Clinicians affiliated with Optum Care Washington PLLC

683 clinicians on file with this group · most practice in Seattle-Tacoma-Bellevue, WA · PAC ID 6406752153

Affiliation snapshotOctober 2, 2026CMS Doctors and Clinicians file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

566 clinicians affiliated with Optum Care Washington PLLC are in the 2024 Medicare Part B data, 383 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.

Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report

Affiliated clinicians by specialty, 2024

All specialties · Family Practice (119) · Nurse Practitioner (86) · Diagnostic Radiology (67) · Physician Assistant (52) · Internal Medicine (42) · Physical Therapist in Private Practice (18) · Dermatology (11) · Gastroenterology (11) · Neurology (10) · Orthopedic Surgery (10) · Cardiology (8) · Obstetrics & Gynecology (8) · Certified Registered Nurse Anesthetist (CRNA) (7) · Ophthalmology (7) · Emergency Medicine (6) · General Surgery (6) · Hematology-Oncology (6) · Nephrology (6) · Pathology (6) · Physical Medicine and Rehabilitation (6) · Allergy/ Immunology (5) · Anesthesiology (5) · Occupational Therapist in Private Practice (5) · Optometry (5) · Otolaryngology (5) · Rheumatology (5) · Medical Oncology (4) · Podiatry (4) · Psychiatry (4) · Pulmonary Disease (4) · Endocrinology (3) · Sports Medicine (3) · Urology (3) · Audiologist (2) · Hand Surgery (2) · Hospitalist (2) · Plastic and Reconstructive Surgery (2) · Psychologist, Clinical (2) · Certified Nurse Midwife (1) · Interventional Cardiology (1) · Interventional Radiology (1) · Osteopathic Manipulative Medicine (1) · Pain Management (1) · Pediatric Medicine (1) · Speech Language Pathologist (1) · Surgical Oncology (1) · Thoracic Surgery (1)

Specialty links go to the specialty in Seattle-Tacoma-Bellevue, WA.

Clinicians affiliated with Optum Care Washington PLLC, 2024

Alphabetical by last name; 1–100 of 566.

