NPPES file of Aug 9, 2026

Hematology & Oncology Physician in Colorado

212 NPPES records list hematology & oncology physician with a practice address in Colorado, 3.6 per 100,000 residents, the 30th highest rate of 51. Denver and Aurora have the most; each record links to the provider's NPI and the Colorado license search. Page 3 of 5.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207RH0003X · 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, 56

  1. Denver56
  2. Aurora37
  3. Colorado Springs24
  4. Boulder9
  5. Littleton8

Hematology & Oncology Physician records in Colorado

  1. Meghan Liel, M.D.Lafayette, CO 800261235347410
  2. David Link, MDLittleton, CO 801221932183522
  3. James Link, M. D., PHDLone Tree, CO 801241063775104
  4. Jonathan Lockhart, MD, PHDDenver, CO 802181467913723
  5. Karng Log, DOLittleton, CO 801221932310034
  6. Matthew Logsdon, MDColorado Springs, CO 809231457336976
  7. Ling Ma, MDLakewood, CO 802281063617454
  8. Hemchandra Mahaseth, MDDenver, CO 802051396956181
  9. Ajay Major, MD, MBAAurora, CO 800451336502731
  10. Asifa Malik, M.D.Golden, CO 804011578574216
  11. Mabel Mardones, M.D.Denver, CO 802201134446461
  12. Michael Maris, MDDenver, CO 802181053395624
  13. Tomer Mark, MD, MSCAurora, CO 800451891981346
  14. Maurice Markus, M.D.Colorado Springs, CO 809071073590782
  15. Robert Marschke, M.D.Fort Collins, CO 805281669455754
  16. Mihaela Matei, MDColorado Springs, CO 809071578547147
  17. Lynn Mathew, MDFort Collins, CO 805281346563335
  18. Jeffrey Matous, MDDenver, CO 802181992789036
  19. Hossein Maymani, MDLongmont, CO 805041023303096
  20. Ross McFarland, M.D.Fort Collins, CO 805281396721601
  21. Michael McLaughlin, MDDenver, CO 802041679534648
  22. Christine McMahon, MDAurora, CO 800451356600464
  23. Richard McMahon, MDLittleton, CO 801201255315578
  24. Peter McSweeney, MDDenver, CO 802181881678449
  25. Ann Mellott, MDColorado Springs, CO 809201194704262
  26. Ara Metjian, MDAurora, CO 800451679635502
  27. Nadine Mikhaeel-Kamel, M.D.Denver, CO 802101316085939
  28. Kristen Millado, MDColorado Springs, CO 809071306231014
  29. Irene Minkoff, MDGrand Junction, CO 815011427004142
  30. Nauman Moazzam, MDLakewood, CO 802281407812043
  31. Jorge Monge Urrea, M.D.Aurora, CO 800451346667870
  32. Michael Monticelli, MDColorado Springs, CO 809071205812104
  33. Patrick Moran, MDBoulder, CO 803031376520478
  34. Luke Mountjoy, DODenver, CO 802181447665906
  35. Genevieve Moyer, M.D.Aurora, CO 800451881972800
  36. Timothy Murphy, MDColorado Springs, CO 809071972591212
  37. Rao Mushtaq, MDThornton, CO 802601952604381
  38. Adam Myers, MDColorado Springs, CO 801111285618504
  39. Sujatha Nallapareddy, MDAurora, CO 800121164578779
  40. Joseph Napoli, M.D.Lakewood, CO 802281629067012
  41. Vignesh Narayanan, M.DDenver, CO 802061073632675
  42. Richard Nash, MDDenver, CO 802181194815050
  43. Wendy Nekritz, M.D.Denver, CO 802101134251333
  44. Alexander Neuwelt, MDAurora, CO 800451124393459
  45. Vu Nguyen, M.D.Aurora, CO 800451104913599
  46. Lorrie Odom, MDDenver, CO 802181295823185
  47. Sonia Okuyama Sasaki, MDDenver, CO 802041053520049
  48. Ana Oton, MDDenver, CO 802041821132168
  49. Alvin OtsukaLakewood, CO 802281972587533
  50. Jeffrey Owsley, DOCraig, CO 816251740629898

Source: CMS NPPES, primary taxonomy 207RH0003X: records by practice city and the list of records, file of Aug 9, 2026.

Colorado ranks 30 of 51 per resident

  1. Missouri3.8
  2. Alabama3.7
  3. Florida3.6
  4. Colorado3.6
  5. Georgia3.6
  6. Indiana3.6
  7. 50 states and D.C.4.2

Source: CMS NPPES, primary taxonomy 207RH0003X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

77.4% of these records appear in a Medicare file, against 82.9% 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. Colorado77.4%
  2. United States82.9%

Hematology & Oncology Physician records in Colorado, measured

  • In a Medicare file164 of 212 · 77.4% here, 82.9% nationally
  • In the CMS Doctors and Clinicians file150 · 70.8% here, 71.3% nationally
  • Not updated in five years or more125 · 59.0% here, 54.3% nationally
  • Median graduation year2004 · the 150 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207RH0003X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

212 NPPES records list hematology & oncology physician (207RH0003X) as their primary taxonomy with a practice address in Colorado: 3.6 per 100,000 residents against 4.2 nationally (50 states and D.C.). Denver has 56 of them (26%).

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. Connecticut198
  2. Alabama191
  3. Louisiana188
  4. Missouri237

States with a similar rate per 100,000

  1. Florida3.6
  2. Georgia3.6
  3. Indiana3.6
  4. Hawaii3.4

The largest states

  1. California1,583
  2. New York1,163
  3. Texas922
  4. Florida818
  5. Pennsylvania784

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.