Clinicians affiliated with Portercare Adventist Health System

774 clinicians on file with this group · most practice in Denver-Aurora-Centennial, CO · PAC ID 0941110886

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

647 clinicians affiliated with Portercare Adventist Health System are in the 2024 Medicare Part B data, 381 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 (126) · Nurse Practitioner (119) · Internal Medicine (72) · Family Practice (66) · Obstetrics & Gynecology (39) · Hospitalist (31) · Orthopedic Surgery (27) · Gastroenterology (18) · Urology (15) · Neurosurgery (14) · Cardiology (13) · General Surgery (9) · Interventional Cardiology (9) · Psychiatry (8) · Clinical Cardiac Electrophysiology (7) · Hematology-Oncology (7) · Physical Medicine and Rehabilitation (6) · Licensed Clinical Social Worker (5) · Certified Clinical Nurse Specialist (4) · Diagnostic Radiology (4) · Radiation Oncology (4) · Audiologist (3) · Colorectal Surgery (Proctology) (3) · Licensed Professional Counselor (3) · Medical Oncology (3) · Nephrology (3) · Osteopathic Manipulative Medicine (3) · Otolaryngology (3) · Psychologist, Clinical (3) · Thoracic Surgery (3) · Anesthesiology (2) · Hand Surgery (2) · Neurology (2) · Vascular Surgery (2) · Advanced Heart Failure and Transplant Cardiology (1) · Cardiac Surgery (1) · Certified Nurse Midwife (1) · Gynecological Oncology (1) · Interventional Pain Management (1) · Neuropsychiatry (1) · Podiatry (1) · Registered Dietitian or Nutrition Professional (1) · Surgical Oncology (1)

Specialty links go to the specialty in Denver-Aurora-Centennial, CO.

Clinicians affiliated with Portercare Adventist Health System, 2024

Alphabetical by last name; 501–600 of 647.

