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Health care

We provide affordable and personalized care

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Understanding coughs: Types, causes and treatments

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Financial

Accounts to help you save and pay for health care expenses

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  • Resources

    Find contribution limits, savings tools, calculators and eligible expenses

  • Account support

    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

Pharmacy

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  • Optum Rx

    For people with pharmacy insurance benefits through Optum Rx

  • Track orders

    Track your home delivery and specialty order

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    Find contact information and answers to frequently asked questions

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

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Daniel Junghun Choi, MD

Specialty

Ophthalmology

Languages

English, Korean, Spanish

Seeing patients at

  • Gender

    Male

    Licenses

    CA, A178466

    Network Name

    Optum Care Network California

    Hospital affiliations

    West Hills Medical & Medical Center,Valley Presbyterian Hospital

  • Education

    Medical School

    • University of Pennsylvania, Perelman School of Medicine

      2014

    Residency

    • Scheie Eye Institute, Universitty of Pennsylvania

      2019

    Internship

    • Riverside Community Hospital

      2018

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