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Dr. Dennis A. Tweedy, MD


  • (512) 396-5199

Dr. Tweedy's Overview

Dr. Dennis A. Tweedy graduated from the Virginia Commonwealth University SOM in 1979. He works in San Marcos, TX and 1 other location and specializes in Hematology/Oncology. Dr. Tweedy is affiliated with Central Texas Medical Center, Saint Davids South Austin Medical Center and Seton Medical Center Hays. He speaks English and Spanish.

Gender: Male

Languages Spoken: English, Spanish

Dr. Tweedy's Experience

Years in Practice: 36

Procedures Performed by Dr. Tweedy

Dr. Tweedy's Specialties


Dr. Tweedy's Education & Training

Medical School: Virginia Commonwealth University SOM; Graduated 1979

Dr. Tweedy's Accepted Insurance

  • Aetna Choice POS II
  • Aetna HMO
  • Aetna Managed Choice POS Open Access
  • Aetna Signature Administrators PPO
  • BCBS Blue Card PPO
  • BCBSTX BlueChoice
  • CIGNA LocalPlus
  • CIGNA Open Access
  • View More

Dr. Tweedy's Office Information & Appointments

Office Locations

*This physician has multiple office locations. See Office Information for details.

Other Physicians in Dr. Tweedy's Practice

Office Locations