Meet Our Providers - Psychiatry in McKinney,TX

Meet Our Providers - Healthy Regards Psychiatry in McKinney,TX

Domikah Olagbegi, APRN, PMHNP-BC

Board-Certified Psychiatric Mental Health Nurse Practitioner

Domikah Olagbegi, (formally Burks) is a board certified Psychiatric Mental Health Nurse Practitioner (PMHNP-BC). She combines an evidence-based approach alongside a holistic approach to adult psychiatry and is able to use her experience to better understand each patient’s unique dynamic. She received her education (MSN) and training from the University of Texas at Arlington — where she received training in both inpatient and outpatient settings.

She has over 10 years of nursing experience and over 7 years of mental health experience. She currently works with adult patients of all ages and treats a variety of psychiatric disorders including Anxiety, Depression, ADHD, Bipolar, OCD, PTSD, Insomnia, Psychotherapy. Her beliefs and practices include the whole body, patient-centered, nutrition, and science-backed approach to treatment.

She is a member of the American Nurses Association, Psychiatry Redefined Integrative/Functional Medicine Fellowship, and the American Psychiatric Nurses Association and also work with Healthy Regards Psychiatry in McKinney,TX. Domikah enjoys traveling, exercising, and spending time outdoors with her family and friends.

Mayowa Omoyeni, APRN, FNP-BC, PMHNP-BC

Board-Certified Psychiatric Mental Health Nurse Practitioner & Family Nurse Practitioner

Mayowa Omoyeni is a dual board certified Psychiatric Mental Health Nurse Practitioner and Family Nurse Practitioner. She received her education from The University of Texas at Arlington and The University of Texas Health Science Center at Houston. 

She has experience treating individuals across the lifespan including, but not limited to those suffering from anxiety, depression, bipolar disorder, ADHD, and insomnia. She believes in treating the patient as a whole, while considering mental, physical, environmental, and social factors. She is passionate about providing access to high quality mental health care and promoting overall wellness.

In her spare time, Mayowa enjoys traveling, self-care and spending time with family and friends.

Jilji Payikkattu, APRN, FNP-BC, PMHNP-BC

Board-Certified Psychiatric Mental Health Nurse Practitioner & Family Nurse Practitioner

Jilji is a board-certified Family Nurse Practitioner and Psychiatric Mental Health Nurse Practitioner, who is qualified and experienced in treating patients with Psychiatric disorders.
She graduated from University of Texas at Arlington with a Master of Science in Nursing and became a board-certified family nurse practitioner in 2013.

She completed a post-master certificate in 2021 as a psychiatric mental health nurse practitioner.
She has over 17 years of experience in health care in many practice areas including acute care hospitals, nursing homes, skilled nursing facilities, assisted living, retail clinics, and outpatient clinics.
She provides psychiatric assessments, evaluations, and management to patients of all ages.

She is passionate about providing quality, compassionate, and comprehensive mental health services as she possesses a strong clinical skill enhanced by her natural ability to build rapport with patients and families.
She uses evidence-based guidelines blended with clinical experience, personal observation, and intuition. She values interdisciplinary clinical practice and inter-professional collaboration for a whole person, and a patient-centered approach to health and healthcare.

She enjoys reading, traveling, and spending time with her family.

Bobby Limbu, APRN, PMHNP-BC

Board-Certified Psychiatric Mental Health Nurse Practitioner

Bobby Limbu, is a seasoned Psychiatric Nurse Practitioner with over a decade of experience in the field of psychiatric nursing. Her commitment extends beyond traditional approaches to mental health, as she firmly believes in encompassing factors like healthy diet, sleep, exercise, structured daily activities, and the maintenance of physical well-being.

She earned her degree from the University of South Alabama, and her professional journey has taken me across diverse settings. She dedicated a significant part of my career to the prevention of HIV/AIDS, collaborating on harm reduction programs with injecting drug users in China, Myanmar, and Vietnam. This experience has enriched her understanding of the intersectionality of mental and physical health.

Outside the realm of healthcare, she is passionate about literature, both reading and writing, and finds solace in exploring new cultures through travel, often accompanied by her family. Her multifaceted background fuels her holistic approach to patient care, and she is dedicated to making a positive impact on mental health by integrating various elements into the treatment process.

Her belief in connecting and collaborating in the pursuit of comprehensive mental health and well-being assists an individual to understand the process of combined treatment including pharmacotherapy and psychotherapy.

Tonya McKinzey, LPC-S

Licensed Professional Counselor – Supervisor

Hello! My name is Tonya McKinzey and I am a Licensed Professional Counselor Supervisor. I received my education and training (M.Ed.) from The University of North Texas. I have over 20 years of experience working with clients in areas such as alcohol/substance use, anxiety, depression, relationship issues, domestic violence, women’s issues, parenting issues, and more!

I am a strong believer in the strength of the human spirit and it’s innate resilience to overcome obstacles. I am continually humbled and honored to be able to connect with my clients and support and encourage them on their journeys. I hope to speak to you soon to begin yours!


Office Manager

Nina has been in the administrative career field for over 10 years and has a true passion to work with patients, staff and providers. She is one of the biggest assets in making sure the team and clients are assisted in any way possible. Whenever she is not working, she is spending time with her family or traveling abroad.

Raymond Regalado, RMT

Clinical Assistant

Raymond is driven by a strong commitment to enhancing patient care, streamlining administrative processes, and ultimately, contributing to the overall success of Healthy Regards Psychiatry. He has an unwavering dedication to the healthcare field and his determination to make a meaningful impact. His journey is one marked by a clear sense of purpose, a commitment to quality, and a vision of a healthcare system that is not just efficient but also compassionate and patient-centric.