Dr. Katherine Blalock

Charles Sims, MD, is a board-certified infectious disease specialist. Born and raised in Corpus Christi, Dr. Sims completed his bachelor’s degree at Rice University and then earned his medical degree at the UT Health Science Center at Houston. After finishing school, Dr. Sims joined the United States Navy, where he completed his internship at Naval Medical Center San Diego. He then participated in a Fellowship in Hyperbaric and Diving Medicine and later became an Undersea Medical Officer for the U.S. Navy. After finishing his service, Dr. Sims participated in an Infectious Disease Fellowship at the UT Health Science Center at Houston and MD Anderson Cancer Center.  He then started a private practice in Conroe and The Woodlands, where he served the community for 14 years. He has since joined Baylor St. Luke’s Medical Group as an Area Medical Director and an Assistant Professor at Baylor College of Medicine. Dr. Sims also serves the community as the Local Health Authority for Montgomery County. In his free time, he enjoys spending time with his wife, an OB/GYN, and their four kids. Dr. Sims is rated as an Advanced provider by MediFind in the treatment of Bacterial Gastroenteritis. His top areas of expertise are Osteomyelitis, Chronic Recurrent Multifocal Osteomyelitis, Osteomyelitis in Children, and SAPHO Syndrome.

Effective March 17, 2023, Dr. Jacques Mamigonian will no longer be part of the St. Joseph Health Medical Group. To schedule an appointment with one of our other providers, please call (979) 774-2121.Dr. Jacques Mamigonian specializes in Primary Care. He is Board Certified by the American Board of Family Medicine. Dr. Mamigonian attended California State University Northridge, earning a bachelor s degree in Biology and Autonomous University of Guadalajara where he received his M.D. degree. After earning his degree in Guadalajara, Dr. Mamigonian moved to Valhalla, New York, where he completed the Fifth Pathway Program at New York Medical College. He left New York to further his education by completing his residency at Brazos Family Medicine Program. He's been with CHI St. Joseph Health since 2008. Dr. Mamigonian is rated as an Advanced provider by MediFind in the treatment of Bacterial Gastroenteritis. His top areas of expertise are Acute Interstitial Pneumonia, Pneumonia, Dementia, and Maturity Onset Diabetes of the Young.

Mouhamed El Zufari is a primary care provider, practicing in Family Medicine in The Woodlands, Texas. Dr. El Zufari is rated as an Advanced provider by MediFind in the treatment of Bacterial Gastroenteritis. His top areas of expertise are Bronchitis, Empyema, Sinusitis, and Obesity in Children. Dr. El Zufari is currently accepting new patients.