NPPES file of Aug 9, 2026

Emergency Medicine Physician in Colorado

1,434 NPPES records list emergency medicine physician with a practice address in Colorado, 24 per 100,000 residents, the 18th highest rate of 51. Denver and Aurora have the most; each record links to the provider's NPI and the Colorado license search. Page 7 of 29.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207P00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Denver has the most, 287

  1. Denver287
  2. Aurora246
  3. Colorado Springs145
  4. Fort Collins67
  5. Lakewood56

Emergency Medicine Physician records in Colorado

  1. Amelia Derstine, MDAurora, CO 800451962932699
  2. Rishan Desta, MDAurora, CO 800451306340765
  3. Eric Devries, MDLakewood, CO 802281134515182
  4. Jeremy Dewall, MD, NREMT-PWoodland Park, CO 808631477672863
  5. William Dewispelaere, MDAurora, CO 800451023645777
  6. Jasmeet Dhaliwal, MD, MPHDenver, CO 802041851680482
  7. Ramnik Dhaliwal, M.D., J.D.Denver, CO 802181316238421
  8. Thomas DietrichLafayette, CO 800261376527432
  9. Margaret Digeronimo, M.D.Denver, CO 802041225295306
  10. Renee Dille, MDWheat Ridge, CO 800331629412382
  11. Julia Dixon, M.D.Aurora, CO 800451790044014
  12. Mark DixonLoveland, CO 805381952384463
  13. Robert Dixon, MDBrighton, CO 806011508838426
  14. Jonathan Dobin, M.D.Walsenburg, CO 810891295180362
  15. Daniel Dobler, M.D.Aurora, CO 800451033193115
  16. Carol Dombro, M.D.Aurora, CO 800451932183910
  17. Kathlynn Dominguez, M.D., M.P.H.Denver, CO 802041992096168
  18. Sean Donahue, DOColorado Springs, CO 809091508840760
  19. Emily Donner, DODenver, CO 802051265939755
  20. Derek Donovan, MDFruita, CO 815211902293376
  21. Todd Dorfman, MDBoulder, CO 803011629053616
  22. Mark Dotseth, MDColorado Springs, CO 809191508506916
  23. Marc Doucette, MDLakewood, CO 802281932172038
  24. Erica DouglassAurora, CO 800121396902581
  25. Robert Doyle, M.DAurora, CO 800451619991601
  26. Kelsey Drake, MDLakewood, CO 802281952667610
  27. Thomas Drake, MDLittleton, CO 801221295709947
  28. Erin Drasler, M.D.Denver, CO 802471952535866
  29. David Dreitlein, MDMontrose, CO 814011366465957
  30. Lawrence Drury, M.D.Evergreen, CO 804391700810272
  31. Alexandra Duckworth, MDDenver, CO 802041134533177
  32. Michael Duerson, MDAurora, CO 800451669931804
  33. Frank Dunaway, M.D.Aurora, CO 800141922081595
  34. Ginger Dunnam-Smith, M.D.Walsenburg, CO 810891710905997
  35. Nicholas Dutton-SwainThornton, CO 802291114154739
  36. Kathryn Eastley Krughoff, MDLafayette, CO 800261285052829
  37. Eugene Eby, MDLittleton, CO 801221386618031
  38. Kari Eckman, D.O.Pueblo, CO 810031811106354
  39. Laura Edgerley-Gibb, MDDenver, CO 802201205024361
  40. Alysa Edwards, MDFort Carson, CO 809131285380261
  41. Aaron EichhornAurora, CO 800451326272014
  42. Kelly Eichhorn, M.D.Littleton, CO 801221598055105
  43. Edward Eitzen, M.D.Colorado Springs, CO 809181134379373
  44. Karen Ekernas, MD MPHDenver, CO 802181619137510
  45. Vassily Eliopoulos, MDSuperior, CO 800271215149463
  46. Jessica Ellerman, M.D.Denver, CO 802471730323999
  47. Jeremiah Ellias, D.O.Aurora, CO 800141982689972
  48. Mark Elliott, MDDenver, CO 802101346256658
  49. Peter Elliott, M.D.Colorado Springs, CO 809091619900842
  50. Anna Engeln, MDLakewood, CO 802281952535031

Source: CMS NPPES, primary taxonomy 207P00000X: records by practice city and the list of records, file of Aug 9, 2026.

Colorado ranks 18 of 51 per resident

  1. Alaska25
  2. Wisconsin25
  3. New Mexico24
  4. Colorado24
  5. Delaware24
  6. Minnesota23
  7. 50 states and D.C.21

Source: CMS NPPES, primary taxonomy 207P00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

77.0% of these records appear in a Medicare file, against 81.5% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. Colorado77.0%
  2. United States81.5%

Emergency Medicine Physician records in Colorado, measured

  • In a Medicare file1,104 of 1,434 · 77.0% here, 81.5% nationally
  • In the CMS Doctors and Clinicians file811 · 56.6% here, 58.7% nationally
  • Not updated in five years or more842 · 58.7% here, 54.8% nationally
  • Median graduation year2011 · the 810 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207P00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

1,434 NPPES records list emergency medicine physician (207P00000X) as their primary taxonomy with a practice address in Colorado: 24 per 100,000 residents against 21 nationally (50 states and D.C.). Denver has 287 of them (20%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Washington1,459
  2. Missouri1,405
  3. Wisconsin1,464
  4. Arizona1,494

States with a similar rate per 100,000

  1. New Mexico24.5
  2. Alaska25.0
  3. New Hampshire25.0
  4. Delaware23.5

The largest states

  1. California7,751
  2. New York5,025
  3. Texas4,885
  4. Florida4,034
  5. Pennsylvania3,911

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.