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Thomas Street at Quentin Mease Health Center

​​Harris Health System's Thomas Street at Quentin Mease Health Center cares for patients affected by or living with HIV. Thomas Street provides multiple services to help patients get the necessary support to achieve healthy outcomes. Services include:

  • HIV primary care, including women’s, adolescent and transgender health
  • Addiction counseling
  • Hepatitis C care
  • HIV prevention services (PrEP/nPEP)
  • Mental health counseling
  • Pharmacy
  • Physical therapy and wellness
  • Social services

​We also offer care in the following specialties:

  • Dermatology
  • Endocrinology
  • Obstetrics (OB) and Gynecology (GYN)
  • Oncology
  • Psychiatry
  • Rheumatology

Thomas Street’s prevention services provide outreach and medical care to individuals at risk of HIV, or who are in an intimate partnership with an individual living with HIV. The goal of prevention services is to reduce the transmission of HIV through our many prevention initiatives that include HIV testing, Pre-Exposure Prophylaxis (PrEP), and Non-occupational Post-exposure Prophylaxis (nPEP).

Our physicians from Baylor College of Medicine and McGovern Medical School at UTHealth have great expertise, experience and research-based knowledge in HIV care and prevention. Our physicians participate in world-renowned research and practice cutting-edge medicine, which makes Thomas Street a leader in the HIV field.


For appointments or for HIV testing information, please call 713-873-4000. Parking is free.

Thomas Street at Quentin Mease Health Center
3601 North MacGregor Way
Houston, TX 77004-8004

Monday - Friday, 7:30 a.m.-4 p.m.
Evening Clinic: Thursday, 4-7:30 p.m.
Third Wednesday of the month, 7:30 a.m.-Noon

Pharmacy Hours:
Monday, Tuesday, Wednesday and Friday, 8 a.m.-5 p.m.
Thursday, 8 a.m.-7:30 p.m.
Third Wednesday of the month, 8 a.m.-noon

Closed the following days:                          
New Year’s Day                                               
Martin Luther King Jr. Day                           
Memorial Day
Independence Day (Fourth of July)        
Labor Day                                                           
Day after Thanksgiving                                 
Christmas Eve                                                   
Christmas Day ​