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Katharine Mary O'Brien, DO

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Family Medicine


Austin Regional Clinic, P.A.

Contact Info

ARC Anderson Mill - Family Medicine
10401 Anderson Mill, Suite 110B
Austin, TX 78750

Phone: (512) 250-5571
Fax: (512) 406-7300


Year Joined ARC: 2000

Education: B.S. in Chemical Engineering, University of California, San Diego, CA, 1991

Medical School: Western University of Health Science, Pomona, CA, 1995

Residency Internship: University of Tennessee, Memphis, TN, 1998

Certification: Board Certified in Family Medicine

Professional Positions and Honors:

  • Member, Travis County Medical Society
  • Member, American Academy of Family Physicians (AAFP)

Personal Summary: Dr. O’Brien has a self-described house full of lovely dependents: three children, three dogs, one cats. She and her family rescue and foster boxers. They play together, pray together and try and enjoy life to its fullest.

Provider Bio:

Views on political or religious issues expressed by medical staff may not necessarily represent the views of the Seton Healthcare Family.
image Seton is proud to have four hospitals – the only hospitals in Central Texas - that have earned the Magnet designation, the highest award for nursing excellence given by the American Nurses Association.