Clinicians affiliated with University Professional Services

1,724 clinicians on file with this group · most practice in Portland-Vancouver-Hillsboro, OR-WA · PAC ID 4880760107

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

1,276 clinicians affiliated with University Professional Services are in the 2024 Medicare Part B data, 917 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 · Physician Assistant (183) · Nurse Practitioner (140) · Family Practice (78) · Internal Medicine (60) · Emergency Medicine (51) · Ophthalmology (51) · Neurology (48) · Diagnostic Radiology (46) · General Surgery (41) · Hospitalist (41) · Pathology (31) · Medical Oncology (30) · Hematology-Oncology (28) · Orthopedic Surgery (27) · Cardiology (25) · Gastroenterology (21) · Infectious Disease (21) · Obstetrics & Gynecology (21) · Pulmonary Disease (20) · Dermatology (19) · Psychiatry (19) · Endocrinology (18) · Nephrology (18) · Otolaryngology (18) · Interventional Radiology (17) · Urology (17) · Psychologist, Clinical (16) · Anesthesiology (15) · Neurosurgery (14) · Optometry (11) · Radiation Oncology (10) · Plastic and Reconstructive Surgery (9) · Surgical Oncology (9) · Critical Care (Intensivists) (8) · Pediatric Medicine (8) · Rheumatology (8) · Vascular Surgery (8) · Hospice and Palliative Care (7) · Cardiac Surgery (5) · Clinical Cardiac Electrophysiology (5) · Hematology (5) · Allergy/ Immunology (4) · Colorectal Surgery (Proctology) (4) · Gynecological Oncology (4) · Licensed Clinical Social Worker (4) · Physical Medicine and Rehabilitation (4) · Thoracic Surgery (4) · Geriatric Medicine (3) · Interventional Cardiology (3) · Podiatry (3) · Micrographic Dermatologic Surgery (2) · Nuclear Medicine (2) · Oral Surgery (Dentist only) (2) · Pain Management (2) · Sleep Medicine (2) · Addiction Medicine (1) · Adult Congenital Heart Disease (1) · Hand Surgery (1) · Maxillofacial Surgery (1) · Medical Genetics and Genomics (1) · Sports Medicine (1)

Specialty links go to the specialty in Portland-Vancouver-Hillsboro, OR-WA.

Clinicians affiliated with University Professional Services, 2024

Alphabetical by last name; 1,101–1,200 of 1,276.

