South Texas Comprehensive Hemophilia Treatment Center

The South Texas Comprehensive Hemophilia Treatment Center (STHTC) provides comprehensive care to pediatric and adult patients with hemophilia, von Willebrand disease, platelet and clotting disorders. Covering a large catchment area from San Antonio to the Rio Grande Valley, the STHTC is a federally designated Hemophilia Treatment Center and offers access to physical therapy, dentistry, psychosocial support and clinical trials. In particular, our team takes a family-based approach to treatment, through which we address all aspects of life with a bleeding disorder in order to develop an individualized approach to care.  Services provided include:

  • Diagnosis and treatment of bleeding disorders
  • Comprehensive multidisciplinary annual evaluations including physical therapy, dentistry, and psychosocial support
  • Comprehensive Joint Health Program
  • Genetic counseling and testing for hemophilia and other clotting disorders
  • 340b pharmacy program
  • Community outreach and education including schools, churches, and camps
  • Psychosocial support and counseling
  • Opportunity to participate in ongoing research trialsHarlingen Outreach Clinic


Clinical Sites

Our team sees patients in a variety of clinical sites in San Antonio including:

Pediatric Specialties
Gateway Medical Center
8435 Wurzbach Rd, Suite 311
San Antonio, Texas, 78229
Phone: 210-450-7334
Fax: 210-450-2124

University Hospital
10th Floor, Horizon Tower
4502 Medical Drive
San Antonio, Texas 78229
Phone: 210-743-2300
Fax: 210-702-6012

Harlingen Outreach Clinic

As part of the STHTC, out team provides on-going care to children and adults in the Rio Grande Valley. Our comprehensive team including physicians, nurse practitioners, nurses, physical therapists, social workers, dentists, genetic counselors and research staff conducts a quarterly comprehensive clinic in Harlingen at the Valley Baptist Hospital. For more information about our hemophilia outreach program in Harlingen contact us at (210) 567-7477.

Valley Baptist Medical Center
Medical Arts Pavilion
2101 Pease Street
Harlingen, TX 78551

Education Session at Texas Bleeding Disorders Conference
Joint Health in Hemophilia Session at Texas Bleeding Disorders Conference.

For Patients' Parents

Our HTC Team

  • Deanna Maida, MD, Medical Director, Pediatric Hematologist
  • Melissa Frei-Jones, MD, MSCI, Pediatric Hematologist
  • Elizabeth Bowhay-Carnes, MD, Adult Hematologist
  • Usha Perepu, MD, Adult Hematologist
  • Sandra Martinez, RN, Adult Nurse Coordinator
  • Monica Avila-Talamantez, RN, Pediatric Nurse Coordinator
  • Jeff Kallberg, PT, DPT, Physical Therapy
  • Emily Pate, PT, DPT, Physical Therapy
  • Nayda Trudell, LMSW, Adult Social Work
  • Leticia Silva, LCSW-S, Pediatric Social Work
  • Shawn Lade, Clinical Research Project Manager
  • Sophia Salinas, Research Assistant
  • Brenda Brock, Administrative Assistant
  • Camelia Turc Ferreri, Program Manager
  • Danielle Hardaway, Manager, Finance and Administration