Verified 2026 Physician Ranking

Top Pain Medicine Doctors in Colorado, 2026

Published by Palm Beach County Medical Media Group · Last updated April 30, 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 pain medicine physician with active credentialing in Colorado. Sources: NPPES Registry, ABMS, state medical boards, aggregated public review data. Last reviewed April 2026.

  1. #1

    Phillip Engen, MD

    Pain MedicineColorado, CO21+ years in practice

    Phillip Engen, MD, practices pain medicine in Colorado, CO. NPI-verified active practice since 2005.

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  2. #2

    Charles Ripp, MD

    Pain MedicineColorado, CO21+ years in practice

    Charles Ripp, MD, practices pain medicine in Colorado, CO. NPI-verified active practice since 2005.

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  3. #3

    Ricardo Nieves, MD

    Pain MedicineColorado, CO20+ years in practice

    Ricardo Nieves, MD, practices pain medicine in Colorado, CO. NPI-verified active practice since 2006.

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  4. #4

    Russell Allen, MD

    Pain MedicineColorado, CO20+ years in practice

    Russell Allen, MD, practices pain medicine in Colorado, CO. NPI-verified active practice since 2006.

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  5. #5

    Phillip Abston, MD

    Pain MedicineColorado, CO20+ years in practice

    Phillip Abston, MD, practices pain medicine in Colorado, CO. NPI-verified active practice since 2006.

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  6. #6

    Jennifer Kollman, MD

    Pain MedicineColorado, CO20+ years in practice

    Jennifer Kollman, MD, practices pain medicine in Colorado, CO. NPI-verified active practice since 2006.

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  7. #7

    Cody Estler, MD

    Pain MedicineTexas, TX11+ years in practice

    Cody Estler, MD, practices pain medicine in Texas, TX. NPI-verified active practice since 2015.

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  8. #8

    Tess Schultz, DO

    Ketamine TreatmentColorado, CO4+ years in practice

    Tess Schultz, DO, practices anxiety treatment in Colorado, CO. NPI-verified active practice since 2022.

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