Verified 2026 Physician Ranking

Top Oncologists in California, 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 California. Sources: NPPES Registry, ABMS, state medical boards, aggregated public review data. Last reviewed May 2026.

  1. #1

    Suresh Joishy, MD

    OncologyCalifornia, CA20+ years in practice

    Suresh Joishy, MD, practices oncology in California, CA. NPI-verified active practice since 2006.

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  2. #2

    Sidney Crain, MD

    OncologyCalifornia, CA20+ years in practice

    Sidney Crain, MD, practices oncology in California, CA. NPI-verified active practice since 2006.

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  3. #3

    Marilyn Norton, MD

    OncologyCalifornia, CA20+ years in practice

    Marilyn Norton, MD, practices oncology in California, CA. NPI-verified active practice since 2006.

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  4. #4

    James Heckmann, MD

    OncologyCalifornia, CA20+ years in practice

    James Heckmann, MD, practices oncology in California, CA. NPI-verified active practice since 2006.

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  5. #5

    Richard Pietras, md

    OncologyCalifornia, CA20+ years in practice

    Richard Pietras, md, practices oncology in California, CA. NPI-verified active practice since 2006.

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  6. #6

    Paul Dugan, MD

    OncologyCalifornia, CA20+ years in practice

    Paul Dugan, MD, practices oncology in California, CA. NPI-verified active practice since 2006.

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  7. #7

    Anjali Sibley, MD

    OncologyCalifornia, CA19+ years in practice

    Anjali Sibley, MD, practices oncology in California, CA. NPI-verified active practice since 2007.

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  8. #8

    Darren Sigal, MD

    OncologyCalifornia, CA18+ years in practice

    Darren Sigal, MD, practices oncology in California, CA. NPI-verified active practice since 2008.

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  9. #9

    Kadhim Al Banaa, MD

    Addiction MedicineCalifornia, CA9+ years in practice

    Kadhim Al Banaa, MD, practices addiction medicine in California, CA. NPI-verified active practice since 2017.

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