Patient Resources

Our Providers

Gynecology and Obstetrics in Huntsville, Alabama.

For over 27 years, Tennessee Valley OBGYN has provided comprehensive obstetric and gynecologic care for the women of Huntsville. In 2021, we were voted Huntsville’s Best Gynecologist. We aim to provide top OB/GYN care for women of all ages.

Dr. Sharon Callison

Sharon Callison, MD FACOG

Dr. Sharon Callison, a dedicated Alabama native and partner at Tennessee Valley OBGYN since 2001, combines her impressive educational background, including a summa cum laude degree from Auburn University and medical training at the University of Alabama at Birmingham School of Medicine, with a deep passion for patient care. Awarded as the “Best Gynecologist” in the Tennessee Valley in 2020, Dr. Callison cherishes the personal connections with her patients, emphasizing a comprehensive care philosophy. Outside the clinic, she enjoys an active outdoor lifestyle with her family and three cats in the Huntsville area.

Dr. Karen Raiford

Karen Raiford, MD FACOG

Dr. Karen Raiford, with over 15 years at Tennessee Valley OB/GYN, brings a wealth of experience from North Carolina, holding degrees from Wake Forest University and East Carolina University. Specializing in robotic-assisted surgery and high-risk obstetrics, she values the blend of medicine and surgery the OBGYN field offers, focusing on patient relationships and education. Outside of her professional life, Dr. Raiford enjoys time with her family, art, and antiques.

Dr. Brittany Holcomb

Brittany Holcomb, DO

Dr. Brittany Holcomb, an Alabama native, is excited to begin her career with Tennessee Valley OB/GYN. She has had a passion for OB/GYN since high school and is honored to serve those of the Huntsville community. She completed her pre-medical degree at Auburn University in her hometown. She completed her medical education at the Alabama College of Osteopathic Medicine in Dothan, AL, where she gained a solid foundation in medical knowledge and clinical skills. Dr. Holcomb completed her residency training at Riverside Regional Medical Center in Newport News, Virginia. While in residency, she gained valuable experience in women’s health. She had the privilege of working with a diverse range of patients, addressing everything from routine wellness checks to gynecologic surgery and high-risk pregnancies. Her approach to care is rooted in empathy and collaboration. She believes in fostering open communication with patients, ensuring that you are informed and involved in every decision about your health. Outside of the office, you can find Dr. Holcomb playing disc golf or pickleball with her husband, weightlifting in her mini home gym, or cuddled up with a good book and her boxer mix, Opie. 

Amanda Harris

Amanda Choe, FNP-C

Dr. Raiford’s Team

Amanda Choe, FNP-C, with a foundation in nursing and specialized training as a Nurse Practitioner, brings a holistic care philosophy to Tennessee Valley OBGYN, focusing on collaborative diagnostics. A devoted Huntsvillian, she blends her professional expertise with a love for outdoor family activities in Owens Cross Roads, striving to offer personalized care that reflects her comprehensive background in women’s health and family practice. Her passion enriches her commitment to nurturing the well-being of her patients through every phase of their life.
Tennessee Valley OBGYN

Leeann Sparks, NP-BC

Dr. Raiford’s Team

Leeann Sparks, NP-BC, transitioned from a 14-year nursing career to a Family Nurse Practitioner after earning her Master’s from Troy University. Influenced by her obstetric rotation at Tennessee Valley OB/GYN, she joined the team in 2018 with a passion for women’s health. Leeann treats her patients with familial care, prioritizing safety and respect. Residing in Hartselle, Alabama, with her family, she cherishes outdoor activities and church involvement, dedicated to guiding women through life’s stages with empathy and expertise.
MORGAN MCHUGH

Morgan McHugh, FNP-C

Dr. Callison’s Team

Morgan McHugh, FNP-C, a dedicated member of Tennessee Valley OBGYN since 2019, brings a rich background in nursing and emergency care from her time in Birmingham to her role in North Alabama. With a focus on total wellness, family planning, and fertility, Morgan places a high priority on patient-centered care, advocating for informed, mutual decisions regarding treatment plans. Outside of her professional life, she enjoys outdoor activities, reading, and spending quality time with her family and pet schnauzer, Milly.
Samantha Pritchett

Samantha Pritchett, NP-BC

Dr. Callison’s Team

Samantha Pritchett, NP-BC, rooted in Huntsville, transitioned from NICU nursing to Tennessee Valley OBGYN, where her commitment to neonatal and women’s healthcare flourishes. Her practice philosophy emphasizes holistic, patient-centered care, fostering long-term relationships, and empowering patients through education. Beyond her professional life, Samantha enjoys a balance of relaxation and adventure, indulging in activities like Latin dancing, rock climbing, and weightlifting, which mirror her proactive and comprehensive approach to healthcare.