NameSpecialtyCity
Eric B Suhler, MDOphthalmologyPortland, OR
Ellie Sukerman, M.D.Infectious DiseasePortland, OR
Donald R Sullivan, MDPulmonary DiseasePortland, OR
Peter D Sullivan, MDHospitalistPortland, OR
Allison I Summers, ODOptometryPortland, OR
Zhuyi E Sun, M.D.NeurologyPortland, OR
Julia C Swanson, M.D.General SurgeryPortland, OR
Jodeanna M Sweeney, FNPNurse PractitionerCentral Point, OR
Valerie L Sweitzer, FNPNurse PractitionerPortland, OR
Ronan T Swords, M.D.HematologyPortland, OR
Laszlo K Szidonya, MD, PHDDiagnostic RadiologyPortland, OR
Lauren S Talman, MDNeurologyPortland, OR
Sophia Tam, M.D.General SurgeryPortland, OR
Mary E Tanski, MDEmergency MedicinePortland, OR
Sidhartha Tavri, M.D.Interventional RadiologyPortland, OR
Anne M Taylor, PA-CPhysician AssistantPortland, OR
Karleigh H Taylor, PA-CPhysician AssistantPortland, OR
Sepehr S Tehrani, MDAnesthesiologyPortland, OR
Courtney Temple, MDEmergency MedicinePortland, OR
Lori M Teraoka, P.A.Physician AssistantPortland, OR
Bisrat T Teweldemedhin, MDHospitalistPortland, OR
Ruchi Thanawala, MDCardiac SurgerySpringfield, MA
Rajat Thawani, MDHematology-OncologyPortland, OR
Jaclyn ThiessenDiagnostic RadiologyPortland, OR
George Thomas, MDPathologyLake Oswego, OR
Merina Thomas, M.D.OphthalmologyPortland, OR
Molly F Thomas, MD, PHDGastroenterologyPortland, OR
Eliza ThompsonNurse PractitionerBeaverton, OR
John A ThompsonEmergency MedicinePortland, OR
Kristin Thompson, MDAnesthesiologyPortland, OR
Rebecca L Thompson, MDObstetrics & GynecologyPortland, OR
Reid F Thompson, MD PHDRadiation OncologyPortland, OR
Sydney E Thompson, FNPNurse PractitionerPortland, OR
Trevor Thompson, M.D.Diagnostic RadiologyPortland, OR
Trisha A Thoms, MPAS, PA-CPhysician AssistantPortland, OR
Frederick A Tibayan, MDCardiac SurgeryPortland, OR
Daniel A Tirado, MDEmergency MedicinePortland, OR
Maitram C Tiu, PA-CPhysician AssistantPortland, OR
Nishant Tiwari, M.D.PathologyPortland, OR
Jennifer Tobin, PA-CPhysician AssistantPortland, OR
Laura K Tom, MDPlastic and Reconstructive SurgeryWashington, DC
Alexia M Torke, MDHospice and Palliative CareIndianapolis, IN
Elie A Traer, MD, PHDHematology-OncologyPortland, OR
Anne C Trainor, FNPNurse PractitionerPortland, OR
Andrew Treister, MDNeurologyPortland, OR
Aaron Trimble, M.D.Pulmonary DiseasePortland, OR
Andrew B Troger, MDEmergency MedicinePortland, OR
Phoebe R Trubowitz, MDMedical OncologyPortland, OR
Tina Truong, RNNurse PractitionerPortland, OR
Jacqueline Trussell, AGACNP-BC, FNP-BCNurse PractitionerPortland, OR
Vassiliki L Tsikitis, MDColorectal Surgery (Proctology)Portland, OR
Amy M Tubay, M.D.Family PracticePortland, OR
Tarvez Tucker, MDNeurologyPortland, OR
Katrina Tulla, DOGeneral SurgeryBrooklyn, NY
Ryan D Tweet, PSYDPsychologist, ClinicalPortland, OR
Rodrigo Tzovenos Starosta, MD, PHDMedical Genetics and GenomicsPortland, OR
Chidubem G Ugwueze, MDInterventional RadiologyPortland, OR
Todd W Ulmer, MDOrthopedic SurgeryPortland, OR
Vivek Unni, M.D., PH.D.NeurologyPortland, OR
Parmede Vakil, MD, PHDInterventional RadiologyPortland, OR
Chetan Vakkalagadda, M.D.Medical OncologyPortland, OR
Cristian D Valenzuela, M.D.Surgical OncologyPortland, OR
Philbert Y Van, M.D.General SurgeryPortland, OR
Chaim Vanek, M.D.EndocrinologyPortland, OR
Amanda K Vansandt, D.O.PathologyPortland, OR
Michael Van Wyngarden, PHYSICIAN ASSISTANTPhysician AssistantPortland, OR
Elena V Varlamov, MDEndocrinologyPortland, OR
Cara Varley, MPHInfectious DiseasePortland, OR
Alexandra Verdieck Devlaeminck, MDFamily PracticePortland, OR
Robin K VestFamily PracticePortland, OR
John T Vetto, MDSurgical OncologyPortland, OR
Carrie A Vieira, PA-CPhysician AssistantThe Dalles, OR
Angela H VillamagnaInfectious DiseasePortland, OR
Jordan Wackett, MDEmergency MedicinePortland, OR
Kristina M WakemanPathologyPortland, OR
Joshua M Walker, MD/PHDRadiation OncologyPortland, OR
Jacey N Walrod, PA-CPhysician AssistantPortland, OR
Kellie R Walsh, FNPNurse PractitionerPortland, OR
Molly A Walter, PA-CPhysician AssistantPortland, OR
Andrew L WangFamily PracticePortland, OR
Tom D Wang, MDOtolaryngologyPortland, OR
Sintawat Wangsiricharoen, M.D.PathologyPortland, OR
Megan K Ward, MS, PA-CPhysician AssistantPortland, OR
Johanna B Warren, MDFamily PracticeMilwaukie, OR
Emily Waterman, M.D.Family PracticePortland, OR
Mark K Wax, MDPlastic and Reconstructive SurgeryPortland, OR
Jason A Webb, M.D.Hospice and Palliative CarePortland, OR
Kevin S Wei, MDCardiologyThe Dalles, OR
Shao-Hwa P Wei, D.O.NeurologyFort Myers, FL
Jessica Weiler, FNPNurse PractitionerPortland, OR
Jessica W Weiss, MDNephrologyPortland, OR
Chethiya Weligodapola, PA-CPhysician AssistantPortland, OR
James B Wentzien, M.D.OphthalmologyPortland, OR
Scott D Werden, D.O.CardiologyPortland, OR
Daniel P Werle, RN, ACNP-BCNurse PractitionerPortland, OR
Leah C Werner, MDFamily PracticePortland, OR
Desiree West, NP-CNurse PractitionerPortland, OR
Brian Wetzel, N.PNurse PractitionerPortland, OR
Stacey A Wheeler, PA-CPhysician AssistantPortland, OR
Kevin P White, MDDermatologyPortland, OR

Practice locations

Listed practice locations in Oregon, 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