Meet The Team

The team at our clinic is dedicated to providing you with quality care. We believe in building long-term relationships with our patients, and we take pride in providing personalized treatment plans that meet your needs.

Jamie
Owner and Chief Executive Officer (CEO)

Jamie O'Connell

As our owner and CEO, Jamie comes to health Xpress medical center as a retired paramedic.. He is also an Army veteran who served with the 82nd Airborne Division as an Infantry Paratrooper. During his time in the service, Jamie received a Purple Heart. Jamie understands the importance of quality care and is ready to help with your medical care needs. When not at work, Jamie enjoys time with his wife, walking his dogs Xena and Ares, and working on his hot rod.
Owner and Family Nurse Practitioner

Cristy O'Connell

Henderson Clinic

As our owner and Family Nurse Practitioner, Cristy O'Connell is committed to patient care and advocacy. Cristy has been a Family Nurse Practitioner for several years with experience in emergency medicine, family medicine, pediatrics, urgent and primary care. Cristy is board certified with the American Academy of Nurse Practitioners, as well as a member of the organization. Prior to opening Health Xpress Medical Center, Cristy was the CEO and Family Nurse Practitioner of an Urgent and Primary care clinic. She also has taught nursing school clinical for both RN and NP students. Before becoming a Family Nurse Practitioner, Cristy worked as a full-time Registered Nurse in the Emergency Department. Outside of the clinic, Cristy enjoys spending time with her husband, her dog Xena and Ares, exercising, and going on bike rides.
Cristina-Kulback
Lead Family Nurse Practitioner and Chief Operations Officer

Cristina Kulback

Henderson Clinic

Cristina is a board-certified Family Nurse Practitioner with specialization in Family Medicine and Urgent Care, holding certification from the American Nurses Credentialing Center (ANCC). With a career spanning over a decade in the healthcare field, Cristina has accumulated extensive experience across various specialties. For the past four years, she has been dedicated to providing comprehensive care in both Primary Care and Urgent Care settings.
Prior to her focus on Family Medicine and Urgent Care, Cristina spent the majority of her career in Emergency Medicine and Trauma. This background has equipped her with invaluable skills in managing critical situations and providing timely interventions. Furthermore, Cristina possesses expertise in a wide range of specialties including: Intensive Care (ICU), Respiratory Trauma, Orthopedics, Surgery, Medical Surgical, Outpatient Rehabilitation, and Home Health.
Beyond her clinical practice, Cristina is deeply committed to education, having served as a clinical instructor for Nursing Students and Nurse Practitioner Students for over five years. Her dedication to nurturing future healthcare professionals underscores her passion for sharing knowledge and fostering growth within the healthcare community.
Cristina's approach to patient care is characterized by a holistic perspective, emphasizing the importance of treating patients as a whole to optimize their overall health and wellness. She is dedicated to providing individualized care tailored to each patient's unique needs.
Outside of her professional responsibilities, Cristina enjoys spending quality time with her family, exploring new travel destinations, and indulging in culinary experiences at different restaurants.
Family Nurse Practitioner

Janelle Bumagat

Henderson Clinic

Janelle Bumagat joins Health Xpress Medical Center as a devoted Family Nurse Practitioner. With several years of nursing experience in Intermediate Care (IMC) and medical-surgical units, Janelle brings a wealth of knowledge and expertise to the team. Originally hailing from the Bay Area, she is deeply passionate about delivering high-quality patient care and strives to make a meaningful impact on her patients' well-being every day.
Outside of her professional role, Janelle enjoys spending quality time with her family, reflecting her strong commitment to both her community and personal values.
Family Nurse Practitioner and Clinic Supervisor

Trevor Castell

Las Vegas Clinic

Trevor is a board-certified Family Nurse Practitioner through the American Nurses Credentialing Center, with several years of experience in diverse healthcare settings. His clinical background spans a wide range of specialties, including Emergency Medicine—his most extensive and recent focus—as well as Cardiac Intensive Care, Orthopedics, Neurology/Stroke, Nephrology, and Acute Rehabilitation.

Before entering the healthcare field, Trevor worked in the service industry, an experience that shaped his strong commitment to patient-centered care. He prioritizes building meaningful relationships with each patient, ensuring they feel heard, respected, and actively involved in their care decisions. Trevor’s approach emphasizes collaboration and empowerment, aiming to achieve the highest quality outcomes through personalized, compassionate care.
When Trevor is not at work, he enjoys bodybuilding and his dogs!

Office Manager

Aurora Rainwater

Henderson Clinic

Aurora is one of our lead back assistants and is able to help with any billing, scheduling or medical questions you may have. Aurora has been CPR and First Aid Certified since she was 12 years old. She worked as a Lifeguard for 5 years and went to South East Career and Technical Academy for Sports Medicine. She is currently attending the College of Southern Nevada in hopes for receiving her degree to become an ER Nurse. Aurora has a real passion for the medical field and strives to be the best in everything she does. When Aurora isn't working she loves to read her books and spend time with her cats.
Logistics Coordinator

