Mario Alcantara, MD, FACS, FASCRS

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225 E Sonterra Blvd, Suite 215
San Antonio, TX 78258

311 Camden, Suite 501
San Antonio, TX 78215

4103 N. Loop 1604, Suite 212
San Antonio, TX 78249

Patient Satisfaction Survey

Overall Satisfaction
4.8 out of 5
119 Ratings

Dr. Mario Alcantara is a native of South Texas and is married to a family practice physician who also practices in the San Antonio area. Dr. Alcantara is board certified in general and colorectal surgery and his surgical interests include inflammatory and infectious bowel disease, colon and rectal cancer, benign anal disease, and minimally invasive surgery. In fact, he sub-specialized in minimally invasive laparoscopy during fellowship training. He is also a surgeon treating complex cases in both Colorectal and General Surgery throughout South Texas.

Medical Education/Training

  • Fellowship – Colon and Rectal Surgery, CHRISTUS Santa Rosa
  • Residency – Suma Health System, Ohio
  • Internship – General Surgery, Westchester Medical Center, New York
  • Medical School – Universidad Autónoma de Guadalajara (Mexico)

Professional Memberships

  • American College of Surgeons
  • American Society of Colon and Rectal Surgeons

Patient Ratings & Comments

The Patient Rating score is an average of all responses to provider related questions on our independently administered Patient Satisfaction Survey. Responses are measured on a scale of 1 to 5, with 5 being the best score.
Care provider concern for questions/worries
Friendliness/courtesy of Care provider
Care provider spoke using clear language
Care provider explanations of prob/condition
Care provider efforts to include in decisions
Patients' confidence in Care provider
Likelihood of recommending Care provider


Comments are gathered from our Patient Satisfaction Survey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.