Skip to main content

Health care

We provide affordable and personalized care

How can we help?

Helpful links

Financial

Accounts to help you save and pay for health care expenses

How can we help?

Helpful links

  • 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.

Pharmacy

We make it easy to get medications you need, when and where you need them

How can we help?

Helpful links

  • Optum Rx

    For people with pharmacy insurance benefits through Optum Rx

  • Track orders

    Track your home delivery and specialty order

  • Pharmacy support

    Find contact information and answers to frequently asked questions

Mobile app

Optum Rx on the go

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

Download on the App StoreGet it on Google Play

Isaias De Guzman Paja Jr, MD

Please contact to confirm appointment availability

Please contact to confirm appointment availability

Specialty

Family Medicine

Languages

English, Spanish, Tagalog

Seeing patients at

  • About Isaias De Guzman Paja Jr, MD

    Isaias Paja, Jr., MD, is board certified in family medicine. Dr. Paja earned his medical degree from UC Irvine School of Medicine. He completed his internship and residency at the USC-Eisner Family Medicine Center at California Hospital in Los Angeles. Dr. Paja is a warm and friendly doctor who takes extra time with his patients when needed. In his spare time, he enjoys spending time with his family. In addition to English, he speaks fluent Spanish and Tagalog.

    Gender

    Male

    Board certifications

    American Board of Family Medicine

    Licenses

    CA, A65363

    Employed or contracted

    Contracted

    Network Name

    Optum Care Network California

    NPI

    1518997709

    Hospital affiliations

    California Hospital Medical Center

  • Medical School

    • University of Southern California

      1992

    Residency

    • California Hospital Med Center (Los Angeles, CA)

      1998