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Health care

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Understanding coughs: Types, causes and treatments

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Financial

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  • Resources

    Find contribution limits, savings tools, calculators and eligible expenses

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    Find contact information and frequently asked questions

Tax season resources

Get ready for HSA tax season

If you used an HSA this year, the HSA Tax Center offers general information about contributions, eligible expenses and commonly used tax forms — all in one place.

Visit the HSA Tax Center

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Request refills, track order status, manage billing information and much more.

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Geoffrey Johnson, MD

Specialty

Radiation Oncology

Languages

English

Seeing patients at

  • Gender

    Male

    Board certifications

    American Board of Radiology

    Licenses

    CO, DR0046368

    Employed or contracted

    Contracted

    Network Name

    OptumCare Network of Colorado

    NPI

    1093985251

  • Education

    Medical School

    • Loyola University Chicago, Stritch School of Medic

      Maywood, IL

    Residency

    • Columbia University

      New York, NY

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