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Medical Providers


Dr. Gina Oliveto

Gina is child and adolescent psychiatrist with over twenty years of experience. She is happy to be serving patients and their families in the greater Omaha area.

PMHNP-BC, Co-Founder, Director of Clinical Operations

Kristi Bose

Kristi is one of the founding partners of Verve Collaborative Health. She is experienced in many areas, including depression, anxiety, mood disorders, ADHD, and peripartum concerns.

Kristi’s passion is functional medicine/psychiatry and strives to provide care to the entire person, collaborating with a variety of providers to offer the best service and to help you find the best version of yourself.


Margaret Chipendo

Margaret is passionate about caring for patients with severe mental illnesses across the lifespan (from ages 5 to 80), anxiety disorders, depression, ADHD, personality disorders, and substance use disorders. Her primary role is medication management and helping patients live healthy lives knowing that they can live with mental illness, not in mental illness.

“I think it’s really important to take the stigma away from mental health…My brain and my heart are really important to me. I don’t know why I would not seek help to have those things be as healthy as my teeth.”

-Kerry Washington from the Huffington Post.


Alesha Graves

Alesha works with you to meet the goals that you have to improve your mental health. She provides
medication management to adults 19 and older. She has experience in treating mood disorders, anxiety,


Cari Ott

“You are a human being; you are not a diagnosis” Cari believes that each person deserves to find a provider who will truly listen to their story in order to achieve the best treatment and recovery possible. If you are looking for a holistic provider who will listen to your story and consider your entire symptom profile, Cari may be the perfect fit for you. Together, we can develop a treatment plan to improve your mental health and wellness.


Rojay Passley

Rojay Passley is a Board-Certified Psychiatric Nurse Practitioner and currently holds a Master of Science in Nursing degree. He obtained his Bachelor of Science in Nursing from The University of the West Indies School of Nursing, in Jamaica. He has experience caring with patients on Medical Unit, Critical Care Unit, Progressive Care Unit, Cardiac Cath Lab, and Mental Health.


John Ramsey

John provides medical management to clients 19 and older. He frequently sees clients with depression, anxiety, bipolar disorders, ADHD, PTSD, and difficulty with life transitions.


R. Dawn Slominski

(Rebecca) Dawn Slominski is a nurse practitioner with a doctorate degree specializing in behavioral/mental health treatment. She has more than 3 years of experience as a nurse practitioner, 25+ years in the nursing field. Dawn believes in providing individualized treatment plans based on the unique circumstances of each client. She does this by treating each individual with respect, kindness, and compassion. Dawn believes people have innate healing abilities, clients are people not illnesses, recovery involves addressing causes not just symptoms, and healing takes a collaborative approach. She seeks to empower individuals and families through intervention, treatment, education, support, and advocacy. In doing this an individual’s balance and quality of life can be improved.


Melissa Smith

Melissa has a variety of nursing and life experience that she brings to her role as Psychiatric Mental Health Nurse Practitioner. She worked as an adult oncology nurse for 5 years and appreciates the unique experiences she had while working with patients with chronic illnesses and near death.

Melissa has spent the last 10 years working with teenagers as a school nurse and has won state and regional awards for her nursing care of adolescents. She earned a Doctor of Nursing Practice degree from Creighton University.

She also earned two bachelors degrees in nursing and in health science, with an emphasis in community health. Her doctoral work focused on adolescent anxiety and the importance of adolescent mental health. Melissa finds joy in being with her family, the outdoors, visiting the beach and mountains, playing the piano, and crafting.


Peter Tudor

Peter graduated with a Master’s in the Science of Nursing from the University of Nebraska medical Center. He is a Board Certified as a Psychiatric Mental Health Nurse Practitioner (PMHNP) whose goal is finding simple and healthy strategies which would allow his clients to be in charge of their mental health. This includes medication management, psychotherapy and coaching.


Marisha VanVleet

Marisha enjoys helping people...period. She is credentialed for all ages from very young to the elderly and has worked with all ages. For patients that do need medication, she uses a conservative approach and monitors them closely until stable. Her medication management patients do get some therapy in their follow-up sessions because this assists her in evaluating the effectiveness of the medication. If she is not able to help a patient, she'll try to find someone else who is a better fit for them. She believes in a community approach for patients, it does take us all working together!


Jackie Wayman

You are the architect of your own life. Jackie partners with you to ensure you have a solid foundation to build on.

With nearly a decade in healthcare, Jackie has dedicated her career to helping people feel their best. She is a firm believer that mental health is a complex balance of physical, emotional, and social wellbeing. She empowers you to start today on a new journey, regardless of where you are beginning. Jackie enjoys getting to know people and prioritizes their values, preferences, and needs in creating a comprehensive care plan.


Sara Wolfe

Having good mental health can be challenging at times. I would like to help you be the best version of yourself. Sometimes it can take more than what we can do for ourselves, but as long as we are willing, we can overcome many challenges life has in store for us.


Julie Zulkosky

Julie grew up primarily in the Pacific Northwest and moved to Omaha to attend Creighton University and because of numerous opportunities, she now calls Omaha home. Professionally, Julie has worked in acute care for over a decade. Those years have helped her shape her definition of holistic care and the impact it can have on physical and mental patient outcomes. Academically, she is a proud graduate of Creighton University where she received her bachelor’s, master's, and doctorate degrees. That training helped to reinforce her holistic approach by translating evidence-based practice and alternative medicine into plans of care that can maximize patient outcomes.

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