Meet The Ketamine Therapy Experts

Successful Ketamine Infusion Therapy is the careful blend of four things: treatment centers, specialists, experienced ketamine providers, and clinical expertise.

Meet The Founders

Kevin Nicholson - Chief Executive Officer

Kevin Nicholson, MBA, BSN

Chief Executive Officer

As CEO of Ketamine Wellness Centers, Kevin brings with him over 20 years of combined experience, from management at the CEO level to working one on one with patients. His daily mission is to ensure the highest quality care.
Julie Nicholson - Chief Strategy Officer

Julie Nicholson


After being involved in multiple start-ups, Julie has utilized her entrepreneurial spirit as the creative force for KWC. Aside from administration and operational duties, Julie’s main role is in growth into other states.
Dr. Ellen R. Diamond, PhD - Psychologist

Dr. Ellen R. Diamond, PhD

Chief Psychologist

Dr. Diamond earned her Ph.D in psychology from St John’s University, in New York. Over the years, she has immersed herself in her profession, gaining invaluable experience in serving those with mental health & recovery needs.
Dr. Mark Murphy, Board Certified Anesthesiologist

Dr. Mark Murphy, MD

Medical Director

With more than 20 years experience in private practice, as well as in the clinical applications of Ketamine, Dr. Mark Murphy MD, serves not only as medical director, but also as the primary physician responsible for your care at Ketamine Wellness Centers.

Meet the Corporate Team

Richard Larson - Chief Financial Officer

Richard Larson

Chief Financial Officer

Richard has a proven ability in corporate strategic planning and implementing aggressive initiatives in the healthcare industry. His strengths lie in healthcare, the service industry, distribution and retail environments.
Christine Ryan - Chief Clinical Officer

Christine Ryan

Chief Clinical Officer

Christine started her nursing career working with Alzheimer’s patients and managing a Memory care unit. Later, she transitioned into pediatrics earning a Master of Science in Nursing and a Family Nurse Practitioner degree at Walden University.
Magda Villegas, MSN NP-C Clinical Administrator, Tucson

Magda Villegas, MSN NP-C

Clinical Educator

As a Family Nurse Practitioner Magda has extensive medical and patient care experience including work in behavioral health and Adult ICU. Magda’s experience is that kindness and compassion always produce the very best outcomes for her patients.
Anita Jerger - Executive Assistant

Anita Jerger

Executive Assistant

Anita enjoys working with others in a support capacity where she can use her organizational and communication skills to produce results. Much of her experience is in the health care and insurance fields.
Monica Martin

Monica Martin

Insurance Billing Manager

As a certified biller and coder through the American Health Information Management Association (AHIMA), Monica is excited to bring her knowledge to the Ketamine Wellness Centers team.
Denise Lewis - Staff Accountant

Denise Lewis

Accounting Supervisor

With more than ten years experience helping clients in the accounting field, Denise is skilled in financial management and analyzing accounts.
Ariana Cervantes - Marketing Coordinator

Ariana Cervantes

Brand Development Manager

KWC’s mission, vision, and core values align with Ariana’s personal beliefs in using her talents to raise awareness about mental health issues, destigmatize effective alternatives to outmoded treatments, and restore quality of life to those suffering from difficult to treat conditions.
Sonia Cardenas

Sonia Cardenas

Health and Wellness Coordinator

Her experience, expertise, and passion for a personalized holistic approach to wellness make truly sustainable differences in patients’ lives.

Frank Convertino

IT Support Specialist

Exceptional healthcare does not depend on clinicians alone and Frank brings the wealth of knowledge, education, and experience demanded by today’s rapidly changing and technology-focused healthcare landscape.
Jamie Swaim

Jamie Swaim

Accounting Clerk

Jamie Swaim is an Accounting Clerk who brings over 25 years of experience to the KWC Accounting Department.

Marianne Sarette

Insurance Representative

Marianne Sarette is an Insurance Representative who works with insurance carriers to verify patient eligibility and process claims.

Rich Rodriguez

Director of Communications

Rich believes it’s important to create awareness of KWC and the benefits of ketamine therapy so we can help more people get their best selves back.
Kelli Jackson

Kelli Jackson

Insurance Representative

As an Insurance Representative for KWC, Kelli helps bring peace of mind to patients as they go through the insurance claims process.

Shannon Westfall

Insurance Specialist

Shannon believes everyone deserves a chance to enhance their quality of life.


Insurance Representative

Ryan is an Insurance Representative who holds a certificate in Medical Billing and Coding.

Jess Aumick

Digital Marketing Manager

Jess is excited to foster compassionate, evidence-based conversations around mental healthcare.

Lan Nguyen

Staff Accountant

Lan Nguyen is a staff accountant who works with the accounting department to help with financial statements, daily revenue, and other accounting responsibilities. She holds a degree in Finance from ASU.

Meet the Clinical Administrators

Keith Rummel, APRN, FNP-BC Clinical Administrator, Dallas-Fort Worth

Keith Rummel, APRN, FNP-BC

Clinical Administrator, Dallas/Fort Worth, TX

Keith was born in San Antonio, Texas and graduated with a Bachelor of Science in Nursing from The University of Texas Health Science Center.

Miteku Desalgne MSN APRN FNP-BC

Clinical Administrator, Minneapolis/St Paul, MN

As the Clinical Administrator of KWC Minnesota, he is proud to provide compassionate, individualized care to each of our patients.

Belinda Brokke, ACNP-BC

Clinical Administrator, Salt Lake City, UT

Belinda is excited to be a part of the KWC family and to be able to offer Ketamine infusion therapy to her patients that struggle to find relief from other treatment options.

