Get to know us

Get to know us

by exulthealth
Meet Our Providers
We have a staff with a variety of specialties to meet your needs. We have male and female psychiatrists and therapists to fit your comfort level.

Doctor 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.

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 D’Sauza


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.


Piper D. Kiser



Piper has been a licensed psychotherapist since 2003. She earned her M.ED. in Community Counseling and B.S. in Human Development and Family Studies/Substance Abuse from Texas Tech University. Before joining Exult Healthcare, she worked in her private practice for seven years. Piper is specializes in treating PTSD, anxiety/stress disorders, addiction and recovery, eating disorders, grief counseling, and family-focused care. She believes that “in the therapy process, each person will work to clarify a personal truth.”

James Fox



Mr. Fox is originally from Lubbock, Texas, but has lived in Tulsa for 15 years. Fox received his B.S. of Human Development & Family Studies. He also got his MSW from the University of Oklahoma. Mr. Fox now lives in Allen, TX with his wife, step-daughter, step-granddaughter, and their dog, Heidi.  He enjoys playing guitar, writing, reading, listening to music, going to the movies, and traveling.

He is now accepting Medicare patients in McKinney and Sherman.


Emad Khan


Child & Adolescent Psychiatrist

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

Arun Badi


Otolaryngology and Sleep Medicine Specialist

Dr. Arun Badi is a practicing Otolaryngologist (ENT) and Sleep Medicine Specialist.

As one of the very few dual Board Certified Otolaryngologist and Sleep Medicine Specialist in Texas, he offers comprehensive nonsurgical and surgical treatment of Sleep Apnea and Snoring in adults and children. He is one of the first to offer Inspire, hypoglossal nerve stimulator for sleep apnea.

Apart from sleep disorders, Dr. Badi medically and surgically treats sinus and allergy disorders. Office based treatments offered include balloon sinuplasty, turbinate reduction and allergy treatments.