Our Founders

Faisal Suba M.D

Dr. Suba completed his residency training in Psychiatry at the University of Nevada School of Medicine, where he served as Chief resident of his program. He is board certified by the American Board of Psychiatry and Neurology.

Dr. Suba is currently the Associate Program Director for the Valley Health System Psychiatry residency program. He is currently on faculty with the UNLV School of Medicine, where he received the Faculty of the Year award in 2013, 2014, and 2016 from the Department of Psychiatry. He is adjunct faculty at Touro University in Las Vegas, Nevada. In addition, he serves as an Associate Medical Director at Talas Harbor Hospital.

Dr. Suba served as President of the Las Vegas branch of the Nevada Psychiatric Association in 2011. Dr. Suba was voted Top Doctor by Vegas Inc. magazine in 2015, 2016, 2021, and 2023. 

Dr. Suba received his certification in electroconvulsive therapy (ECT) from Duke University.  He is actively involved in training nurse practitioners, physician assistants, and medical students.  He specializes in treating various psychiatric illnesses, including PTSD, Schizophrenia, schizoaffective disorder, Depression, Anxiety, OCD, ADHD, and Bipolar disorder.

Dr. Suba was appointed by the Governer of Nevada to serve as a member of the Las Vegas Small Business Advisory Council from 2021-2022.

Daniel Park D.O.

Daniel Park, D.O., is a board-certified psychiatrist. He is a dedicated community psychiatrist with experience in inpatient and outpatient treatment in public and private settings.

Dr. Park graduated from Western University of the Health Sciences and completed residency training at the University of  Nevada School of Medicine, Las Vegas, where he served as chief resident. Dr. Park is the Medical Director of Sana Behavioral Health Hospital, Reno Behavioral Health Hospital, and is the Associate Medical Director at Talas Harbor Hospital.

Dr. Park has experience working with the State of Nevada, Rural Services, with clients in Pahrump, and with Elko, Fallon, Fernley, and Lovelock via telemedicine. Currently is an adjunct faculty member at Touro University.

Dr. Jason Cheng, DO

After graduating from a prestigious fellowship at Brown University, Jason Cheng returned to Nevada to practice adult and geriatric psychiatry. He has extensive experience performing ECT (Electro Convulsive Therapy) and TMS (Transcranial Magnetic Stimulation) to treat psychiatric conditions.

Dr. Cheng is currently on staff at Reno Behavioral Health Hospital, and he serves as Director of Outpatient Services. He also actively sees patients in the outpatient setting.

Our Providers

Dr. Sahar Azim, MD

Dr Azim grew up in Las Vegas, attending Valley High School and later graduating from UNLV. She attended UNR School of Medicine and completed residency training at Kirk Kirkorian School of Medicine at UNLV in 2021. When she’s not working, she enjoys taking care of her family and spending time with her kids. She also cherishes quiet, lazy afternoons drinking tea and getting lost in a good book.

Dr. Jason Castillo, DO

Dr. Castillo studied psychology at Georgetown University before entering medical school at Western University in California, and training in psychiatry at UNLV where he was chief resident. As a board-certified psychiatrist with a background in osteopathic medical education, he uses a holistic approach for mental health treatment with expertise in psychopharmacology and the utilization of psychotherapeutic techniques for patient-centered treatment. When not working, he enjoys spending time with his two chihuahuas, traveling, and caring for his bonsai trees.

Dr. Goravanchi, MD

Dr. Goravanchi finished his biology degree at UNLV and graduated from medical school at University of Nevada School of Medicine. He completed his residency in Las Vegas and has spent all of his medical career serving the Nevada residents. He has practiced in a variety of settings both in hospitals and clinics. In addition to English, he speaks French, and Farsi.

