Dr. BatterbeeKevin Batterbee, D.O. - Board Certified Psychiatrist - Michigan Medical Director, Great Lakes TTC, LLC.

Dr. Kevin Batterbee is a well-known area physician who will be providing medication management utilizing our state of the art tele-video conferencing suite. The advancements of technology allow private streaming video sessions in the Petoskey location with on-site staff to assist as a contact point for daily needs. Dr. Batterbee’s educational background consists of undergraduate studies from Michigan Tech University, Medical Education - Michigan State University, internship at Ingham Regional Medical Center/Michigan, and residency at Michigan State University – Dept. of Psychiatry. He specializes in adult psychiatry and also treats adolescents 14 + years with the ability to evaluate clients and to determine whether or not symptoms are the result of a medical or mental illness or combination. Dr. Batterbee’s extended schooling period involves comprehensive training in psycho-pharmacology, medical care issues, psychiatric diagnosis, and psychotherapies.

Dr. BatterbeeDr. Rajput - Board Certified Adult and Geriatric Psychiatrist

Dr. Rajput is board certified adult and geriatric Psychiatrist. He finished his psychiatry residency from University of Connecticut and then completed Fellowship of Geriatric Psychiatry from Stanford University California. He has been working as Psychiatrist for the last 20 years. He specializes in mood and anxiety disorders. He has extensive experience in treating elderly mental health issues and memory disorders. Dr. Rajput enjoys playing golf and reading. He is scheduling for August 2019 for adult clients.

drzAhmad Zubairi, M.D. - Board Certified Adolescent and Adult Psychiatrist

Dr. Zubairi is a Board Certified Adult Psychiatrist who also has Board certification in Child and Adolescent Psychiatry. Dr. Zubairi is not accepting patients at this time.


ADAnthony DiLoreto, DNP, PMHNP-BC.

Anthony is a board certified Psychiatric Mental Health Nurse Practitioner. He is joining the practice with a wide variety of experience within the mental health field. He graduated with his bachelors of science in nursing from the University of Detroit Mercy. He then went on to Wayne State University to complete his masters degree of science in nursing with specialization in mental health. Anthony has also completed his Docotrate in Nursing Practice and continues to strengthen his skill set in mental health with achievements in educational growth and evidence based sciences. Since then, he has had extensive experience in providing inpatient and outpatient mental health treatment, as well as providing home health care services for those with mental illness. He has served as a mental health consultant for oncology services, pain, palliative care, and hospice programs, also providing inpatient mental health education. He is passionate about reducing the stigma associated with mental illness and providing integrative mental health treatment. He is currently enrolled in the doctorate of nursing practice program at the University of Michigan-Flint. He resides in Rochester, Michigan with his wife, two sons and labradoodle. New patients are being accepted at this time for adolescent and adult medication management!

geriGeraldine Dorris, PMHNP-BC

Geraldine "Geri" Dorris received her Bachelor of Science and Master of Science in Nursing from Wayne State University. Her Associates Degree in Applied Science was received from Macomb Community College, Michigan. Living downstate she has practiced at St. John Hospital Corp and the Detroit Medical Center. While speding time in Florida, Geri, worked with several nursing homes, assisted nursing facilities and in her private practice. Having a nursing specialization in Adult Psychiatric Mental Health allows her to offer psychotherapy in combination with prescribing medicines. This includes Cognitive Behavioral Therapy, Supportive Therapy, Educational Therapy and health teachings which assist working with adults who have depression, anxiety, bipolar disorder, cognitive impairment and demenita diagnosis. Geri welcomes input from families and support persons involved to help provide total patient care. Hobbies include spending time with her husband and family now relocated back to Northern Michigan, reading, walking, bicycling, being in nature and being an active member of several area orginazations.

ndNatalie Ducastel, PMHNP-BC 

Natalie is a board certified Psychiatric Mental Health Nurse Practitioner. Her passion for the mental health field started early in her life and she received her undergraduate degree in psychology at Miami University of Ohio. She then went on to obtain her Masters in Higher Education and worked as an academic counselor for several years. With a passion for helping others and a strong interest in science, Natalie transitioned to the nursing field. She completed her Masters of Science degree with a focus in psychiatric nursing at Ohio State University. Her experience includes working with individuals with mood disorders, schizophrenia, bipolar disorder, depression, anxiety, and sexual and gender identity issues, among many other mental health concerns. Natalie looks forward to best serving the needs of her clients with a focus on overall health and wellness.


ndDr. Donovan D. Royal, Psy.D – Clinical Psychologist

Dr. Donovan D. Royal is a licensed clinical psychologist. He obtained two Master Degrees in psychology from the New School for Social Research and took his doctorate at Albert Einstein College of Medicine’s renowned Ferkauf Graduate School of Psychology. Dr. Royal specializes in assessment and treatment of mood disorders and coping with chronic illness. He provides supportive, solution focused psychotherapy to adolescents, adults and couples. Dr. Royal is also interested in the psychological wellness and preparedness of individuals facing invasive, operative medical procedures. Providing psychological clearance for bariatric surgery and E-Stimulator implantation for pain management are additional services he specializes in. With over 25 years of practice with public and private consumers Dr. Royal has achieved a loyal following. He is now accepting clients ages 13 and older.


derekDerek Johnson, MSW, LMSW CEO Great Lakes TTC, LLC.

A native of Northern Michigan, Mr. Johnson completed his undergraduate studies at Madonna University and graduate studies in social work at Michigan State University, both with highest honors. Derek is 1 out of 10 certified family psycho-education educators for the state of Michigan. He is a consultant and trainer to other providers for evidence based practice. He has over 13 years of experience working directly with clients and their family members coping with situational stressors, substance abuse, crisis intervention and mental illness.


moriahMoriah Schultz, R.N. -  Practice Manager

Moriah Schultz is our director of Nursing and a graduate from North Central Michigan College. Working history includes: 8 years long term care—high acuity, 3 years primary care with a holistic focus and 10 years currently specializing in the mental health field. Education continuation allows her the ability to evaluate and provide care for patients with psychiatric disorders, medical mental conditions, to substance abuse problems. Moriah is licensed to provide emergency psychiatric services, assess the psychosocial/physical state of patients, create treatment plans, and continually manage client care. She will serve as your on-site contact for medication concerns, nursing evaluations and intake scheduling needs.




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