NPPES file of Aug 9, 2026

Anesthesiology Physician in Colorado

1,202 NPPES records list anesthesiology physician with a practice address in Colorado, 20 per 100,000 residents, the 12th highest rate of 51. Denver and Aurora have the most; each record links to the provider's NPI and the Colorado license search. Page 14 of 25.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207L00000X · 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, 225

  1. Denver225
  2. Aurora163
  3. Greenwood Village155
  4. Colorado Springs120
  5. Fort Collins66

Anesthesiology Physician records in Colorado

  1. Ali Lilo, MDAurora, CO 800451518577451
  2. Thomas Lim, MDEnglewood, CO 801101922078807
  3. Alexander Linse, MDAurora, CO 800451811646904
  4. Scott Linsenbigler, M.D.Vail, CO 816571447416144
  5. Tessa Lipsey, MDAurora, CO 800451891314928
  6. Leonid Liptsen, M.D.Lone Tree, CO 801241861498479
  7. Mark Liu, M.D.Colorado Springs, CO 809091952539470
  8. Alan Lloyd, M.D.Loveland, CO 805381063403194
  9. Charles Lockhart, MDDenver, CO 802181619082971
  10. John Lockrem, MDEnglewood, CO 801101831108711
  11. Stanley Loftness, MDAurora, CO 800451992771091
  12. Allison Long, MDDenver, CO 802621639225238
  13. Rory LooGolden, CO 804011598345712
  14. Jonathan Lord, DOGreeley, CO 806311164471009
  15. Ryan Lord, DOGreenwood Village, CO 801111568090074
  16. Jan Lowrey, MDVail, CO 816571427082783
  17. Bruce Lowry, MDDenver, CO 802031235266297
  18. Jacob Loyd, M.D.Aurora, CO 800451659752723
  19. Henry Lua, MDColorado Springs, CO 809091649220567
  20. Philip Ludmer, MDDenver, CO 802181497716435
  21. Kristy Luong, MDLakewood, CO 802281194936351
  22. Jordan Lurie, MDDenver, CO 802031316912728
  23. Ryan Lutz, MDGolden, CO 804011891969069
  24. Matthew LymanAurora, CO 800451508200874
  25. Katharine Macaulay, CRNAPueblo, CO 810041215932868
  26. Lauren Macdonald, MDGreenwood Village, CO 801111346745221
  27. Olga MaciasGolden, CO 804011487233748
  28. David Mack, MDFort Collins, CO 805251023512340
  29. Hillary Mack, DOColorado Springs, CO 809091922596113
  30. Vishnu Madapura, MDAurora, CO 800451952956757
  31. William Madry, MDAurora, CO 800451457813180
  32. Helen Madsen, MDAurora, CO 800451740786433
  33. Archie Magee, MDGrand Junction, CO 815011801856547
  34. Vikasini Mahalingam, MDAurora, CO 800451679215669
  35. Syed Mahmood, MDAurora, CO 800451124524871
  36. Denise Malek, M.D.Colorado Springs, CO 809091215904586
  37. Sean Malin, MDAurora, CO 800451114188638
  38. Jennifer Mallek, M.D.Wheat Ridge, CO 804011588950513
  39. Idelle MaloneyDenver, CO 802051740317726
  40. Matthew Maloney, MDGreenwood Village, CO 801111508982125
  41. Adam Manchon, MDDenver, CO 802371972659571
  42. Mercedes Mandell, MDAurora, CO 800451700991064
  43. Michael Manion, MDGolden, CO 804011750366456
  44. Michael March, MDGreenwood Village, CO 801111639149529
  45. Mahalia Marcotte, M.D.Fort Collins, CO 805251104230754
  46. Judith Margolis, M.D.Englewood, CO 801101972687853
  47. Erich Marks, M.D.Denver, CO 802051891995270
  48. Sandy Marks, M.D.Fort Collins, CO 805241265420087
  49. Jennifer Markus, MDFort Collins, CO 805241417070970
  50. Shawn Marsh, MDLone Tree, CO 801241780659235

Source: CMS NPPES, primary taxonomy 207L00000X: records by practice city and the list of records, file of Aug 9, 2026.

Colorado ranks 12 of 51 per resident

  1. Indiana21
  2. Vermont21
  3. Illinois21
  4. Colorado20
  5. Maryland20
  6. Maine20
  7. 50 states and D.C.18

Source: CMS NPPES, primary taxonomy 207L00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

74.7% of these records appear in a Medicare file, against 73.7% 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. Colorado74.7%
  2. United States73.7%

Anesthesiology Physician records in Colorado, measured

  • In a Medicare file898 of 1,202 · 74.7% here, 73.7% nationally
  • In the CMS Doctors and Clinicians file824 · 68.6% here, 67.2% nationally
  • Not updated in five years or more731 · 60.8% here, 57.8% nationally
  • Median graduation year2006 · the 824 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207L00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

1,202 NPPES records list anesthesiology physician (207L00000X) as their primary taxonomy with a practice address in Colorado: 20 per 100,000 residents against 18 nationally (50 states and D.C.). Denver has 225 of them (19%).

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. Missouri1,153
  2. Maryland1,253
  3. Wisconsin1,313
  4. Minnesota1,042

States with a similar rate per 100,000

  1. Illinois20.5
  2. Maine20.1
  3. Vermont20.9
  4. Montana20.0

The largest states

  1. California7,571
  2. New York5,062
  3. Texas4,635
  4. Florida3,375
  5. Illinois2,575

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.