Dr. Michael Popov, DO

Dr. Michael Popov, D.O. is a Board-Certified Psychiatrist and a diplomate of the American Board of Psychiatry and Neurology. Dr. Popov completed his undergraduate studies at University of California, Irvine. After receiving his doctorate from Touro University Nevada, he served as Chief Resident at University of Nevada, Las Vegas School of Medicine, where he completed his psychiatric residency. Dr. Popov is a Clinical Preceptor for medical students and an Associate Residency Professor at his alma mater. He is a member of the American Psychiatric Association as well as the Nevada Psychiatric Association. Additionally, he received his certification in Transcranial Magnetic Stimulation and Electroconvulsive Therapy. Dr. Popov is a dedicated community psychiatrist with extensive experience in public and private inpatient and outpatient settings who continues active clinical practice with seriously mentally ill and dually diagnosed patients.


Shaheen Ahmad, PMHNP-BC

Shaheen Ahmad is a board-certified psychiatric mental health nurse practitioner (PMHNP-BC). She received her Master of Science Degree in Nursing from the University of Nevada-Reno.

She is experienced in assessing, diagnosing, and treating psychiatric and mental health conditions in people across the lifespan, including but not limited to: ADHD, major depressive disorders, generalized anxiety disorders, schizophrenia, and bipolar disorders. She strives to provide culturally sensitive and client-centered care in a warm and welcoming environment.

Her healthcare career spans over 24 years, and she has served in nursing and administrative roles across Southern Nevada, including at University Medical Center, Summerlin Hospital Medical Center, MountainView Hospital, North Vista Hospital, and Mountain’s Edge Hospital.

She has been a resident of Las Vegas for over 30 years. She enjoys traveling, spending time with her kids, and playing pickleball. She is fluent in English, Hindi, Urdu, and Punjabi.

Khush Aliyah Abid-Suba, PA-C

Khush Abid-Suba is a national board certified Physician Assistant who has been with Alliance Mental Health Specialists since 2017.
She has always been intrigued by the power of the mind, it’s Physiology and it’s Psychiatry.She completed her undergraduate studies at University of California – San Diego (UCSD) in Physiology and Neuroscience in 2004. She continued her studies at Touro University – Nevada, from which she obtained a Masters degree to be a Physician Assistant in 2010.
Khush is compassionate in her work ethic and enjoys making a positive impact with her clients.  She provides clinical psychiatric care in both outpatient and inpatient facilities. In addition to English, she is fluent in Spanish, Urdu, Punjabi, and Hindi.

Jaymie Alvarez, PA-C

Jaymie Alvarez is a board-certified physician assistant who began working as a psychiatric provider in Las Vegas for Alliance Mental Health Specialists in 2018.  She completed the physician assistant program at Miami Dade College in 2017.  She holds a Master of Medical Science from St. Francis University and a Bachelor of Business Administration from Florida International University.  She has extensive psychiatric experience and is proficient in treating adults with depression, bipolar disorder, schizophrenia, ADHD, PTSD, and anxiety. She enjoys having an active lifestyle and spending time in nature. She is fluent in English and Spanish. Se ofrece servicios de psychiatria en espanol.

Marilyn Alvarez, ARPN

Marilyn is originally from Los Angeles, CA. She has been residing in Las Vegas since 2005. Marilyn was born to Mexican parents and is bilingual in English and Spanish.

Marilyn has an associate’s degree in sociology and a Master’s degree in nursing. She is certified as a Family Nurse Practitioner and Psychiatric Mental Health Nurse Practitioner.

Marilyn started her nursing career in 2015 and has always had a passion for mental health. She has since worked in various settings, including inpatient psychiatric hospitals for children and adolescents, to adults, and in palliative care with geriatric and terminally ill patients. Marilyn is dedicated to mastering her skill set in her career as a nurse practitioner and has been providing care at Alliance Mental Health since August of 2023.

She is a proud mother to two teenage girls.


Christine Barnett, APRN

Christine Barnett is a board certified psychiatric mental health nurse practitioner (PMHNP-BC). Christine received her bachelor’s degree in psychology with a minor in political science from the University of Nevada, Las Vegas (UNLV). She later completed her bachelor’s degree in nursing at UNLV where she received the Academic Excellence Award. Christine then pursued her master’s degree in nursing from the University of South Alabama and was inducted as a member of the Phi Kappa Phi Honor Society and was awarded multiple scholarships for her academic performance.
Christine’s professional experience began as a registered nurse at Montevista Hospital, an acute care psychiatric facility, and she later worked on the Behavioral Health Holding unit at Sunrise Hospital. Christine has experience as a psychiatric nurse practitioner in both the acute care setting and outpatient setting and is trained to treat across the lifespan..

