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Dr. Rene Castillo, MD

Dr. Rene Castillo, MD

Age 62 Medical Oncology M
(64) 64 reviews

Telehealth available

Accepting New Patients


Dr. Rene Castillo, MD is a medical oncology specialist in Austin, TX. Dr. Castillo completed a residency at Ny And Presby Hp Cornell Campus. He currently practices at Texas Oncology and is affiliated with St. David's South Austin Medical Center. He accepts multiple insurance plans. Dr. Castillo is board certified in Medical Oncology.


  • New York Hospital-Cornell Medical Center, Fellowship Hospital
  • Ny And Presby Hp Cornell Campus, Residency Hospital
  • St Luke's Roosevelt Hsp Center, Residency Hospital

Insurance Accepted

  • Aetna
  • Ambetter
  • American Republic
  • Amerigroup (Wellpoint)
  • Anthem
  • Assurant Health
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Texas
  • CareFirst Blue Cross Blue Shield
  • Cigna
  • Commercial Insurance Company
  • First Health (Coventry Health Care)
  • Golden Rule
  • Group Health Cooperative (GHC)
  • HealthFirst
  • Humana
  • Medicaid
  • Meritain Health
  • MultiPlan
  • MVP Health Care
  • NGS CoreSource
  • Tricare
  • UnitedHealthCare

* Please verify this information when scheduling an appointment.




  1. Texas Oncology

    1. 1
      South Austin
      4101 James Casey St Ste 100, Austin, TX 78745 Existing Patients: (737) 276-3927
  1. Texas Oncology

    1. 2
      San Marcos
      1308 Wonder World Dr, San Marcos, TX 78666 Existing Patients: (737) 276-3880

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Dr. Castillo carries himself in a very professional and compassionate manner.
— Jul 21, 2021
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Dr. Rene Castillo, MD
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Frequently Asked Questions

Dr. Castillo frequently treats Anemia, Vitamin B12 Deficiency, and Deep Vein Thrombosis (DVT).  

Hospital Affiliations

  • St. David's South Austin Medical Center
  • Heart Hospital of Austin
  • St. David's North Austin Medical Center
  • Ascension Seton Medical Center Austin
  • CHRISTUS Santa Rosa Hospital - San Marcos