Shannon Brightman, RN

Clinical Administrator, Tucson, AZ

Shannon believes compassion, care, and hope are the values that make KWC such a special place.
Kemi Adekunle Jacksonville Clinic

Kemi Adekunle, FNP-BC

Clinical Administrator, Jacksonville, FL

As the Clinical Administrator in Jacksonville, Kemi works with the great staff at this location to achieve the organization’s mission. In turn, she shares her expertise as a Nurse practitioner with the staff to deliver excellent healthcare and amazing customer service to our patients.
Amber - CA Reno


Clinical Administrator, Reno, NV

Amber believes that by creating a trusting relationship and a healing environment, each patient interaction will be individualized and her patients will be seen as a whole person and not just their past or present disease or disorder.

Calena Goins MSN, APRN, FNP-BC

Clinical Administrator, Chicago/Naperville, IL

Calena is an advocate for holistic nursing care. She believes it is essential to take care of the patient as a whole including their physical, mental, emotional, social, & spiritual needs.


Nurse Administrator, Gilbert/Mesa, AZ

Linda worked as an ICU/ER nurse for 10 years prior to coming to Ketamine Wellness Centers. She is trained in critical care management, advanced cardiac life support, pediatric life support, and trauma nursing. Linda believes ketamine therapy provides a way for patients to experience life again.

Charisma, MSN, APRN, FNP-C

Clinical Administrator, Houston, TX

Charisma (Chrissy) is the Clinical Administrator at our Houston, Texas location. With over seven years of experience working in healthcare, she strongly believes that patient-centered, quality care combined with a holistic approach enhances her patient’s experience and results in the best patient outcome.

Meet the Patient Liaisons

Paige Hayes - Patient Liaison

Paige Hayes

Lead Patient Liaison

Paige believes everyone can live a fulfilling and wonderful life regardless of the obstacles they may have been given.
Barbara Black, Clinical Administrator

Barbara Black

Patient Liaison

Barbara has joined KWC’s Patient Liaison team and previously managed the KWC office in Jacksonville.

Annaly Phanhnolath

Patient Liaison

She enjoys being a source of support and assistance for those in need and strives to make life’s challenges easier to manage.


Patient Liaison

Jennifer believes that with the right tools and support, everyone can have the opportunity to change their life for the better and get the most out of each day.

Meet the Office Administrators

Lexi Garcia Phoenix Clinic

Lexi Garcia

Regional Lead OA, Central

Lexi is passionate about patient care and approaches each situation with compassion, empathy, and kindness.
Alexia Ferranti - Office Administrator, Tucson

Alexia Ferranti

Regional Lead OA, West

Alexia is a lifelong Arizona native, born in Phoenix and raised in Tucson. She has spent years in the customer service industry, most recently working with schools and students in the school picture industry as the Operations Supervisor for Southern Arizona.

Tondrea Harper

Regional Lead OA, East

Tondrea is passionate about healthcare, she enjoys helping others and takes pride in providing quality patient care.
Justine Pesko

Justine Pesko

Office Administrator, Gilbert/Mesa, AZ

From your first warm welcome to our Ketamine Wellness Centers your experienced Office Administrator is here to personally ensure a great experience for you.
Brenda Popejoy - Office Administrator, Denver

Brenda Popejoy

Office Administrator, Denver, CO

Brenda was born and raised in Colorado. As a native she attended and graduated from the University of Denver with a Bachelor’s degree in Journalism and Marketing. During her time at the University of Denver, Brenda was actively involved in the University’s Wellness Living and Learning Community.
Andrew Bodnarchuk - Office Administrator, Dallas-Fort Worth

Andrew Bodnarchuk

Office Administrator, Dallas/Fort Worth, TX

Andrew is a Texas native, born and raised in Dallas. He graduated from the University of Alabama in Huntsville with a Bachelor’s in Mechanical Engineering. He enjoys helping others.
Bryan Calvert - Office Administrator, Houston

Bryan Calvert

Office Administrator, Houston, TX

Bryan’s time and experiences in the military have given him insight into the mental and physical ailments that veterans and first responders must deal with.
Jennifer Hunter - Office Administrator, Chicago

Jennifer Hunter

Office Administrator, Chicago/Naperville, IL

As an office administrator with Ketamine Wellness Centers, Jennifer hopes to make an impact in each patient’s care and wellness.

Josette Taylor

Office Administrator, Salt Lake City, UT

Josette was born and raised in Ogden, Utah. She has been in the medical field for many years and recently received her Bachelors of Science degree in Healthcare administration. She is currently working on a dual Masters Degree in Healthcare Administration and MBA.


Office Administrator, Seattle

Fabiola is an office administrator who works with our Washington team to keep Ketamine Wellness Centers Seattle running smoothly and efficiently.


Office Administrator, Reno

Denise is passionate about working with patients and coworkers to help improve mental and physical health.
Jenn Montrastelle - Office Administrator, Las Vegas

Jenn Montrastelle

Office Administrator, Las Vegas

From the moment our patients enter our Las Vegas clinic, Jenn works to make sure they and their caretakers are comfortable and supported. She previously worked in behavioral health for more than a decade and finds joy in helping people regain their inner strength and peace through treatment and support.

Meet the KWC Pups


Support Dog

When he’s not laying on his favorite blanket, you can find Owen at the front desk with his favorite support pal Sadie.


Support Dog

Sadie is a loving and friendly Chocolate Lab. Born at Christmas time, Sadie enjoys the outdoors and connecting with people. Her favorite pastimes include eating food, playing fetch, and meeting new people.


Support Dog

Addie is a lovable and fluffy labradoodle puppy. Her favorite things include her stuffed penguin, peanut butter, and her big brother.

Lord Vader

Support Pup

Lord Vader is a certified emotional support animal. His favorite hobby is collecting sticks.