Gabriel Robinson

Henderson Clinic

Gabriel joins Health Xpress Medical Center as our lab technician, as well as working at the front desk. Being in both the front and back office, he is able to help with any of your questions about billing, testing, appointments, and so on. He has experience with patients and has a passion for helping others. He likes to use alternative medicine options for his everyday health. Gabriel currently attends UNLV for their nursing program. He is hoping that after he graduates he can study acupuncture. In his free time, he enjoys spending time with family, friends, and his two kittens.
Registered Nurse and Back Office Lead

Savannah Green

Henderson Clinic

Savannah joins the Health Xpress Medical Center Team as our lead Medical Receptionist. She was born and raised in Las Vegas and is currently attending school to become a registered nurse. After graduating from school, she would like to specialize in pediatric oncology. When Savannah is not working or going to school, she likes to travel and spend time with her family.
Lead Clinic Assistant

Leila Fliesen

Las Vegas Clinic

Leila is a compassionate and detail-oriented clinic assistant at Health Xpress Medical Center. Dedicated to providing exceptional patient care, she combines her strong organizational skills and proactive approach to create a warm, welcoming environment for patients. Leila excels at efficiently supporting the healthcare team and is always eager to expand her professional knowledge. Her commitment to excellence and teamwork makes her an integral part of the Health Xpress family.
Registered Nurse

Jennifer Tuua-Matagi

Henderson Clinic

Jennifer is a compassionate and detail-oriented Registered Nurse with a strong foundation in psychiatric and family medicine. She holds a Bachelor of Science in Nursing from Arizona College of Nursing, graduating Magna Cum Laude, and is currently pursuing her Doctor of Nursing Practice (DNP) with a specialization in Psychiatric Mental Health with plans to become a dual-certified APRN and also obtain certification as a Family Nurse Practioner.
She brings diverse clinical experience from her time as a Certified Medical Assistant, which included primary, OBGYN, pediatric sports medicine, gerontology, and urgent care. After finishing her BSN, she obtained psychiatric crisis and substance abuse intervention experience that guided her to her DNP to obtain her PMHNP. Jennifer excels at compassionate patient-centered care coordination and interdisciplinary collaboration, focusing on delivering culturally competent and diverse patient-centered care.
Outside of clinical work, she is passionate about advocating for improving the education and treatment of neurodiverse individuals and families navigating complex health systems. She also loves reading and spending time with her three children (16, 11, and 9) and her two Bernedoodles, Charlie and Tux’Challa.
Clinic Assistant

Abby Lanceley

Henderson Clinic

Born and raised in Las Vegas Abby has always been passionate about the medical field. She served as a Hospital Corpsman in the US Navy for five years stationed in San Diego CA, working in the ICU as well as cardiology and has done two humanitarian deployments onboard the USNS Mercy. Abby is currently attending nursing school and with hopes to become a critical care nurse. Outside of Abby’s professional life she enjoys spending time with her family, playing volleyball, reading, and painting .
Clinic Assistant

Ryan Fain

Henderson Clinic

Ryan is a dedicated aspiring nurse with a strong commitment to health and wellness. At Health Xpress Medical Center, he combines enthusiasm with a drive to learn, making him a valued team member. A former competitive weightlifter, Ryan continues to prioritize fitness and enjoys snowboarding and exploring local food scenes, reflecting his active and adventurous spirit.
Lead Medical Receptionist

Kelly Camargo

Henderson Clinic

Kelly was born and raised in Las Vegas, bringing a dynamic background of over 10 years of experience in customer service. She is excited to broaden her skills and expertise in her current role at Health Xpress.

Outside of work, Kelly enjoys traveling and attending concerts and music festivals, combining her love for exploration and live music. Her enthusiasm and commitment to delivering exceptional service make her a valuable member of the Health Xpress team.

Medical Receptionist

Joey Francia

Las Vegas Clinic

Joey is a fresh face in the medical field, eager to immerse himself in the dynamic and rewarding world of healthcare. His enthusiasm stems from the joy he finds in being part of a team that provides essential support to those in need. Joey's dedication to his work is matched by his love for adventure and connection; he often seizes opportunities to travel and visit close friends. In his free time, Joey cherishes moments with his large, loving family and enjoys taking his dog to the park. His passion for helping others and his zest for life make him a valuable and uplifting presence in any setting.
Medical Receptionist

Aubrie Driscoll

Henderson Clinic

Aubrie is a recent college graduate with a degree in Applied Psychology. She is passionate about making a positive difference in the lives of others—whether it is simply through a smile, active listening, or lending a helping hand. In her spare time she enjoys spending time with her children, friends and her two foster cats.
Medical Receptionist

Suzanne Wojenski

Henderson Clinic

Suzanne was born and raised in NJ and moved to Las Vegas 7 years ago. She has been in customer service for over 20 years. She has a background in veterinary medicine and excited to broaden her skills into human healthcare. In her free time, she enjoys hiking, spending time at Lake Meade, cooking, and lazy days at home with her husband Jason and her two cats Kitty and Tweaks.
Brittni-Dials
Referral Coordinator

Brittni Dials

Brittni Dials is an experienced and passionate Certified Nursing Assistant from Lansing, Michigan. She currently resides in the northern suburbs of Chicago with her family – her husband, daughter Olivia and son Owen. For over 10+ years she has served as a CNA/HHA providing care for those in need, including several years of experience with Hospice Care. In her free time, Brittni enjoys traveling and experiencing new places, reading uplifting books, watching movies, and spending time on all things Disney!