
Meet the Team
Dr. C.V Ramana
Our Physician
Dr. C.V Ramana is a vascular and interventional radiologist with more than 20 years of practice experience. Dr. Ramana has expertise in all areas of vascular and interventional radiology.
Dr. Ramana has a Ph.D from Yale University and M.D. from CWRU in Cleveland where he subsequently completed his fellowship in Vascular and Interventional Radiology at the prestigious Cleveland Clinic.
Teisha Gallegly
Nurse Practitioner
Teisha Gallegly received an associate degree in Nursing Science from Rose State College and a Bachelor’s of Science in Nursing from the University of Central Oklahoma. Teisha subsequently received her Master’s of Science in Nursing from the University of South Alabama. Prior to Naadi Healthcare, Teisha worked at St. Anthony’s Hospital where she provided on call care in the Neuro Stepdown ICU. There she working with a variety of specialties including Cardiothoracic, GI, Urology, Neurology and Nephrology. Previous to this Teisha gained considerable experience at Integris Hospital and LifeShare of Oklahoma. Teisha brings her strong clinical experience and dedication to work every day. She is a valuable asset to the Naadi Healthcare team.
Shelby Dudley
Radiological Technologist
Shelby Dudley is a Special Procedures Radiologic Technologist certified by the American Registry of Radiologic Technologists. Shelby has a Bachelor of Science in Kinesiology with a major in Health and Wellness Management from the University of Central Oklahoma. She also has an Associate of Applied Science in Radiology Technology from Oklahoma State University and a technical degree in Radiology Technology from Metro Technology Centers in Oklahoma City. Shelby has experience working in diagnostic radiology, CT, ER, surgery, and interventional radiology. She is committed to providing high-quality radiologic services with professional and compassionate patient care.
Jason Daniel
Surgical Technologist
A motivated self-starter Jason Daniel has been a Surgical Technologist for over 10 years, graduating from the University of Central Oklahoma. Previous to Naadi Healthcare, Jason worked at St. Anthony’s Hospital in Oklahoma City where he was responsible for training new employees and ordering diagnostic supplies. Through his experience in the Cath Lab Jason is well versed in complicated procedures and advanced devices. He is a valuable member of the Naadi team providing both expert knowledge and quick thinking; along with a good dose of humor.
Deidra Burk
Ultrasound Tech
Deidre Burk received an associate degree in diagnostic medical sonography in 1996 from Southwestern Oklahoma State University. Since then Deidre has gained considerable experience in abdominal, OB/GYN, breast and vascular ultrasounds. Prior to Naadi Healthcare, Deidre worked at Alliance Health Midwest Hospital where she provided on call care for both days and nights in a full range of ultrasound service. In her previous experience Deidre worked closely with Department Chiefs to develop annual programs including emergency planning, medical quality, risk management and patient safety. She continues to help in this role at Naadi Healthcare.
Melody Sirmon
Medical Receptionist
Melody Sirmon has over 6 years of experience as a patient service representative. With her knowledge and on the job experience she brings excellent service to Naadi Healthcare. Previous to this, Melody coordinated scheduling at a large multi-physician practice. Both on the phone and in person Melody brings professionalism and courtesy to patients, physician offices and medical facilities throughout the Oklahoma City area. Melody is bilingual in both English and Spanish.
David Nelson
David Nelson has worked in the medical field for over two decades. He graduated from Oklahoma State University in 1995 where he obtained his degree in nursing. David has considerable experience initially working at Oklahoma University Medical Center in the Intensive Care Unit (ICU) for five years subsequently working at Oklahoma Spine Hospital for nearly 20 years. Outside of work, David enjoys spending time with his family. David’s leadership experience and dedication to his patients shows in his daily work.
Alisyn Shellhorse
Alisyn “Ali” Shellhorse has worked in the medical field for over a decade. She graduated from the Western Technology Center earning her Licensed Practical Nurse (LPN) degree. Aly has considerable experience, previously working at The Endoscopy Center at Meridian as a Pre-Op Nurse, Procedure Room assistant, and in an IV therapy role. After joining the Naadi Healthcare team, Aly continued her education while working obtaining her Registered Nurse degree from Oklahoma City Community College School of Nursing in 2019. Aly’s varied experience and dedication to her patients shows in her daily work.
Emily Barry
Emily Barry started her nursing career in 2012 as a Registered Nurse at SSM Healthcare part of Saint Anthony’s Hospital in Oklahoma City. In her role at SSM Healthcare Emily worked in a variety of roles including Staff Nurse, Charge Nurse and Preceptor for New Hires. Emily attended both Oklahoma State University and the University of Central Oklahoma graduating with a Nursing Degree from Oklahoma State University. Emily’s training and exposure to many fields within nursing allow to handle a wide range of situations giving her patients and their families ease and compassion.
Ashley Cochenour
Ashley Cochenour graduated as a Licensed Practical Nurse from the Francis Tuttle Technology Center and has spent over five years in the medical field prior to that. In her previous role Ashley worked at Saint Anthony’s hospital in Oklahoma City. Ashely is an organized, goal-oriented, member of the Naadi team. In her role, she supports our physician, nurses and other medical staff to facilitate and provide the best patient care. Ashely brings her excellent service through his friendly disposition and professional bedside manners. Ashley is adept at prioritizing and multitasking, using her skills as a fast learner to adapt to any role.
Lorraine Brzezinski
Medical Receptionist
Lorraine Brzezinski brings her upbeat personality and positive attitude to Naadi Healthcare every day. Lorraine brings flexibility and reliability, working seamlessly with other staff members to create a cohesive team. Her teamwork skills, work ethic and honest disposition have generated a solid reputation among members of our healthcare team. She treats every person she meets, friend or not, with the utmost respect and courtesy and makes every patient feel welcome. Her warm personality is contagious and infectious.
About Us
At Naadi Healthcare Oklahoma City, OK, our vascular center is filled with experienced and authorized staff to supply the most recent treatments for vascular and interventional radiology. Our center focuses on minimally invasive procedures to ensure that our patients recover as quickly as possible.