What insurance does Mary Chang accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Mary 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 Mary Chang was last updated on October 7, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.