Jonathan Becker, DO, Medical Director, Brentwood location

Dr. Becker is a native of Tennessee, born in Memphis. He completed his undergraduate and Masters degrees in Developmental Psychology at Tulane University in New Orleans before attending Des Moines University for Medical School. He completed his psychiatry residency program at Vanderbilt University and served as a faculty member there for 7 years before transitioning to our office. While at Vanderbilt, Dr. Becker served as the medical director of the neuromodulation service from 2017-2020. Dr. Becker has published many psychiatric articles.

Michelle Cochran, MD, DFAPA, Medical Director, Nashville Location

Dr. Cochran has been living and working in the Nashville area for over 25 years. She supervises the skilled Nurse Practitioners who work in our clinics. She has been offering TMS services since 2011 and lectures and consults nationally and internationally about TMS.  She is Board Certified and is a Distinguished Fellow of the American Psychiatric Association.

Mary Strayhorn – Phillips, APRN

Mary, a PMHNP- BC, is ANCC Board Certified as an Adult Psychiatric Mental Health Nurse Practitioner. She graduated from the University of North Carolina- Chapel Hill with a BSN, and worked for more than 20 years as a registered nurse in general medicine, surgery, hospice care, and psychiatry before returning to graduate school at Vanderbilt in 2006 to obtain a master’s degree in psychiatric nursing. She has worked in varied roles including community mental health, long-term residential substance use treatment center for women and their children, and college mental health at Vanderbilt University.

Mandy Baxter, APRN

Mandy, a PMHNP- BC, is ANCC Board Certified as an  Psychiatric Mental Health Nurse Practitioner. She sees children from age 14 and up.  Photo and Bio coming soon!

Susan Swanson – Moore, APRN

Susan is a Board Certified experienced psychiatric clinician. She graduated with honors from Vanderbilt University School of Nursing with a Master’s Degree in Psychiatric Nursing and was inducted in the Sigma Theta Tau Honor Society. She and Dr Cochran met over 20 years ago. She assisted in the development and operation of the Child/Adolescent Psychiatric program at Parthenon Pavilion Psychiatric hospital many years ago and has worked in many private and hospital practices and taught new nurses at Aquinas College and Cumberland University. Susan is an integral part of the team at NSTMS and is certified to see children, adolescents and adult patients for care.

Lauren Valencia, LCSW, Spravato Supervisor & VNS Clinical Trial  Coordinator

Lauren Valencia, LCSW received her Masters of Science in Social Work from the University of Tennessee College and started with our office in 2013 as a therapist and TMS Coordinator and is the current Spravto and VNS supervisor. Lauren continues to be an invaluable asset to the TMS team as well. She has been invited to speak at the Clinical TMS Society Annual Meeting in 2016, 2017, 2018, and 2019 and at the PULSES workshop in 2019 (San Francisco & London). Lauren and Dr. Cochran co-wrote the Train Your Brain workbook which was adapted to the online  

Lauren Vedros, TMS Lead Operator

Lauren just started with us in Jan 2020 and we are so excited to have her join our team. She has been trained and functions as the Brentwood front office staff and an Operator now. She is such an asset to our TMS Operator team.  

Allison Palumbo, Care Coordinator

Allison started at our office as a summer intern in 2019. She returned recently as a Care Coordinator after graduating Belmont with a Bachelor of Science in Neuroscience degree in Spring 2021. She coordinates TMS and Spravato/Esketamine Free Screeners & Physician Consultations for these and other services for the group.  She has a passion for patient care and advocates for what is in the best interest of the patient. Allison’s photo is coming soon!

Anna Catherine Rudd, TMS Operator

Anna Rudd is a Mississippi native. She moved to the Nashville area in 2020. She is a graduate of Mississippi College where she received her Bachelor’s of Science in Psychology and Communications and is currently obtaining her Master’s of Science in Clinical Mental Health Counseling.   Anna’s photo is coming soon!


Daniel Dixon, TMS/Spravato Technician 

Daniel is a Nashville native and a graduate of Lipscomb University where he received his Bachelors of Science in Psychology. He’s worked in acute inpatient care settings with a wide range of populations and looks forward to serving those receiving TMS and Spravato treatments. Daniel’s photo is coming soon!

Ali Tanner Self, LMSW

Ali is a Licensed Masters of Social Worker who achieved her Masters Degree at the University of New England after graduating from Belmont University. A native of the Nashville area, Ali has a background in addiction therapy, family work, adoption, and foster, as well as trauma and DBT. Her certifications include Eating disorder treatment, CBT-i (Cognitive Behavior Therapy for insomnia), and attachment and trauma play work.
Ali’s goal for therapy is to provide a nurturing yet challenging support system, so you feel cared for and seen, while also helping you move away from the place in which you are stuck.
Hear Ali talk about some themes of therapy, click here.


For the last few years, we have selected interns from HandShake (an online forum that connects College Students and employers). If you are interested in becoming an intern, contact our office or look for us on Handshake.

Chuck Cochran, MBA, Administrator

Chuck is our back office Administrator. An MBA from Vanderbilt University and a University of Tennessee Alum, you might get a glimpse of him in the office. He is usually tucked away in the back working on accounting, insurance and operations. He is always available to help on any issue when the front office staff is busy or unavailable. Chuck is an experienced Practice and TMS Administrator, and in 2011 was certified as a TMS Operator


Emelyn Davies, Clinic Billing Manager

Emelyn is a Nashville native, born and raised. She excelled at the University of Tennessee in Knoxville, where she majored in Spanish and World Business. While involved in numerous activities, she was a member of Phi Beta Kappa honor society and graduated Summa Cum Laude with a Bachelor of Arts and Sciences. Em began in our office as the TMS Coordinator in 2011 and was promoted to Clinical Practice Manager in 2013. To Email Emelyn about a billing question, email:


Brogan Allen, Front Office Administrator

Details about Brogan Allen are coming; we are so happy to have her as our Front Office Administrator To email Brogan: