Clinicians affiliated with Usacs Community Emergency Services Of Colorado Inc.
175 clinicians on file with this group · most practice in Denver-Aurora-Centennial, CO · PAC ID 2466711536
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
159 clinicians affiliated with Usacs Community Emergency Services Of Colorado Inc. are in the 2024 Medicare Part B data, 157 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 · Emergency Medicine (154) · Critical Care (Intensivists) (1) · Internal Medicine (1) · Nurse Practitioner (1) · Pediatric Medicine (1) · Physician Assistant (1)
Specialty links go to the specialty in Denver-Aurora-Centennial, CO.
Clinicians affiliated with Usacs Community Emergency Services Of Colorado Inc., 2024
Alphabetical by last name; 1–100 of 159.
| Name | Specialty | City |
|---|---|---|
| Erik H Adler, M.D. | Emergency Medicine | Denver, CO |
| Stephen C Altmin, MD | Emergency Medicine | Lakewood, CO |
| Stefen M Ammon, MD | Emergency Medicine | Littleton, CO |
| Tyler Aronstein, DO | Emergency Medicine | Chicago, IL |
| Rachel E Augustine, D.O. | Emergency Medicine | Bronx, NY |
| Jason J Barba, MD | Emergency Medicine | New York, NY |
| Brandon Bealer, DO | Emergency Medicine | Parker, CO |
| Richard F Beamon, MD | Emergency Medicine | Overland Park, KS |
| Natalie Behnke, M.D. | Emergency Medicine | Elmhurst, IL |
| Jason M Bellows, MD | Emergency Medicine | Wheat Ridge, CO |
| Sean P Bender, MD | Emergency Medicine | Lakewood, CO |
| Paul A Benz, MD | Emergency Medicine | Wheat Ridge, CO |
| Jarod Berggren, MD | Emergency Medicine | Allentown, PA |
| Emily J Betz, MD | Emergency Medicine | Lakewood, CO |
| Chelsea C Bonfiglio, MD | Emergency Medicine | Phoenix, AZ |
| David G Bosch, DO | Emergency Medicine | Denver, CO |
| Scott W Branney, MD | Emergency Medicine | Lakewood, CO |
| Seth A Brener, M.D. | Emergency Medicine | Marina Del Rey, CA |
| Regan R Brockmeyer, DO | Emergency Medicine | Frisco, CO |
| Matthew B Brougham, D.O. | Emergency Medicine | Buffalo, NY |
| Eric J Brown, M.D. | Emergency Medicine | Tulsa, OK |
| Jimmy J Brown, MD | Emergency Medicine | Littleton, CO |
| Stacen Buchholz, DO | Emergency Medicine | Vineland, NJ |
| Thomas A Califf, M.D. | Emergency Medicine | Frisco, CO |
| Fernando Carlo, MD | Emergency Medicine | Torrance, CA |
| Preston Carter | Emergency Medicine | Albany, NY |
| Matthew D Caudle, M.D. | Emergency Medicine | Oklahoma City, OK |
| Nirav L Chheda, DO | Emergency Medicine | Lafayette, IN |
| Nathan J Cleveland, MD | Emergency Medicine | Las Vegas, NV |
| Louise Colo, MD | Emergency Medicine | Littleton, CO |
| Thomas J Czelatdko, D.O. | Emergency Medicine | Pueblo, CO |
| Kevin P Daly, MD | Emergency Medicine | Vail, CO |
| Casey D Dart, M.D. | Emergency Medicine | Englewood, CO |
| Chip Davenport | Emergency Medicine | Royal Oak, MI |
| Andrew Demars, MD | Critical Care (Intensivists) | Aurora, CO |
| Jasmeet S Dhaliwal, MD, MPH | Emergency Medicine | Fort Collins, CO |
| Christina B Dorow, MD | Emergency Medicine | Waukegan, IL |
| Marc A Doucette, MD | Emergency Medicine | Lakewood, CO |
| Kelsey L Drake, MD | Emergency Medicine | Dallas, TX |
| Kathryn T Eastley Krughoff, MD | Emergency Medicine | Lafayette, CO |
| Elizabeth R Empey | Emergency Medicine | Columbia, MO |
| Braden J Fichter, M.D. | Emergency Medicine | Staten Island, NY |
| Rachel Fieman, MD | Emergency Medicine | Bethlehem, PA |
| Randy H Fischer, M.D | Emergency Medicine | Aurora, CO |
| R. K Flynn, MD | Emergency Medicine | Wyandotte, MI |
| Sarah C Flynn, M.D. | Emergency Medicine | Arvada, CO |
| Michael C Fortner, MD | Emergency Medicine | Greensboro, NC |
| Amber R Fouts, MD | Emergency Medicine | Englewood, CO |
| William J Fraser, MD | Emergency Medicine | Columbia, SC |
| Michael Garfinkel, MD | Emergency Medicine | Monroeville, PA |
| Reginald I Gaylord, M.D. | Emergency Medicine | Chicago, IL |
| Geoffrey A Geer, M.D. | Emergency Medicine | Louisville, CO |
| Jack Gervais, MD | Emergency Medicine | Frisco, CO |
| Ryan J Gibbons, DO | Emergency Medicine | Chicago, IL |
| Brian Gillett, MD | Emergency Medicine | Parker, CO |
| Evan L Green, M.D. | Emergency Medicine | Lafayette, CO |
| Evan S Grossi, MD | Emergency Medicine | Newark, NJ |
| Mariana Guerrero Gonzalez Aragon | Emergency Medicine | Lakewood, CO |
| Travis J Guthrie, M.D. | Emergency Medicine | Wheat Ridge, CO |
| Wyatt J Hall | Emergency Medicine | Longmont, CO |
| Trevor W Halle, M.D. | Emergency Medicine | Pueblo, CO |
| Jake G Halvorsen, D.O. | Internal Medicine | Warren, MI |
| Stephanie Hanna | Emergency Medicine | Norwalk, CT |
| Nathaniel Hibbs, DO | Emergency Medicine | Lansing, MI |
| Skyler H Hill-Norby | Emergency Medicine | Littleton, CO |
| Emai L Ho, DO | Emergency Medicine | Lakewood, CO |
| Mark T Holley, M.D. | Emergency Medicine | Denver, CO |
| Nathan J Holloway, M.D. | Emergency Medicine | United States Air Force Acad, CO |
| Christopher M Holmes | Emergency Medicine | Englewood, CO |
| Mark N Huber, M.D. | Emergency Medicine | Corpus Christi, TX |
| Stefanie A Huff, M.D. | Emergency Medicine | Louisville, CO |
| Gavin Inglis, MD | Emergency Medicine | Indianapolis, IN |
| Justin T Inman, MD | Emergency Medicine | Denver, CO |
| Raymond F Jabola, DO | Emergency Medicine | Cleveland, OH |
| Trevor M Janus | Emergency Medicine | Central Square, NY |
| Regan N Jernigan, MD | Emergency Medicine | Lafayette, CO |
| Andrew M Johanos | Emergency Medicine | Longmont, CO |
| Daniel J Johnson, M.D. | Emergency Medicine | Keystone, CO |
| Amanda E Kao, M.D. | Emergency Medicine | Denver, CO |
| Lauren R Karsh, MD | Emergency Medicine | Greenwood Village, CO |
| James M Kempema, M.D. | Emergency Medicine | Austin, TX |
| Patricia M Klingenbjerg, M.D. | Emergency Medicine | Littleton, CO |
| Rebecca L Kornas | Emergency Medicine | Lakewood, CO |
| Nicholas M Kramer, M.D. | Emergency Medicine | Corpus Christi, TX |
| Eric J Lakey, MD | Emergency Medicine | Wheat Ridge, CO |
| Rebekah E Latham, DO | Emergency Medicine | Mt Clemens, MI |
| Paul Leccese | Emergency Medicine | Littleton, CO |
| Brian Liu, DO | Emergency Medicine | Longmont, CO |
| Jesse W Loar, M.D. | Emergency Medicine | Denver, CO |
| Reed Louderback, M.D. | Emergency Medicine | Pittsburgh, PA |
| Michael Macgillivray, MD | Emergency Medicine | Denver, CO |
| Erin Mai, D.O. | Emergency Medicine | Jber, AK |
| Samantha K Mauck, M.D. | Emergency Medicine | Englewood, CO |
| Douglas S Maynard, DO | Emergency Medicine | Fort Collins, CO |
| Daniel S Medina, DO | Emergency Medicine | Chicago, IL |
| Michael P Miller | Emergency Medicine | Lakewood, CO |
| Lori Montagna, MD | Pediatric Medicine | Aurora, CO |
| Derrick Morford | Emergency Medicine | Littleton, CO |
| Toko Morimoto, MD | Emergency Medicine | New York, NY |
| Case Newsom, D.O. | Emergency Medicine | Bethlehem, PA |
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