Clinicians affiliated with Puget Sound Gastroenterology PLLC

61 clinicians on file with this group · most practice in Seattle-Tacoma-Bellevue, WA · PAC ID 1759278252

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

53 clinicians affiliated with Puget Sound Gastroenterology PLLC are in the 2024 Medicare Part B data, 34 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 · Gastroenterology (30) · Nurse Practitioner (13) · Physician Assistant (6) · Pathology (3) · Internal Medicine (1)

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

Clinicians affiliated with Puget Sound Gastroenterology PLLC, 2024

Alphabetical by last name; 53.

NameSpecialtyCity
Teresa Abernathy, ARNPNurse PractitionerOlympia, WA
Bose AmosunPhysician AssistantPuyallup, WA
Crystal L Bernstein, M.D.GastroenterologySeattle, WA
Gregory R Bernstein, MDGastroenterologySeattle, WA
Melissa D Bluestein-Rogers, FNP-CNurse PractitionerOlympia, WA
Kimberly A Boyce, PAPhysician AssistantEverett, WA
Harpreet S Brar, MDGastroenterologyOlympia, WA
Nachole M BrownNurse PractitionerSeattle, WA
Janelle V Brown-Chang, MDGastroenterologyKirkland, WA
Jennifer A Carmichael, ARNPNurse PractitionerSeattle, WA
John B Carpenter, MDPathologyLynnwood, WA
Nathalie CohencaPhysician AssistantKirkland, WA
Mark D Cumings, M.D.GastroenterologyOlympia, WA
Devashree Dave, MDGastroenterologyKirkland, WA
Christopher A Dire, MDGastroenterologyRenton, WA
Jade S Edwards, M.D.GastroenterologyBend, OR
Richard S Elloway, MDGastroenterologyOlympia, WA
Sue C Eng, MDGastroenterologyKirkland, WA
Andrew D Feld, MDGastroenterologySeattle, WA
Alina Gavrila, MDGastroenterologyKirkland, WA
Terra J Grandmason, ARNPNurse PractitionerOlympia, WA
Praveen Guturu, MBBS, MDGastroenterologySeattle, WA
Peggy D Headstrom, MDGastroenterologySeattle, WA
Rodney W Joe, MDGastroenterologyOlympia, WA
Kimberly M Lavender, ARNPNurse PractitionerKirkland, WA
David H Lee, MDGastroenterologyKirkland, WA
Pornchai Leelasinjaroen, M.D.GastroenterologyYakima, WA
Lucas R Leonard, M.D.GastroenterologyOlympia, WA
Yiting LiInternal MedicineOlympia, WA
Bo Lim, PA-CPhysician AssistantKirkland, WA
Jeffrey M Luk, M.D.GastroenterologyKirkland, WA
Ronald E Mason, MDGastroenterologyKirkland, WA
Bonnie J Mcreynolds, ARNPNurse PractitionerElma, WA
Juliann M Mendes, D.O.PathologyLynnwood, WA
Klaus D Mergener, M.D.GastroenterologyEdmonds, WA
Benjamin F Merrifield, MDGastroenterologyOlympia, WA
David J Owens, M.D.GastroenterologyOlympia, WA
Ralph Jay N Pulido, MSN, ARNP, FNP-CNurse PractitionerOlympia, WA
Madeleine ReedNurse PractitionerOlympia, WA
Stephanie Romine, ARNPNurse PractitionerOlympia, WA
Jeanine Root, CRNPNurse PractitionerDu Bois, PA
Jason I Schneier, MDGastroenterologyEdmonds, WA
Matthew Schrage, M.D., PH.D.PathologySeattle, WA
Romana Shehzadi, MDGastroenterologyFederal Way, WA
Wataru Tamura, MDGastroenterologySeattle, WA
Darik Taniguchi, M.D.GastroenterologySeattle, WA
Johanna M Taniguchi, ARNP, MSNNurse PractitionerSeattle, WA
Renisse Trecia Trillana, PAPhysician AssistantKapolei, HI
Darrelle D Walker, ARNP, FNP-CNurse PractitionerOlympia, WA
Nicholas K Weber, MDGastroenterologyOlympia, WA
Janelisa Williams, PA-CPhysician AssistantOlympia, WA
Meimin Xie, MDGastroenterologyOlympia, WA
Kristine Y Zhang, MDGastroenterologyOlympia, 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