NameSpecialtyCity
Angie D Schack, PA-CPhysician AssistantLonetree, CO
Bonnie M Scheckenbach, NPNurse PractitionerLittleton, CO
Abbey Schmeisser, ANPNurse PractitionerDenver, CO
David F Schroeder, MDInternal MedicineLittleton, CO
David B Schuchman, M.D.CardiologyLittleton, CO
Caroline A Schulof, NPNurse PractitionerLoveland, CO
Brett A Schultz, DOObstetrics & GynecologyLouisville, CO
Renee L Schuster, PA-C, MMSPhysician AssistantEnglewood, CO
Mychael Scott, PA-CPhysician AssistantLone Tree, CO
Kristina C Searls, MMS, PA-CPhysician AssistantNorthglenn, CO
Stephen R Sears, MDGastroenterologyParker, CO
Taylor A SederbergNurse PractitionerGreenwood Village, CO
Myra A Sendelweck, MDHospitalistParker, CO
Lindsay Shanley, PA-CPhysician AssistantLakewood, CO
Rachel Shannon, LCSWLicensed Clinical Social WorkerLafayette, CO
Allison L Shapiro, MDInternal MedicineParker, CO
John A Sharp, DPMPodiatryLone Tree, CO
Lauren A Shaw, M.D.Internal MedicineLouisville, CO
Savannah C Sievers, PACPhysician AssistantGreeley, CO
Darin T Sisneros, MDFamily PracticeGreeley, CO
Louisa J Sisnroy, ARNPNurse PractitionerLa Junta, CO
Brian R Smith, M.D.UrologyDenver, CO
Kathryn L Smith, PA-CPhysician AssistantWestminster, CO
Melissa J Smith, FNPNurse PractitionerErie, CO
Rebecca K Smith, NPNurse PractitionerIndianapolis, IN
Ryan E Smith, MDColorectal Surgery (Proctology)Parker, CO
Irene S Soesilo, DOInternal MedicineDenver, CO
Michael J Solomon, D.O.HospitalistCharleston, SC
Bethany E Sonobe, MDInternal MedicineDenver, CO
Carsten M Sorensen, M.D.UrologyDenver, CO
Lief Sorensen, MDAnesthesiologySuperior, CO
Lisa K Sorensen, ANPNurse PractitionerLone Tree, CO
Jennifer R Sousa, AGNP-CNurse PractitionerLittleton, CO
Karin G Spears, MDObstetrics & GynecologyLouisville, CO
Joellen M Spicer, NPNurse PractitionerLittleton, CO
Carol S Spies, MDInternal MedicineGreenwood Village, CO
Matthew B Spraker, MDRadiation OncologySaint Louis, MO
Gregory M Sprung, MDCardiologyDenver, CO
Michael E Staab, MDCardiologyLittleton, CO
Aldona W Staar-Kumosa, MDInternal MedicineParker, CO
John StahlRadiation OncologyBirmingham, AL
Stuart-Allison M Staley, MD, MPHObstetrics & GynecologyChapel Hill, NC
Toni M Standley, N.P.Nurse PractitionerDenver, CO
Scott K Stanley, M.D.Orthopedic SurgeryParker, CO
Shawna R Stephan, P.A.-CPhysician AssistantLittleton, CO
Kelly A Steward, MSN, APRN, FNP-CNurse PractitionerWestminster, CO
Trenton Stickney, PA-CPhysician AssistantBoulder, CO
Tracy A Stiller, MDInternal MedicineLakewood, CO
Erik J Stites, MDNephrologyAurora, CO
Nicholas Stockwell, DOOrthopedic SurgeryCastle Rock, CO
Matthew J Stotts, M.D.GastroenterologyDenver, CO
Sadie J Stripling, P.A.-C.Physician AssistantAurora, CO
Allison W Stroh, PA-CPhysician AssistantEnglewood, CO
Joel L Strohecker, DOFamily PracticeLittleton, CO
Brandon Stucky, MDFamily PracticeCastle Rock, CO
John H Sun, MDColorectal Surgery (Proctology)Parker, CO
Faye E Sundahl, D.O.Obstetrics & GynecologyWestminster, CO
Preeyanka R SundarGastroenterologyAtlanta, GA
Srikanth A Sundaram, M.D.Clinical Cardiac ElectrophysiologyLittleton, CO
Kristi W Swim, FNPNurse PractitionerAurora, CO
Allison Swinehart, PA-CPhysician AssistantDenver, CO
John R Tallerday, PMHNP-BCNurse PractitionerEvergreen, CO
Garrick Talmage, M.D.OtolaryngologyParker, CO
Natalie L TannenbaumPhysician AssistantEnglewood, CO
Andrew S Tanner, MDRadiation OncologyColorado Springs, CO
Alison Tate, M.D.Obstetrics & GynecologyAurora, CO
Julianne Taylor, PA-CPhysician AssistantLittleton, CO
Nicole A Taylor, NURSE PRACTITIONERNurse PractitionerGreenwood Village, CO
Denise M Thigpen, M.D.Diagnostic RadiologyDenver, CO
Lionel ThomasNeurologyParker, CO
Cameron M Thompson, MDGastroenterologyDenver, CO
Diana W Thompson, NPNurse PractitionerDenver, CO
Laura A Thompson, PA-CPhysician AssistantDenver, CO
Ryan J Thompson, DOFamily PracticeLittleton, CO
Rachel ThurneyssenNurse PractitionerUrbana, OH
Jennifer TierneyNurse PractitionerBoulder, CO
John W Tillett, M.D.UrologyDenver, CO
Frank S Tong, D.O.Family PracticeKremmling, CO
Anna K Trask, PA-CPhysician AssistantEnglewood, CO
Michelle G Traver, PA-CPhysician AssistantCastle Pines, CO
Patricia F Treft, LPCLicensed Professional CounselorLittleton, CO
Heather A Tribble, N.P.Nurse PractitionerWestminster, CO
Kateryna TrojanPhysician AssistantDenver, CO
Jeffrey Trouchon, FNP-BCNurse PractitionerDenver, CO
Emily M Troutman, DOFamily PracticeWestminster, CO
Jesse E Troutman, DOFamily PracticeWestminster, CO
Danielle M Tucker, WHNP-BCNurse PractitionerWestminster, CO
Nicole Tucker, PA-CPhysician AssistantLakewood, CO
Bryen Turco, MDFamily PracticeCastle Rock, CO
Jillian J Tyler, MDObstetrics & GynecologyParker, CO
Erin D Unger, MDInterventional CardiologyLittleton, CO
Karyl M Vanbenthuysen, MDCardiologyLittleton, CO
Aaron J Van Hook-DruckerPhysician AssistantLittleton, CO
Barbara A Van Horne, NPNurse PractitionerLittleton, CO
David P Vansickle, M.D.NeurosurgeryLittleton, CO
Liset VargasPhysician AssistantDenver, CO
Robin S Veasman, NPNurse PractitionerArvada, CO
Jessica M Veeh, M.D.Obstetrics & GynecologyLittleton, CO
Tatsiana VyshynskayaNurse PractitionerAurora, CO
Spencer D Walker, M.D.Family PracticeLittleton, CO

Practice locations

Listed practice locations in Colorado, Montana, Wyoming.

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