Verified 2026 Physician Ranking

Top Oncologists in Colorado, 2026

Published by Palm Beach County Medical Media Group · Last updated May 2, 2026

PBCMMG Excellence Certified \u2014 Recognizing Excellence in Healthcare

How this ranking was built: We applied PBCMMG's seven weighted criteria (board certification, years in active practice, disciplinary record, aggregate patient reviews, hospital affiliations, specialty training, peer recognition) to every oncology physician with active credentialing in Colorado. Sources: NPPES Registry, ABMS, state medical boards, aggregated public review data. Last reviewed May 2026.

  1. #1

    Michele Basche, MD

    OncologyColorado, CO21+ years in practice

    Michele Basche, MD, practices oncology in Colorado, CO. NPI-verified active practice since 2005.

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  2. #2

    Charles Zinn, MD

    OncologyColorado, CO21+ years in practice

    Charles Zinn, MD, practices oncology in Colorado, CO. NPI-verified active practice since 2005.

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  3. #3

    Thomas Flaig, MD

    OncologyColorado, CO20+ years in practice

    Thomas Flaig, MD, practices oncology in Colorado, CO. NPI-verified active practice since 2006.

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  4. #4

    Sonia Okuyama Sasaki, MD

    OncologyColorado, CO19+ years in practice

    Sonia Okuyama Sasaki, MD, practices oncology in Colorado, CO. NPI-verified active practice since 2007.

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  5. #5

    Karng Log, DO

    OncologyColorado, CO19+ years in practice

    Karng Log, DO, practices oncology in Colorado, CO. NPI-verified active practice since 2007.

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  6. #6

    Jennifer Suga, MD

    OncologyCalifornia, CA19+ years in practice

    Jennifer Suga, MD, practices oncology in California, CA. NPI-verified active practice since 2007.

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  7. #7

    Christopher Ng, MD

    OncologyColorado, CO18+ years in practice

    Christopher Ng, MD, practices oncology in Colorado, CO. NPI-verified active practice since 2008.

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  8. #8

    Rebecca Shay Rodriguez, DO

    OncologyColorado, CO11+ years in practice

    Rebecca Shay Rodriguez, DO, practices oncology in Colorado, CO. NPI-verified active practice since 2015.

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  9. #9

    Heather Katz, DO

    OncologyColorado, CO11+ years in practice

    Heather Katz, DO, practices oncology in Colorado, CO. NPI-verified active practice since 2015.

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