Our mission is simple – “We provide a patient centered integrated approach that heals the mind and body in an atmosphere of compassion and respect to help you achieve your highest potential for wellness.”
Our trained team of physicians and therapists include board-certified personnel who will treat all aspects of mental and behavioral health.We have male and female psychiatrists and therapists to fit your comfort level. We were one of the initial providers to offer TMS services in Sherman and McKinney. We have been in practice for over ten years.

Dr. B has been named one of D Magazine’s best doctors of DFW in 2018.

Deepika Bhargava


Medical Director, CEO

Dr. Deepika Bhargava (who is lovingly known by staff and patients as Dr. B) is a board-certified Adult and Geriatric Psychiatrist as well as the medical director of Exult Healthcare.

Dr. B did her externship at St. Elizabeth Hospital, in Washington, D. C.  She went on to do her residency in Psychiatry at Wright State University in Ohio. Finally, Dr. B did her fellowship in Geriatric Psychiatry at UT Southwest.

Dr. B has held many leadership positions and served as Medical Director at Haven Behavioral Hospital, Allegiance Hospital (in Tyler and Keller, TX).  She currently is a member of American Association for Geriatric Psychiatry and Obesity Medicine Association.

Exult Healthcare was conceptualized when Dr. B wanted to combine her passion for mental health, addiction and obesity medicine. Dr. B is now Board Certified in Addiction Medicine!

During her free time, Dr. B enjoys time with her husband and their three children.
She loves to cook and spend time with her two dogs, Sugar and Oreo.

Cynthia Dsauza


Clinical Director

Dr. Cynthia Dsauza is a licensed marriage and family therapist and received her Ph.D. in Marriage and Family Therapy at Texas Tech University. Her clinical and research specialization is in eating disorder and addiction treatment and has worked extensively in the field. Her research has included addiction recovery in emerging adults, factors influencing long term recovery, spirituality in long term recovery, treatment of binge eating disorder and food addiction.

Dr. Dsauza also specializes in the treatment of process addictions (sex addiction, gambling, etc.). She has worked in community agencies and private practice with individuals, couples and families looking to work towards growth and healing.

Dr. Dsauza believes that change comes from understanding what drives our behavior and then making a conscious effort to change what doesn’t work for us anymore. Her greatest joy is working with people to find solutions to their problems so that they can go on the live their life to the fullest.

She is located in both McKinney and Sherman offices.


Afshin “Pinky” Virani


Nurse Practitioner

For over a decade Pinky has dedicated herself to working with individuals suffering from mental health issues. She has worked in psychiatric mental health and medication management for patients of all ages. She has applied her knowledge in a variety of settings including community mental health clinics, private clinics, veterans’ mental health clinics, homeless shelters, nursing homes, group homes, foster homes, children’s shelters and psychiatric hospitals.

Pinky earned both her Bachelor and Master of Science in Nursing from the University of Texas at Arlington. Her master’s degree was in the Family Psychiatric Mental Health Nurse Practitioner Program. She is currently studying for her Doctorate in Nursing Practice.

She is now accepting new patients in Sherman and McKinney.

Karen Limme



Karen received her Masters of Arts in Professional Counseling at Texas Wesleyan University where she studied Professional Counseling, Marriage and Family Therapy, and School Counseling. She specializes in crisis counseling especially patient with schizophrenia or psychosis. Karen has a background with sexual abuse, sex trafficking victims, trauma, and anxiety induced somatization like psychogenic non-epileptic seizures.

She is located in both McKinney and Sherman offices.

Emad Khan


Child & Adolescent Psychiatrist

Dr. Emad Khan is a psychiatrist specializing in Child & Adolescent Psychiatry with over 30 years of experience.