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Immunology Allergy and Rheumatology
Immunology Allergy and Rheumatology Physicians
Madhu B. Narra, MD, MS, assistant professor of Medicine, is board certified in internal medicine. Dr. Narra earned his medical degree from Osmania Medical College in India. His training includes a residency in internal medicine at the University of Missouri Kansas City School of Medicine where he was awarded the Alpha Omega Alpha honor and a fellowship in allergy and immunology at Baylor College of Medicine where he served as chief fellow. Dr. Narra's clinical practice focuses on asthma, allergic rhinitis – hay fever, sinusitis, food and drug allergy, urticaria (hives), angioedema, insect sting – bite allergy, anaphylaxis, eczema, recurrent/frequent infections and primary immune deficiency.
Yoshiko Ogawa, MD, is assistant professor of Medicine and associate program director of the Allergy and Immunology Fellowship Training Program at Baylor College of Medicine. Dr. Ogawa earned her medical degree from the University of Tokyo School of Medicine in Japan. She completed an internship and residency in internal medicine at Beth Israel Medical Center in New York City. Dr. Ogawa completed a fellowship in allergy and immunology at the University of Texas Medical Branch at Galveston, where she served as chief fellow. Her clinical interests include diagnosis and management of asthma, rhinitis, urticaria, anaphylaxis, and other immunological disorders. She is board-certified in allergy/immunology and internal medicine. She is a fellow of the American College of Physicians.
Tara Rizvi, MD, assistant professor of Medicine and associate program director of the rheumatology fellowship training program, is board certified in internal medicine and rheumatology. Dr. Rizvi received her medical degree from King Edward Medical University in Lahore. She completed residency training at Caritas St. Elizabeth Medical Center in Boston and fellowship training in rheumatology at the University of Massachusetts Medical Center in Worcester. Dr. Rizvi specializes in rheumatology and her clinical interests include: inflammatory arthritides such as rheumatoid arthritis, crystal induced joint disease, vasculitis and related disorders, spondyloarthropathies, and connective tissue diseases such as lupus, systemic sclerosis, sjogren's syndrome, inflammatory muscle disease.
Hours & Phone Number
- Allergy/Immunology Disorders
Tuesday to Friday: 8 a.m. to 12:00 noon - Rheumatic Disorders
Monday: 8:30 a.m. to noon
Wednesday: 8:30 a.m. to 4:30 p.m - To schedule an appointment,
- call 713.798.3390.
- Visit the Immunology Allergy and Rheumatology website

Clinical Trials
- Are you interested in participating in clinical trials? Discuss opportunities with your physician.
I was very impressed with the interior of the building - it was the first time I had been here. I found your staff to be professional, courteous and friendly. When I went in for my scan, I appreciated how friendly my caregiver was, how she took the time to explain the procedure, and her skill at drawing blood. This place is first class.