NameSpecialtyCity
Paul A Abson, MDOtolaryngologyEverett, WA
Alvin AbuegPhysician AssistantEverett, WA
Jeffery R Adams, MDOtolaryngologyEverett, WA
Sujata T Agnani, M.D.CardiologyEverett, WA
Kathrin L Ahl, M.D.Diagnostic RadiologyLynnwood, WA
Kinza T Ahmad, M.D.OphthalmologyEverett, WA
Mohamed A Ahmed, M.D.Family PracticePuyallup, WA
Wendi D Alexander, ARNPNurse PractitionerEverett, WA
Hamed A Al-Ghanim, MDFamily PracticeEverett, WA
Rachel P Allen, D.O.NeurologyEverett, WA
Ahmed AlshabanHematology-OncologySedro Woolley, WA
Richard G Ancheta, M.D.Medical OncologyEverett, WA
Don B Andrews, MDInternal MedicineMarysville, WA
Grant E Andrews, DOInternal MedicineMarysville, WA
Katharine E Andrews, NPNurse PractitionerEverett, WA
Anne C Anholm, MDObstetrics & GynecologyEverett, WA
Mark L Anstadt, ARNPNurse PractitionerSeattle, WA
Aarica Arora, MDFamily PracticeEverett, WA
Rosaura Arriola, FNPNurse PractitionerEverett, WA
Warner A Asch, PA-CPhysician AssistantEverett, WA
Zachary R Ashwell, MDDiagnostic RadiologyLynnwood, WA
Sidra Aslam, D.O.Internal MedicineEverett, WA
Benis P Babusis, MDDiagnostic RadiologyLynnwood, WA
Inderjot BajwaInternal MedicineEverett, WA
Mariel L Balboa, DOFamily PracticeMill Creek, WA
Dana C Ball, PA-CPhysician AssistantEverett, WA
Dae Hee Bang, M.D.Diagnostic RadiologyLynnwood, WA
Steven L Barcott, PA-CPhysician AssistantEverett, WA
James L Barlow, M.D.HospitalistMarysville, WA
Taylor Barnett, M. D.Hematology-OncologyEverett, WA
Brandon J Barrett, M.D.Interventional CardiologyEverett, WA
Brianna J Baublitz, DNP, ARNPNurse PractitionerEdmonds, WA
Christopher M Beard, MDFamily PracticeMarysville, WA
Timothy E Beeman, CRNACertified Registered Nurse Anesthetist (CRNA)Everett, WA
Kerstin Beijer, MDFamily PracticeBellevue, WA
David C Belcher, MDFamily PracticeSeattle, WA
Laurie A Belknap, DOFamily PracticeBellingham, WA
James E Bell, MDDiagnostic RadiologyLynnwood, WA
Kate BellevueOrthopedic SurgeryEverett, WA
Lisa Benjamin, ARNPNurse PractitionerBellingham, WA
Angelique M Berens, M.D.OtolaryngologyMarysville, WA
Holly A BernsteinNurse PractitionerEverett, WA
Keith A Bernstein, MDDiagnostic RadiologyVancouver, WA
Anuja Bhandari, MD, FRCOPHTHOphthalmologyEverett, WA
Varun S Bhandarkar, MDDiagnostic RadiologyLynnwood, WA
Sarita BhattaNurse PractitionerEverett, WA
Christoper J Bibby, MDFamily PracticeMukilteo, WA
Wayne A Bjur, PACPhysician AssistantEverett, WA
Jeffrey B Black, MDFamily PracticeStanwood, WA
Matthew Blacke, MDFamily PracticePort Angeles, WA
Robert D Bloch, MDDiagnostic RadiologyVancouver, WA
Martina P Block, ARNP, DNPNurse PractitionerEverett, WA
Kyaw T Bo, MDFamily PracticeSnohomish, WA
Swapna J Bobba, M.D.Family PracticeSeattle, WA
Christopher Bolander, D.O.Family PracticeStanwood, WA
Dawn M Bostic, PTPhysical Therapist in Private PracticeMarysville, WA
Melissa Bowe, PA-CPhysician AssistantEverett, WA
Katrina L Bowen, PAPhysician AssistantStanwood, WA
Cindy L BowersFamily PracticeMill Creek, WA
Terra Bowles, MDFamily PracticeEverett, WA
Tristan Boy, ARNPNurse PractitionerEverett, WA
Pamela L Boyer, PA-CPhysician AssistantMarysville, WA
Kristina BraatenNurse PractitionerEverett, WA
Jessica E Brandt, ARNPNurse PractitionerMill Creek, WA
Robert A Brenner, M.D.GastroenterologyEverett, WA
Matthew Bressie, M.D.Family PracticeSeattle, WA
Sonja W BringNurse PractitionerSeattle, WA
Leanne Brink, PAPhysician AssistantArlington, WA
William J Brinkman, MDDiagnostic RadiologyVancouver, WA
Yanqun BuNurse PractitionerEverett, WA
Brett L Buchmiller, M.D.Allergy/ ImmunologyMarysville, WA
Austin BuckFamily PracticeEverett, WA
Hannah R Burdge, D.O.Family PracticeSeattle, WA
Matthew A Burr, M.D.Diagnostic RadiologyLos Angeles, CA
Amanda R Bush, CRNACertified Registered Nurse Anesthetist (CRNA)Edmonds, WA
Bridget S Bush, M.D.AnesthesiologyEverett, WA
Erik R Bylund, MDFamily PracticeEverett, WA
Patrick Callahan, M.D.Family PracticeSeattle, WA
Stephen S Campbell, MDFamily PracticeMukilteo, WA
Dawn M CantrellAnesthesiologyEverett, WA
Ricardo Cardona Guarache, M.D.CardiologyEverett, WA
Nicola CarlisleNeurologyEverett, WA
Michael D Carpenter, MDPhysical Medicine and RehabilitationEverett, WA
Alyssa Carvalho, MDEndocrinologySeattle, WA
Stefano CastagnolaFamily PracticeEverett, WA
Lamin Y Ceesay, MD, MBAFamily PracticeFate, TX
Sridar Chalaka, MDPulmonary DiseaseEverett, WA
Bonnie Chang, D.O., M.P.H.Family PracticeEverett, WA
Lucy Chao, MDDermatologyEverett, WA
Belinda Chavez, PHYSICIAN ASSISTANTPhysician AssistantEverett, WA
Freddy E Chavez, M.D.Family PracticeEverett, WA
Herbert W Chen, M.D.Diagnostic RadiologyLynnwood, WA
Jey-Hsin ChenPathologySeattle, WA
Sardius Chen, M.D.Diagnostic RadiologyEverett, WA
Amy S Cheng, MDDermatologyMarysville, WA
Jianfeng Cheng, MD, PH.DGastroenterologyEverett, WA
Nicole M Cheng, DNPNurse PractitionerEverett, WA
Shan Sze Chin, DNPNurse PractitionerSeattle, WA
Ehsan Chitsaz, MDGastroenterologyCleveland, OH
Christine Y Chon, MDFamily PracticeEverett, WA

Practice locations

Listed practice locations in Washington.

Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.

Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations