NPPES file of Aug 9, 2026

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Montana

23 NPPES records list thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Montana, 2 per 100,000 residents, the 17th highest rate of 51. Missoula and Billings have the most; each record links to the provider's NPI and the Montana license search.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 208G00000X · method

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

Missoula has the most, 7

  1. Missoula7
  2. Billings5
  3. Great Falls5
  4. Kalispell4
  5. Bozeman1

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician records in Montana

  1. Travis Abicht, MDMissoula, MT 598021033239835
  2. Hewes Agnew, MDBillings, MT 591011285703330
  3. Roberto Amado-Cattaneo, MDGreat Falls, MT 594051073700225
  4. Osama Ben Hameid, MDGreat Falls, MT 594051205786829
  5. Roch Boyer, M.D.Kalispell, MT 599011821100322
  6. Anthony Caffarelli, M.D.Missoula, MT 598021851587356
  7. Matthew Fleming, PA-CMissoula, MT 598021427689983
  8. Walter Graves, M.D.Kalispell, MT 599011134156276
  9. Constance Haan, M.D.Billings, MT 591021790750305
  10. Stephen Hiro, MDMissoula, MT 598021245272640
  11. Eric Howell, MDBillings, MT 591011942543608
  12. Drew Kirshner, M.D.Kalispell, MT 599011093718389
  13. Dimitrios Koudoumas, M.D., PH.DGreat Falls, MT 594051639456767
  14. Alexander Kraev, M.D.Billings, MT 591011841444197
  15. Stewart Long, MDMissoula, MT 598021588720007
  16. J Maxwell, MDKalispell, MT 599011932137213
  17. Michael Maxwell, M.D.Bozeman, MT 597151114926300
  18. James Morris, M.D.Billings, MT 591011194887422
  19. Paul Myerowitz, M.D.Columbia Falls, MT 599121750516662
  20. Alfredo Ramirez, M.D.Great Falls, MT 594051003829417
  21. Joseph Schmoker, MDMissoula, MT 598021184645236
  22. Stephen Tahta, MDMissoula, MT 598021104853829
  23. Brett Williams, MDGreat Falls, MT 594051639236011

Source: CMS NPPES, primary taxonomy 208G00000X: records by practice city and the list of records, file of Aug 9, 2026.

Montana ranks 17 of 51 per resident

  1. Florida2.1
  2. New Hampshire2.1
  3. West Virginia2.0
  4. Montana2.0
  5. Indiana2.0
  6. Wisconsin1.9
  7. 50 states and D.C.1.9

Source: CMS NPPES, primary taxonomy 208G00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

60.9% of these records appear in a Medicare file, against 76.2% 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. Montana60.9%
  2. United States76.2%

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician records in Montana, measured

  • In a Medicare file14 of 23 · 60.9% here, 76.2% nationally
  • In the CMS Doctors and Clinicians file12 · 52.2% here, 63.5% nationally
  • Not updated in five years or more8 · 34.8% here, 54.0% nationally
  • Median graduation year1997 · the 12 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 208G00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

23 NPPES records list thoracic surgery (cardiothoracic vascular surgery) physician (208G00000X) as their primary taxonomy with a practice address in Montana: 2 per 100,000 residents against 1.9 nationally (50 states and D.C.). Missoula has 7 of them (30%).

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. Idaho24
  2. Maine25
  3. New Mexico20
  4. Puerto Rico20

States with a similar rate per 100,000

  1. West Virginia2.0
  2. New Hampshire2.1
  3. Florida2.1
  4. Michigan2.1

The largest states

  1. California634
  2. Texas484
  3. Florida468
  4. New York446
  5. Pennsylvania377

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.