NPPES file of Aug 9, 2026

Reproductive Endocrinology Physician in Colorado

35 NPPES records list reproductive endocrinology physician with a practice address in Colorado, 0.6 per 100,000 residents, the 13th highest rate of 48. Aurora and Denver have the most; each record links to the provider's NPI and the Colorado license search.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207VE0102X · method

Aurora has the most, 13

Reproductive Endocrinology Physician records in Colorado

  1. Bruce Albrecht, MDEnglewood, CO 801121417926403
  2. Dana Ambler, D.O.Englewood, CO 801121396943965
  3. Kevin Bachus, MDFort Collins, CO 805241689671539
  4. Lauren Barrison, MDAurora, CO 800451811457401
  5. Sara Barton, M.D.Denver, CO 802201750418182
  6. Jessica Bauer, M.D., M.S.Lone Tree, CO 801241851684831
  7. Abigail BernardLittleton, CO 801291497218788
  8. Mark Bush, MDLittleton, CO 801291144299751
  9. Jasmine Chiang, M.D.Highlands Ranch, CO 801291235575218
  10. Elizabeth Clain, MDAurora, CO 800451760915433
  11. Serena Dovey, MDAurora, CO 800451881853349
  12. Lauren Ehrhart, MDLone Tree, CO 801241083856652
  13. Simone Elder, MDAurora, CO 800451245735521
  14. Robert Greene, MDLittleton, CO 801291063428340
  15. Natalia Grob, MDDenver, CO 802061053622639
  16. Robert Gustofson, M.D.Louisville, CO 800271992800478
  17. Amy Harris, M.D.Colorado Springs, CO 809201972730224
  18. Laxmi Kondapalli, MD, MSCEDenver, CO 802201104089382
  19. Ivy Lersten, M.D.Aurora, CO 800451013371335
  20. Paul Magarelli, MD, PHDDenver, CO 802061932114402
  21. Shona Murray, MDAurora, CO 800451821032897
  22. Alex Polotsky, MDAurora, CO 800451790865350
  23. Samuel Raine, MDAurora, CO 800451215670054
  24. Cassandra RoecaAurora, CO 800451437595758
  25. Nanette Santoro, MDAurora, CO 800451811077233
  26. William Schoolcraft, M.D.Englewood, CO 801131457371429
  27. Dana Siegel, MDAurora, CO 800451316409964
  28. Malgorzata Skaznik-Wikiel, MDAurora, CO 800451386864155
  29. Deborah Smith, MDEnglewood, CO 801121073616926
  30. Eric Surrey, M.D.Lone Tree, CO 801241295745925
  31. Michael Swanson, MDLittleton, CO 801291861461840
  32. Susan Trout, MDDenver, CO 802201285635193
  33. Tiffany Von Wald, M.D.Lone Tree, CO 801241093825408
  34. Dennis Weisbrod, MDDenver, CO 802181194782250
  35. Laura Zalles, M.D.Aurora, CO 800451902342843

Source: CMS NPPES, primary taxonomy 207VE0102X: records by practice city and the list of records, file of Aug 9, 2026.

Colorado ranks 13 of 48 per resident

  1. Maryland0.6
  2. Pennsylvania0.6
  3. Illinois0.6
  4. Colorado0.6
  5. Utah0.6
  6. Virginia0.6
  7. 50 states and D.C.0.5

Source: CMS NPPES, primary taxonomy 207VE0102X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

77.1% of these records appear in a Medicare file, against 70.3% 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. Colorado77.1%
  2. United States70.3%

Reproductive Endocrinology Physician records in Colorado, measured

  • In a Medicare file27 of 35 · 77.1% here, 70.3% nationally
  • In the CMS Doctors and Clinicians file1 · 2.9% here, 14.8% nationally
  • Not updated in five years or more16 · 45.7% here, 57.3% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207VE0102X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

35 NPPES records list reproductive endocrinology physician (207VE0102X) as their primary taxonomy with a practice address in Colorado: 0.6 per 100,000 residents against 0.5 nationally (50 states and D.C.). Aurora has 13 of them (37%).

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. Michigan35
  2. Minnesota33
  3. Maryland40
  4. Washington27

States with a similar rate per 100,000

  1. Utah0.6
  2. Virginia0.6
  3. Illinois0.6
  4. Pennsylvania0.6

The largest states

  1. California267
  2. New York206
  3. Texas150
  4. Florida93
  5. Pennsylvania83

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.