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Active NPI 1982789707 Individual Practitioner Male Practitioner

Sean Thomas Rossiter , PA-C

Physician Assistant • Everett, WA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Sean Rossiter, PA-C is a certified Physician Assistant practicing in Everett, WA. With approximately 23 years of clinical experience since completing medical education in 2003, Sean Rossiter delivers high-quality medical care to the local community at 3901 HOYT AVE.

Sean Rossiter is affiliated with Optum Care Washington Pllc and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, measurement of liver stiffness, telephone medical discussion with physician. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

3901 Hoyt Ave

Everett, WA 982014918

Telephone 4253395443
Associated Practice Facility / Clinic
🏢 Optum Care Washington Pllc Facility NPI 1831186766

Medicare Profile & Education

Medical School

Other

Graduation Year

2003

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Physician Assistant in Everett, WA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
23 Yrs +9.8 yrs vs City Avg
City Avg: 13.2 Yrs
State Avg: 12.1 Yrs
Regional Practice Density
145 Specialists

Practicing in Everett, WA (3774 Statewide)

Telehealth Adoption Rate
15.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
59.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Rossiter (23 Years) 23 Yrs
Everett Specialty Average (13.2 Years) 13.2 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2021)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
67 65 $214.10 $89.26
91200 Measurement of liver stiffness
19 19 $42.23 $10.28
99442 Telephone medical discussion with physician, 11-20 minutes
17 17 $139.20 $62.22

Medical Specialties & State Licenses

CMS Verified: 2026-06-16
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

State License WA PA10004599

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
8387987 (WA)
Commercial Insurance / Payer ID Internal Id-Motor Vehicle Id
312690

Hospital & Practice Group Affiliations

Optum Care Washington Pllc

3901 Hoyt Ave, Everett, WA 982014918

Phone: 4253395442

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

3 Associated Practitioners
NPI 1144488503

Doctor of Medicine (M.D.)

NPI 1629194030

Doctor of Medicine (M.D.)

NPI 1851317002

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

8 Historical Events
📍
Updated Practice Location June 16, 2026

Registered at 3901 HOYT AVE, EVERETT, WA 982014918 (Tel: 4253395443)

📍
Updated Business Mailing Address June 16, 2026

Registered at 7600 EVERGREEN WAY, EVERETT, WA 982036421 (Tel: 2068605414)

NPI Profile Active December 22, 2014

NPI status registered as active in NPPES database

📍
Updated Practice Location December 22, 2014

Registered at UNIVERSITY OF WASHINGTON MEDICAL CTR, 1959 NE PACIFIC ST, SEATTLE, WA 981956165 (Tel: 2065984477)

📍
Updated Business Mailing Address December 22, 2014

Registered at PO BOX 50095, SEATTLE, WA 981455095

👤
Provider Name / Credentials Updated December 22, 2014

Recorded as SEAN ROSSITER, PA-C

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) December 22, 2014

Physician Assistant (License #PA10004599 in WA)

🟢
Initial NPI Registration & Enumeration October 27, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1982789707
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: October 27, 2006
Last Update: June 16, 2026
Sole Proprietor: No

Mailing Address

7600 Evergreen Way

Everett, WA 982036421

Phone: 2068605414

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.