Elena Belova, PMHNP

Elena Belova is a board-certified psychiatric mental health nurse practitioner (PMHNP-BC)

Elena received her bachelor’s degree in science of nursing from Nevada State University and received the Academic Excellence Award. Elena pursued her master’s in science of nursing from Northern Kentucky University and graduated with the highest distinction of honor, Summa Cum Laude. Elena’s professional experience began as a registered nurse in multiple acute psychiatric hospitals and outpatient clinics. As PMHNP, Elena’s focus is on mood disorders, depression, anxiety, psychotic disorders, substance abuse, and chronic mental illness through psychiatric assessment, medication management, and psychotherapeutic interventions. Elena is trained to treat across the lifespan.

In addition to English, she is fluent in Bulgarian, Russian, Serbian, and Macedonian.

Adewale Busari, APRN

Psychiatric Nurse Practitioner with ten years of experience working with patients with mental health challenges. He has spent two years working with Alliance Mental Health Specialists out of our Reno Clinic.

Zelluyah Gaitho, DNP, APRN/GNP-BC, PMHNP-BC

Zelluyah Gaitho is a nurse practitioner who holds over a decade of experience in different fields and is certified in Psychiatry and primary care. She obtained her bachelor’s degree from Nevada State College. She then went to obtain a master’s degree in nursing from University of Alabama Birmingham and a post-master’s certificate in Psychiatry from John Hopkins University. Currently Zelluyah holds a doctorate in nursing practice obtained from Eastern Kentucky University. She works as a psychiatric nurse practitioner outpatient and inpatient with different post-acute facilities. She is a member of Golden Key International Honor society (World’s premier collegiate honor society) and Sigma Theta Tau International.

Kaiwen Jiang, DNP, APRN, PMHNP-BC

Dr. Kai is a doctoral level nurse practitioner in psychiatric mental health. He graduated from Wayne State University in Detroit, Michigan where he practiced extensively in community health in service for the vulnerable populations. His substantial nursing background in the fields of surgical, medical, and intensive care led to the development of interest in the wellness of the mental health, with special attention to depression, schizophrenia, bipolar and substance addiction. He currently serves in outpatient clinic settings at Alliance Mental Health Specialists and Reno Behavioral Healthcare Hospital.

Bilingual in English and Mandarin.

Ann Marie Mallory, APRN

Ann Marie is a Dual Board-Certified Family Nurse Practitioner and Psychiatric-Mental Health Nurse Practitioner with over 16 years of healthcare experience.  She obtained her board certification as a Family Nurse Practitioner in 2013 after completing her Master’s of Science in Nursing at the University of Nevada, Las Vegas.  In 2022, she completed a post-master’s certification as a Psychiatric-Mental Health Nurse Practitioner at the University of Cincinnati. She is passionate about ensuring her patients receive the highest quality of care. She believes in a patient-centered approach, customizing treatment plans to meet each patient’s unique needs.

Miah Mollay, PA-C

Miah has transitioned her work from emergency medicine and urgent care to mental health, where she now specializes in medication management and supportive therapy. Miah enjoys connecting and addressing psychosocial factors with her patients in hopes of guiding them towards a healthier future. Miah was trained locally at Touro University Nevada where she began cultivating therapeutic relationships in the community.

Trina Singleterry, APRN-BC

Trina Singleterry has been a resident of Las Vegas for over 35 years. She is currently practicing as a board-certified Family Psychiatric-Mental Health Nurse Practitioner in the outpatient clinic.

Singleterry received her Doctorate of Science in Nursing from the University of South Alabama. She has experience in treating individuals suffering from depression, anxiety, bipolar, schizophrenia, Adult attention-deficit/hyperactivity disorder (ADHD), and many other mental health disorders.

Trina received her Doctorate of Science in Nursing from the University of South Alabama. She has extensive knowledge and experience in the inpatient and outpatient mental health treatment settings, and she feels honored to be able to work with patients in educating and restoring balance to their mental health.