Dr. Stacy D. Jones
Dr. Stefan Kostalyna
Dr. Stefan Kostalyna is a dual-specialty physician trained in both Internal Medicine and Pediatrics, practicing across three locations in the Texas Medical Center area of Houston, Texas. His combined Med-Peds training allows him to provide comprehensive, continuous care for patients from childhood through adulthood — a rare and highly valuable clinical capability that makes him an ideal long-term physician for entire families. Dr. Kostelyna manages a clinically significant range of conditions including anaphylaxis, cystic fibrosis, deep vein thrombosis, osteoporosis, pneumonia, sepsis, and sleep apnea — conditions that span both pediatric and adult medicine and reflect a practice engaged with serious, complex medical cases. He holds admitting privileges at Ben Taub Hospital, one of Houston's most prominent Level I Trauma Centers and a cornerstone of the Harris Health System. Dr. Kostelyna accepts UnitedHealthcare and other major insurance plans and is currently welcoming new patients. To schedule, call (832) 824-1000.
Dr. Stefan Kostelyna
Dr. Stefan Kostelyna is a board-certified Internist and Pediatrician fluent in English. He offers comprehensive internal medicine and pediatric care services with in-person consultations at three convenient Houston locations, accepting major insurance plans, including UnitedHealthcare. Dr. Kostelyna is currently accepting new patients.
Dr. Stephen Eyre
Dr. Stephen Torday
Dr. Stephen Torday, MD is an experienced Obstetrician and Gynecologist with over 43 years of clinical practice, serving women in Fountain Valley, California. He earned his medical degree from the University of Debrecen Medical School and Health Science Center in Hungary — one of Central Europe's most respected medical institutions — bringing a distinctly international academic foundation to his Southern California practice. Dr. Torday is a member of the California Medical Association, the Orange County Medical Association, and the American Board of Obstetrics and Gynecology, reflecting his longstanding commitment to professional standards in women's healthcare. A notable strength of his practice is his trilingual capability in English, Hungarian, and Spanish, allowing him to communicate with a broad and diverse patient population in Orange County. He provides a comprehensive range of obstetric and gynecological services and is currently accepting new patients at his Fountain Valley office located at 11160 Warner Avenue. To schedule, call (714) 434-4777.
Dr. Stephen Torday, MD
Dr. Stephen Torday, MD is a board-certified obstetrician and gynecologist with over 42 years of experience serving women in Fountain Valley, CA. He graduated from the University of Debrecen Medical School and Health Science Center and is a member of the California Medical Association, Orange County Medical Association, and American Board of Obstetrics and Gynecology. Dr. Torday provides comprehensive women's healthcare including annual GYN exams, prenatal care, deliveries, gynecological surgeries, and family planning services. Fluent in English, Hungarian, and Spanish, he offers culturally sensitive care to diverse communities. Currently accepting new patients.
Dr. Steven G. Hom
Dr. Steven G. Hom
Dr. Steven M. Stoll
Dr. Suguna Reddy
Dr. Sujeet Rajan
Dr. Suneela Nayak
Dr. Suneela Nayak is a highly experienced Pediatrician, Pediatric Endocrinologist, and Allergist/Immunologist with over 26 years of expertise in child healthcare. She completed her MBBS from Jawaharlal Nehru Medical College, Belgaum, and pursued advanced pediatric training in the United Kingdom, earning MRCPCH, CCT in Paediatrics, and FRCPCH from the Royal College of Paediatrics and Child Health, London. She also completed a specialized Degree Module in Paediatric Allergy from the University of Warwick, UK. Dr. Nayak specializes in pediatric endocrinology, childhood diabetes, puberty disorders, allergies, and general pediatric care. She is currently associated with Nayak Clinic – Children & Eye and Rainbow Children's Hospital in Bengaluru. Known for her patient-centered approach and international training, she provides comprehensive healthcare services for infants, children, and adolescents. Dr. Nayak is accepting new patients and is committed to delivering high-quality, evidence-based pediatric care.
