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MRS. CHELSEA ALLIN PA-C
NPI 1154422301
Physician Assistant in Seattle, WA

Active since September 26, 2006PECOS Enrolled
1600 S COLUMBIAN WAY, SEATTLE, WA 98108(206) 762-2394(206) 973-8677 Get Directions Write a Review

NPPES record last updated: April 8, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 8, 2022, Feb 15, 2017 (2 updates tracked since 2017).

About Mrs. Chelsea Allin Pa-c NPPES

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

MRS. CHELSEA ALLIN PA-C (NPI 1154422301) is an individual physician assistant in Seattle, Washington, licensed in Washington (PA10004089) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1154422301
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMRS. CHELSEA ALLINCredential: PA-C
Location Address1600 S COLUMBIAN WAYSeattle, WA 98108-1565
Mailing Address1200 12th Ave S Ste 901Seattle, WA 98144-2712 · (206) 548-3114 · Fax (206) 262-0859
Phone(206) 762-2394
Fax(206) 973-8677
Sole ProprietorNo
Enumeration DateSeptember 26, 2006
Last NPPES UpdateApril 8, 20222 updates tracked since enumeration
NPPES CertifiedApril 8, 2022
✔ NPI 1154422301 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 · PA10004089
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.
1600 S COLUMBIAN WAY, Seattle, WA 98108
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include 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 (PECOS)

Mrs. Chelsea Allin Pa-c 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 98108 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.

ALICE VERSTAEN PHD
Psychologist (Clinical)
1600 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 277-3776
MS. TAMRA ANN THOMAS
Social Worker (Clinical)
1600 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 762-1010
DR. CHRISTINE CAROL BITTNER DO
Internal Medicine
1600 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 762-1010
ALEXANDER ASCENZO LOGAN M.D.
Internal Medicine
1600 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 520-5000
MS. TERRI DUPPER-KNOPER PMHNP
Nurse Practitioner (Psychiatric/Mental Health)
1600 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 768-5356
LAURIE J. GOBLE VAN DIEST LICSW
Social Worker (Clinical)
1600 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 762-2394
DEPARTMENT OF VETERANS AFFAIRS
Social Worker (Clinical)
1600 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 762-1010
DR. ABBEY CLAIRE BARNARD GIUSTINI MD
Internal Medicine (Gastroenterology)
1600 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 762-1010

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 Chelsea Allin's NPI number?

The NPI number for Chelsea Allin is 1154422301. It was assigned to this individual provider in the NPPES registry on September 26, 2006.

Where is Chelsea Allin located?

Chelsea Allin practices at 1600 S Columbian Way, Seattle, WA 98108. The listed phone number is (206) 762-2394.

What is Chelsea Allin's specialty?

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

Is Chelsea Allin enrolled in Medicare?

Yes. Chelsea Allin is registered in the Medicare PECOS enrollment system.

What insurance does Chelsea Allin accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Chelsea Allin 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 Chelsea Allin was last updated on April 8, 2022. 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.