Michael F. Sedlak, MD


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Urology of Stone Oak
540 Madison Oak Dr, Suite #400
San Antonio, Texas 78258
Phone: (210) 490-3040
Fax: (210) 490-3041

Comal Urology
876 Loop 337
New Braunfels, Texas 78130
Phone: (830) 625-8088
Fax: (830) 629-9215

Urology of Stone Oak - Satellite Office
3202 Avenue G, Suite #A
Hondo, Texas 78861
Phone: (830) 625-8088
Fax: (830) 629-9215

About the Provider

Dr. Michael F. Sedlak is certified by the American Board of Urology with extensive experience in robotic-assisted surgery. He treats all urologic diseases, including kidney stones, infections, incontinence, and urologic malignancy. He has special interests in robotics, laparoscopy surgery, kidney stone disease, and endoscopic stone surgery.

Firmly believing that “time spent listening is important to good care,” Dr. Sedlak invests time with his patients to ensure their communication is clear. He is an active member in multiple medical and urologic professional organizations in addition to being involved in local charities.

Dr. Sedlak is a proud husband, father and community leader. His hobbies include golf, fishing and reading.


  • Residency: Urology - University of Texas Health Science Center, San Antonio, Texas
  • Residency: General Surgery - University of Texas Health Science Center, San Antonio, Texas
  • Medical Degree: St. Louis University School of Medicine, St. Louis, Missouri
  • Bachelor’s Degree: Biology - University of Scranton, Scranton, Pennsylvania

Special Interests

  • Treats children and adults, males and females
  • Kidney stones
  • Cancer of the prostate, bladder, kidney, testes
  • Vasectomy
  • laparoscopic and robotic surgery
  • Urinary tract infections
  • Urinary incontinence
  • Benign Prostatic Hypertrophy (BPH)
  • Laser prostatic surgery