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BCM Sleep Center
BCM Sleep Center Physicians
BCM Sleep Center is part of the section of Pulmonary, Critical Care and Sleep Medicine at Baylor College of Medicine. The section has seven faculty members who are all Board certified in Sleep Medicine. As Baylor College of Medicine faculty members, our physicians serve multiple roles as researchers, educators and clinicians, combined. They offer firsthand knowledge of the latest advancements in sleep medicine and the ability to translate those advancements into better treatment for their patients.
Our specialists include:
Philip M. Alapat, MD, DABSM, FCCP, assistant professor, is the medical director of BCM Sleep Center and Harris County Hospital District Sleep Center. He has been with Baylor College of Medicine for 11 years and serves as the director of the Ben Taub General Hospital sleep disorders clinic and associate director of the sleep disorders fellowship program. Dr. Alapat is board certified in internal medicine and the sub-specialties of pulmonary diseases and critical care medicine, and sleep medicine. Dr. Alapat earned his medical degree from Texas Tech University School of Medicine in Lubbock. His extensive training includes a residency in internal medicine and a fellowship in pulmonary and critical care medicine at BCM. During his fellowship, Dr. Alapat was named chief fellow. His clinical interests include obesity hypoventilation syndrome, sleep disorders and using the latest research to improve critical care.
Kalpalatha K. Guntupalli, MD, Professor of Medicine
Max Hirshkowitz, PhD, Associate Professor of Medicine
Charlie Lan, MD, DABSM, Assistant Professor of Medicine
Hashir Majid, MD, Assistant Professor of Medicine
Kanta Velamuri, MD, DABSM, Assistant Professor of Medicine
Nilgun Giray, MD, DABSM, Clinical Assistant Professor of Medicine
Mary Rose, PsyD, CBSM, a clinical psychologist credentialed by the American Board of Sleep Medicine in Behavioral Sleep Medicine, with special expertise in dealing with psychological issues related to sleep. Dr. Rose is one of only 75 doctors worldwide with this certification, and the only one in Houston.
Stephen Buehler, DDS, DABDSM, is a dentist specializing in oral appliance therapy for sleep apnea. He is the only expert in this field in Houston who is a Diplomate of the American Board of Dental Sleep Medicine.
William G. Ondo, MD, Professor of Neurology
Hours & Phone Number
- Monday - Friday
8 a.m. - 5 p.m. - To schedule an appointment,
- call 713.798.3300
Clinical Trials
- Are you interested in participating in clinical trials? Discuss opportunities with your physician.
This is my first visit to Baylor Clinic and I am very satisfied. I did not have to wait long to see the doctor. During my appointment she took her time, asking me questions. The employee at the front desk was very courteous and friendly.



