Dr. O’Brien is accepting new patients, request an appointment by calling her secretary at (713) 807-4671.

*With a MyChart login, established patients may send online messages, including appointment requests, to the doctor’s team or may prefer to call the secretary at (713) 807-4671.

Future offerings for established patients: online scheduling through “MyChart.”

Kelly M. O'Brien, M.D.

SpecialtyInternal Medicine
Areas of Expertise

  • Adult General Internal Medicine

  • Preventive Medicine

Board CertificationAmerican Board of Internal Medicine, 2007
Hospital AffiliationHouston Methodist Hospital
Office5th Floor
Phone(713) 807-4671
FAX(713) 578-1508

Dr. O’Brien, board certified in Internal Medicine, joined MCH July 1, 2010. Dr. O’Brien, who completed her residency at The University of Texas Medical School in Houston after obtaining her medical degree at The University of Texas San Antonio Health Science Center, has a strong knowledge of outpatient medicine. Not only has Dr. O’Brien been providing outpatient internal medicine care, she has taught and mentored residents and medical students since 2007.

Medical Education

University of Texas Houston Medical School - HoustonResidency

University of Texas Health Science Center - San AntonioM.D.

The University of Texas - AustinB.A. - Biology

Recognition and Awards

  • Bridges to Excellence Cardiac Care Recognition (2015-2019)

  • Bridges to Excellence Diabetes Care Recognition (2015-2019)

  • HealthGrades Recognized Doctor Honor Roll (2015-2018)

  • Texas Monthly’s Texas Super Doctors® (2018-2023)

  • Texas Monthly’s Texas Super Doctors® Rising Stars (2013, 2016-2017)

  • Vitals: Patients’ Choice Award (2012, 2014, 2017-2018); Compassionate Doctor Recognition (2012, 2014, 2016-2017); On-Time Doctor Award (2014, 2017-2018)

Patient Reviews