Skip to main content
Search
Health care

We provide affordable and personalized care

How can we help?
Helpful links

11 things to keep in mind for a more healthy lifestyle

More articles
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

Open enrollment

Plan ahead for 2025

Open enrollment is here. Explore your financial health benefit account options to maximize your benefits. Visit the Resource Center to learn more.

Explore your options
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
Previous page
Email

Kathy Ngoc Nguyen Casado, MD

Specializes in Internal medicine, Pediatrics


Please contact clinic directly to confirm appointment availability

Board certifications

  • American Board of Internal Medicine

Overview

Philosophy of care

Kathy Nguyen, MD, actively listens to patients during every visit and pays close attention to details. She approaches her work with accountability and strives to get to know each patient as a whole.

Qualifications

Medical School

Medical College of Wisconsin1999 - 2003

Residency

St Frances Medical Center, Internal Medicine2003-2007

Insurance plans accepted

Accepts
Careplus (1083965)
Freedom (P00003933)
Humana (000133776)
Optimum (P00003646)
United (2796172)

Languages

I speak English and Vietnamese.

Gender

Female

Patient comments

Learn about our survey
  • ★★★★★

    January 31, 2025

    5 out of 5 patient rating

    As stated in my opening statement. Dr Kathy is wonderful compassionate doctor. I actually enjoy our visits and dialogs.

  • ★★★★★

    January 31, 2025

    5 out of 5 patient rating

    Dr. Casado listens to me and understands me

  • ★★★★★

    January 29, 2025

    5 out of 5 patient rating

    She’s a blessing to have as a physician, she is very knowledgeable, compassionate, empathetic, she listens and is on top to getting me the care I need

  • ★★★★★

    January 29, 2025

    5 out of 5 patient rating

    She's a great provider

  • ★★★★★

    January 27, 2025

    5 out of 5 patient rating

    Very consciousness. Listens well. Very attentive.

  • ★★★★★

    January 27, 2025

    5 out of 5 patient rating

    Listened to my needs, very courteous and thorough with her work

  • ★★★★☆☆

    January 23, 2025

    2.5 out of 5 patient rating

    have seen the new doctor and prefer but she is on maternity leave

  • ★★★★★

    January 23, 2025

    5 out of 5 patient rating

    Did a nice job

  • ★★★★★

    January 23, 2025

    5 out of 5 patient rating

    She is a good listener, she asked questions, and I never feel rushed.

  • ★★★★★

    January 22, 2025

    5 out of 5 patient rating

    Shw was nice friendly , helpful and she listens

★★★★★(641 ratings)
Patient comments
Patient comments

Locations (2)

Optum South Lake

3175 Citrus Tower Blvd Ste B
Clermont, FL 34711

  • Friday
    8 a.m. - 5 p.m.
  • Saturday
    Closed
  • Sunday
    Closed
  • Monday
    8 a.m. - 5 p.m.
  • Tuesday
    8 a.m. - 5 p.m.
  • Wednesday
    8 a.m. - 5 p.m.
  • Thursday
    8 a.m. - 5 p.m.

Optum Cross Ridge

2603 S US Highway 27
Clermont, FL 34711

  • Friday
    8 a.m. - 5 p.m.
  • Saturday
    Closed
  • Sunday
    Closed
  • Monday
    8 a.m. - 5 p.m.
  • Tuesday
    8 a.m. - 5 p.m.
  • Wednesday
    8 a.m. - 5 p.m.
  • Thursday
    8 a.m. - 5 p.m.

More details

PCP ID
  • 43958
  • 43958

NPI # 1730207317