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John Thachil, M.D.

General Summary


  • Fellowship in Medical Oncology and Hematology
    University of Illinois, Chicago, IL
  • Residency in Internal Medicine
    Illinois Masonic Medical Center, Chicago, IL
  • Medical Doctorate
    University of Kerala, India

Medical Practice

Research Interest

Dr. Thachil is experienced in treating all kinds of cancers especially lung, breast, colon and prostate, and various benign and malignant hematologic disorders. He designs targeted and precision treatments based on individualized tumor genetic profile.

Surgery Locations

Other Information

Dr. Thachil has been in private practice for more than two decades. He is married with two children. He enjoys music, traveling, and tennis.

Accolades & Memberships

  • “Houston Top Doctors”, Houston Magazine, 2014
  • Diplomate, American Board of Internal Medicine
  • Texas Medical Association
  • Texas Society of Medical Oncology
  • Harris County Medical Society

Community Service