NPPES file of Aug 9, 2026

Geriatric Medicine (Internal Medicine) Physician in Colorado

103 NPPES records list geriatric medicine (internal medicine) physician with a practice address in Colorado, 1.8 per 100,000 residents, the 15th highest rate of 51. Aurora and Denver have the most; each record links to the provider's NPI and the Colorado license search. Page 1 of 3.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207RG0300X · method

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

Aurora has the most, 45

  1. Aurora45
  2. Denver16
  3. Golden8
  4. Lakewood8
  5. Colorado Springs4

Geriatric Medicine (Internal Medicine) Physician records in Colorado

  1. Jessica Adams, MDAurora, CO 800451790366888
  2. Mark Adams, MDGolden, CO 804031881682888
  3. Erika Altneu, MDLakewood, CO 802281194871772
  4. Luis Amador, MDLakewood, CO 802281083773964
  5. Claud Bays, M.D.Alamosa, CO 811011376590943
  6. Sarah Beck, M.D.Golden, CO 804011417272584
  7. Julia Bellantoni, MDAurora, CO 800451598341984
  8. Louise Benson, M.D.Broomfield, CO 800201215099965
  9. Michael Blieden, MDDenver, CO 802201073587077
  10. Elizabeth BloemenAurora, CO 800451295295285
  11. Joshua Bollan, MDAurora, CO 800451285052084
  12. Susan Bray-Hall, M.D.Denver, CO 802201255305363
  13. Megan Burke, MDParker, CO 801341265774210
  14. Peter Cahill, MDDenver, CO 802471144389123
  15. Thomas Cain, MDLakewood, CO 802281679596605
  16. Abhishek Chaturbedi, MDDenver, CO 802371396605531
  17. Jill Christy, M.D.Aurora, CO 800141992876601
  18. Sophie Clark, MDAurora, CO 800451558866251
  19. Elizabeth Clarke, M.D.Denver, CO 802041801037726
  20. Eric Coleman, MDAurora, CO 800451780774463
  21. Leigh Dairaghi, MDAurora, CO 800451366192049
  22. Bobaker Elalem, M.D.( MB BCH)Aurora, CO 800141245523539
  23. Fred Feinsod, M.D.Colorado Springs, CO 809061962524942
  24. Stuart Ferguson, M.D.Denver, CO 802911861414013
  25. Paul Fishman, MDWheat Ridge, CO 800331912014002
  26. Gregory Gahm, M.D.Greenwood Village, CO 801211659424299
  27. Tyson Garfield, DOAurora, CO 800451821417395
  28. Ivan Geller, MDWheat Ridge, CO 800331003923194
  29. Devin Gilhuly, MDAurora, CO 800451639533052
  30. Wendolyn Gozansky, MDDenver, CO 802471487744165
  31. Shad Grubbs, MDBrighton, CO 806011982651899
  32. Robin Gunning, MDLakewood, CO 802261790751147
  33. Courtney Hall, MDAurora, CO 800141043431356
  34. Janna Hardland, MDAurora, CO 800451871939058
  35. Herman Hasselkus, M.D.Aurora, CO 800121053481382
  36. Kerry Hildreth, MDAurora, CO 800451982825543
  37. Carolyn HorneyAurora, CO 800451346567195
  38. Shirley Huang, M.D.Lafayette, CO 800261417175290
  39. Evelyn Hutt, MDAurora, CO 800451619933454
  40. Ivy Issa, M.D.Aurora, CO 800121891796165
  41. Thomas Johnson, MDAurora, CO 800451639674922
  42. Chang Kang, M.D.Golden, CO 804031689675852
  43. Lisa Kasten Price, MD FACPAurora, CO 800101316960347
  44. Jeffrey Kulp, MDColorado Springs, CO 809101972506053
  45. Kenneth Lam, MDAurora, CO 800451881169373
  46. Christine Larocca, MDDenver, CO 802041124145354
  47. Alan Lazaroff, M.D.Denver, CO 802041538191887
  48. Karyn Leible, MDLoveland, CO 805371043226368
  49. Michael Leiding, MDHighlands Ranch, CO 801291063447795
  50. Cari Levy, MDAurora, CO 800451831289412

Source: CMS NPPES, primary taxonomy 207RG0300X: records by practice city and the list of records, file of Aug 9, 2026.

Colorado ranks 15 of 51 per resident

  1. Michigan1.8
  2. New Jersey1.8
  3. Pennsylvania1.8
  4. Colorado1.8
  5. Oregon1.6
  6. North Carolina1.4
  7. 50 states and D.C.1.4

Source: CMS NPPES, primary taxonomy 207RG0300X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

74.8% of these records appear in a Medicare file, against 72.8% 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. Colorado74.8%
  2. United States72.8%

Geriatric Medicine (Internal Medicine) Physician records in Colorado, measured

  • In a Medicare file77 of 103 · 74.8% here, 72.8% nationally
  • In the CMS Doctors and Clinicians file51 · 49.5% here, 51.3% nationally
  • Not updated in five years or more60 · 58.3% here, 61.4% nationally
  • Median graduation year1998 · the 51 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207RG0300X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

103 NPPES records list geriatric medicine (internal medicine) physician (207RG0300X) as their primary taxonomy with a practice address in Colorado: 1.8 per 100,000 residents against 1.4 nationally (50 states and D.C.). Aurora has 45 of them (44%).

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. Connecticut104
  2. Washington97
  3. Wisconsin110
  4. Virginia112

States with a similar rate per 100,000

  1. Pennsylvania1.8
  2. New Jersey1.8
  3. Michigan1.8
  4. Oregon1.6

The largest states

  1. California532
  2. New York508
  3. Florida287
  4. Texas256
  5. Pennsylvania228

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.