MS. GRACE KAY CHAO PAC
NPI 1134496862
Physician Assistant in Seattle, WA

Active since November 23, 2011PECOS EnrolledAccepts Medicare Assignment
509 OLIVE WAY, SUITE 900, SEATTLE, WA 98101(206) 860-4700(206) 624-9520 Get Directions Write a Review

NPPES record last updated: October 16, 2015. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Ms. Grace Kay Chao Pac NPPES

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

MS. GRACE KAY CHAO PAC (NPI 1134496862) is an individual physician assistant in Seattle, Washington, licensed in Washington (PA60251111) and active in the NPI registry since November 2011. She is enrolled in Medicare PECOS, is affiliated with Swedish Edmonds Hospital, and is a graduate of Other (2011).

NPPES Registry Identity

NPI1134496862
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMS. GRACE KAY CHAOCredential: PAC
Location Address509 OLIVE WAY, SUITE 900Seattle, WA 98101-1720
Mailing Address509 Olive Way, Suite 900Seattle, WA 98101-1720 · (206) 860-4700 · Fax (206) 624-9520
Fax(206) 624-9520
Sole ProprietorNo
Medical School CMSOtherGraduated 2011
Enumeration DateNovember 23, 2011
Last NPPES UpdateOctober 16, 2015
NPI 1134496862 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in WA · PA60251111
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.

509 OLIVE WAY, Seattle, WA 98101

Other Identifiers 1

Medicaid1134496862WA

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 and accepts Medicare assignment

Ms. Grace Kay Chao Pac 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 ID1052587433
PECOS Enrollment IDI20120106000223
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 3

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.

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.
29 services15 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.
23 services21 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
12 services12 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Swedish Edmonds Hospital

Acute Care Hospitals · Edmonds, WA
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500026
Location21601 76th Avenue WestEdmonds, WA 98026 · Snohomish County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98101 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.

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.

Dentist
509 OLIVE WAY, STE 720
SEATTLE, WA 98101
Psychiatry & Neurology (Psychiatry)
509 OLIVE WAY, #531
SEATTLE, WA 98101
Dentist (Periodontics)
509 OLIVE WAY, SUITE 627
SEATTLE, WA 98101
Counselor (Mental Health)
509 OLIVE WAY, SUITE 1025
SEATTLE, WA 98101
Massage Therapist
509 OLIVE WAY, STE 620
SEATTLE, WA 98101
Acupuncturist
509 OLIVE WAY, SUITE 1401
SEATTLE, WA 98101
Dentist (General Practice)
509 OLIVE WAY, SUITE 821
SEATTLE, WA 98101
Dentist (Periodontics)
509 OLIVE WAY, #627
SEATTLE, WA 98101

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 Grace Chao's NPI number?

The NPI number for Grace Chao is 1134496862. It was assigned to this individual provider in the NPPES registry on November 23, 2011.

Where is Grace Chao located?

Grace Chao practices at 509 Olive Way Suite 900, Seattle, WA 98101. The listed phone number is (206) 860-4700.

What is Grace Chao's specialty?

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

Is Grace Chao enrolled in Medicare?

Yes. Grace Chao 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 Grace Chao accept?

Health plans from PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Grace Chao 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.

Is Grace Chao affiliated with any hospitals?

According to CMS data, Grace Chao is affiliated with Swedish Edmonds Hospital.

When was this NPI record last updated?

The NPPES record for Grace Chao was last updated on October 16, 2015. NPI Profile syncs with the weekly NPPES data releases published by CMS.