Clinicians affiliated with Colorado Surgical Affiliates LLC
52 clinicians on file with this group · most practice in Grand Junction, CO · PAC ID 5496034068
44 clinicians affiliated with Colorado Surgical Affiliates LLC are in the 2024 Medicare Part B data, 25 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 · General Surgery (12) · Physician Assistant (12) · Urology (10) · Nurse Practitioner (4) · Physical Therapist in Private Practice (3) · Obstetrics & Gynecology (2) · Critical Care (Intensivists) (1)
Specialty links go to the specialty in Grand Junction, CO.
Clinicians affiliated with Colorado Surgical Affiliates LLC, 2024
Alphabetical by last name; 44.
| Name | Specialty | City |
|---|---|---|
| Arianna M Andersen, FNP | Nurse Practitioner | Grand Junction, CO |
| Craig H Andersen, MD | General Surgery | Grand Junction, CO |
| Michael F Atwell, MD | Urology | Aurora, CO |
| Laurel A Bartholomay, M.D. | Obstetrics & Gynecology | Grand Junction, CO |
| Amir Z Beshai, MD | Urology | Grand Junction, CO |
| April R Blackmer, AG-ACNP | Nurse Practitioner | Grand Junction, CO |
| Dallin Davies | Physician Assistant | Grand Junction, CO |
| Erin N Dempsey, PT, DPT | Physical Therapist in Private Practice | Grand Junction, CO |
| Ariel Girodo | Physician Assistant | Grand Junction, CO |
| Caroline H Hendrix, FNP-C | Nurse Practitioner | Grand Junction, CO |
| Douglas A Hirth, MD | General Surgery | Grand Junction, CO |
| Lauren A Holmes | Physician Assistant | Grand Junction, CO |
| Lauren E Holowchuk, PA-C | Physician Assistant | Grand Junction, CO |
| Kathryn Knaysi, PT | Physical Therapist in Private Practice | Grand Junction, CO |
| Diane Langstraat, PA | Physician Assistant | Grand Junction, CO |
| Stephanie Lewis, PA-C | Physician Assistant | Mckinney, TX |
| Sara Lobato, PT, DPT | Physical Therapist in Private Practice | Grand Junction, CO |
| Michelle L Mason, PA | Physician Assistant | Grand Junction, CO |
| Amalia Michalek, PA-C | Physician Assistant | Grand Junction, CO |
| Michael J Murray, MD | Urology | Grand Junction, CO |
| Alero Nanna, MD | General Surgery | Grand Junction, CO |
| Keneka R Newton, PA-C | Physician Assistant | Grand Junction, CO |
| Mark Nishiya, MD | Urology | Grand Junction, CO |
| Darren E Nisly, DO | General Surgery | Grand Junction, CO |
| Steven T O'Day, MD | General Surgery | Grand Junction, CO |
| Kristen Ohe | General Surgery | Grand Junction, CO |
| Danielle Peindl, PAC | Physician Assistant | Grand Junction, CO |
| Jennifer Pollak, MD | Obstetrics & Gynecology | Hollywood, FL |
| Sydney Querfeld | Physician Assistant | Phoenix, AZ |
| Zephaniah T Quigley, FNP-C | Nurse Practitioner | Grand Junction, CO |
| Jaime Salazar | Physician Assistant | Grand Junction, CO |
| Joel W Schaefer, MD | General Surgery | Grand Junction, CO |
| Gayathri J Sekharan, MD | General Surgery | Grand Junction, CO |
| Garth Sherman, MD | Urology | Columbia, MO |
| Teyen P Shiao, MD | General Surgery | Grand Junction, CO |
| David Sikule, MD | Urology | Albany, NY |
| Tanner Spees, MD | Critical Care (Intensivists) | Grand Junction, CO |
| Caleb J Stepan, M.D. | Urology | Grand Junction, CO |
| Kurt Strom, M.D. | Urology | Loveland, CO |
| Timothy Vanadurongvan, M.D. | Urology | Grand Junction, CO |
| Caleb G Van Essen, M.D. | General Surgery | Seattle, WA |
| Leonard K Welsh, M.D. | General Surgery | Grand Junction, CO |
| Nicholas J Westfall, M.D. | Urology | Grand Junction, CO |
| Christopher J Wibbelsman, MD | General Surgery | Grand Junction, CO |
Practice locations
Listed practice locations in Colorado.
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