NPPES file of Aug 9, 2026

Colon & Rectal Surgery Physician in Oregon

31 NPPES records list colon & rectal surgery physician with a practice address in Oregon, 0.7 per 100,000 residents, the 17th highest rate of 50. Portland and Clackamas have the most; each record links to the provider's NPI and the Oregon license search.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 208C00000X · method

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

Portland has the most, 24

  1. Portland24
  2. Clackamas3
  3. Springfield2
  4. Hillsboro1
  5. Redmond1

Colon & Rectal Surgery Physician records in Oregon

  1. Rehan Ahmad, MDPortland, OR 972131750457990
  2. Jeffrey Albright, MDPortland, OR 972391174631782
  3. Jeffrey Barton, M.D.Clackamas, OR 970151295988350
  4. Roy Breen, MDPortland, OR 972131164594248
  5. Scott Browning, MDPortland, OR 972251841362928
  6. Khayree Butler, M.D.Portland, OR 972101649430430
  7. Megan Cavanaugh, MDPortland, OR 972251962578104
  8. Sungeyun Cho, MDClackamas, OR 970151386843894
  9. Michael Doorly, MD, MSHillsboro, OR 971231336399682
  10. Sandy Fang, M.D.Portland, OR 972391750590949
  11. Joseph Frankhouse, M.D.Portland, OR 972051487683181
  12. Leonardo Garcia, M.D.Portland, OR 972131790346393
  13. Olga Garcia, D.O.Portland, OR 972101356721344
  14. Amanda Hayman, MD, MPHPortland, OR 972131750603957
  15. Daniel Herzig, MDPortland, OR 972391841205358
  16. Richard Kalu, MD, MPHPortland, OR 972251285990036
  17. Paul Kaminsky, MD/PHDPortland, OR 972101295173763
  18. Douglas Khoury, MDPortland, OR 972391457321754
  19. Christopher Longaker, M.D.Portland, OR 972291194090399
  20. Kim Lu, MDPortland, OR 972391871500702
  21. Michael Munly, M.D.Portland, OR 972251740423847
  22. Phuong Nguyen, M.D.Redmond, OR 977561285782987
  23. David O'Brien, MDPortland, OR 972131669440350
  24. Maile Parker, MDSpringfield, OR 974771366880486
  25. David Parsons, M.D.Clackamas, OR 970151558476101
  26. Rodrigo Pedraza Rosales, M.D.Portland, OR 972131659798932
  27. Alizah Rotramel, M.D.Portland, OR 972101093030074
  28. Vassiliki Tsikitis, MDPortland, OR 972391952503062
  29. Duc Vo, M.D.Springfield, OR 974771770564015
  30. Mark Whiteford, MDPortland, OR 972131710970892
  31. Carey WickhamPortland, OR 972131750820007

Source: CMS NPPES, primary taxonomy 208C00000X: records by practice city and the list of records, file of Aug 9, 2026.

Oregon ranks 17 of 50 per resident

  1. Massachusetts0.8
  2. Delaware0.8
  3. Illinois0.8
  4. Oregon0.7
  5. Rhode Island0.7
  6. Georgia0.7
  7. 50 states and D.C.0.7

Source: CMS NPPES, primary taxonomy 208C00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

90.3% of these records appear in a Medicare file, against 84.7% 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. Oregon90.3%
  2. United States84.7%

Colon & Rectal Surgery Physician records in Oregon, measured

  • In a Medicare file28 of 31 · 90.3% here, 84.7% nationally
  • In the CMS Doctors and Clinicians file27 · 87.1% here, 76.0% nationally
  • Not updated in five years or more11 · 35.5% here, 50.9% nationally
  • Median graduation year2006 · the 27 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 208C00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

31 NPPES records list colon & rectal surgery physician (208C00000X) as their primary taxonomy with a practice address in Oregon: 0.7 per 100,000 residents against 0.7 nationally (50 states and D.C.). Portland has 24 of them (77%).

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. Kentucky31
  2. Wisconsin31
  3. Maryland32
  4. North Carolina32

States with a similar rate per 100,000

  1. Georgia0.7
  2. South Carolina0.7
  3. Illinois0.8
  4. Texas0.7

The largest states

  1. Texas209
  2. New York199
  3. California198
  4. Florida178
  5. Ohio123

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.