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Our Team

Administrative Team

Natalie Lender, MD

Partner and Chief Medical Officer

Natalie L. Lender, MD is a psycho-pharmacologist and Certified in the practice of Psychiatry through the American Board of Psychiatry and Neurology. Dr. Natalie Lender received her medical degree from the Moscow State Medical University (Moscow, Russia). She later graduated from the psychiatric residency-training program at TUFTS University (Boston, MA) in 1998.

Dr. Lender worked as attending psychiatrist at Bournewood Hospital located in Metro Boston, where she practiced general psychiatry and specialized in drug and alcohol addiction treatment.

Dr. Natalie Lender formed Square Medical Group in 2008 and has since developed the practice into a valuable resource for the Greater Boston community. Dr. Lender’s experience includes co-occurring substance use and mental disorders. Dr. Lender also has 20 years of experience in person-centered treatment and program development. She is certified to provide Transcranial Magnetic Stimulation (TMS).

Dr. Lender designs and implements patient care strategy for patients at Square Medical Group. She is most passionate about developing the next phase in integrative care for dual-diagnosis and substance abuse patients.

Natalie Lender, MD

Jeffrey Gershman

Partner and Chief Executive Officer

Jeff Gershman is the Chief Executive Officer for Square Medical Group and has held this position since 2011. Jeff graduated from New York University’s Stern School of Business with a bachelor’s degree in Finance and Accounting. After working in Investment Banking and Healthcare Startups Jeff joined Square Medical Group to help the founder, Dr. Natalie Lender, build her vision for a community focused mental health/substance abuse agency.

Jeff Gershman serves on the board of M.A.S.H (Massachusetts Alliance for Sober Housing).

Jeffrey Gershman

Elaine Stark

Vice President of Quality and Compliance

Elaine Stark, Vice President of Quality and Compliance, joined Square Medical Group in 2014. Elaine has worked for government, and both profit and non-profit organizations, in clinical and administrative positions. Prior to coming to Square, Elaine was the Executive Director at Boston Institute for Psychotherapy (BIP), for ten years and served as Chief Administrative Officer for New England Psychiatric Consultants, P.C. (NEPC) for 12 years. She brings significant expertise and experience in contract procurement and administration, program development, Federal and state regulations, as well as healthcare accreditation requirements. Elaine earned a BA from Assumption College with a double major in Psychology and Social Rehabilitation and a Master of Liberal Arts degree from Harvard University with a concentration in Psychology.

Elaine Stark

Lana Surilov

Practice Director

Bio coming soon

Daniel Iannitelli

TMS Director

Daniel Iannitelli, Director of TMS (Transcranial Magnetic Stimulation), joined Square Medical Group in 2020.  Daniel earned a BA in Psychology at Bridgewater State University and continued his education with a MA in Industrial and Organizational Psychology at Southern New Hampshire University. While working in an inpatient psychiatric care setting, Daniel discovered his passion for helping others. As Director of TMS, Daniel continues this passion by focusing on growing SMG’s TMS division and improving the accessibility of this innovative treatment for all who need it.   

 

Robin Pape

Billing Manager

Robin Pape, Billing Manager. Robin joined Square Medical Group in January 2014. She brings many years of medical billing experience to Square. Robin has worked for small and large mental health practices in the South Shore area. As a result of these experiences, she brings with her the knowledge of a variety of medical software programs.

Robin is able to keep up with the ever-changing landscape of medical billing by taking part in webinars and meetings hosted by insurance companies. This knowledge helps her to work through billing challenges and support our patients from a business perspective.

Robin Pape

David Selden, LICSW

Clinical Director

David R. Selden, LICSW has over 40 years’ experience in the field of behavioral health. In addition to his work as a clinician, he has served as supervisor, executive level manager and consultant to local and national programs providing mental health, substance use and co-occurring disorder treatment services to teens and adults. In addition to his responsibilities at Square Medical Group, he also maintains a private clinical and consulting practice in Salem, Massachusetts and is adjunct faculty at Salem State University in the departments of Social Work and Counseling Psychology.

David Selden, LICSW

Dawn P. Drummey, MSW

Program Director, River House

Bio coming soon

Joelle Flynn, LMHC

Clinical Director, River House

Bio coming soon

Medical

MDs

Kenneth Adelman, MD

Psychiatrist

Dr. Adelman is a board-certified psychiatrist with over 25 years of clinical experience working with adolescents and adults. He obtained his MD at Temple University and his residency training at UCLA in 1992 before moving on to hold faculty positions at University of Michigan, Tufts University, University of Massachusetts and Boston University. Since moving to the Boston area in 1996 he has held clinical and administrative positions in hospital and outpatient settings in both the public and private sector. His areas of interest include neuroeconomics, Darwinian medicine, cognitive neuroscience and psychiatric informatics. At Square, he seeks to leverage his diverse experience and interests to develop individualized, understandable and achievable plans of care for his patients.

Dr. Adelman joined Square Medical Group in 2018 and sees patients at their Watertown location. He is certified to provide buprenorphine treatment and Transcranial Magnetic Stimulation (TMS).

Sarah Bolte, LMHC

Cynthia Carter, MD

Psychiatrist

Cynthia S. Carter, MD is Certified in the practice of Psychiatry by the American Board of Psychiatry and Neurology and has over 35 years of clinical experience.. She received a Bachelor of Science from Howard University in Washington, DC and medical degree from the University of Illinois at Chicago. She received psychiatric training at Yale University with an emphasis in Addictions and Forensic Psychiatry. She completed a Fellowship in Forensic Psychiatry at Case Western Reserve University.

Her areas of interest include Addictions (she is certified in the prescription of Suboxone), the interface between Law and Psychiatry, Mood Disorders, Anxiety Disorders, Psychotic Disorders, Eating Disorders, Women’s Issues, psychopharmacology and Cross-Cultural Issues. She speaks English and Haitian Creole. Dr. Carter sees Square Medical Group patients in the Watertown office. She is certified to provide Transcranial Magnetic Stimulation (TMS).

Cynthia Carter, MD

Alan Fisch

Psychiatrist

Alan Fisch, MD has been working in the mental health field for many years as practitioner and educator. He taught trainees in psychopharmacology at Metrowest Medical Center, and  Tufts Medical School; and Family Therapy at the Beth Israel Deaconess Hospital  in Boston, as well as psychiatry residents.

Dr. Fisch is Board Certified in Psychiatry and recently became a Diplomate in the American Board of Addiction Medicine and a Fellow in the American Society of Addiction Medicine. Additionally, Dr. Fisch has served as consultant to area clinics and practitioner in the areas of group and family therapy as well as addiction medicine.

Dr. Fisch gives back to his community as former Commissioner in the Commission for the Arts, local Neighborhood Association Welcoming Committee, and local  Mental Health Community Council. He gives fascinating historic tours of the Boston Public Library, Copley Square, and for relaxation he plays the baritone  Saxophone in a 9-piece jazz band, Six O’clock Jump.



Alan Fisch

Alexander Kozlovsky

Psychiatrist

Alexander Kozlovsky, M.D. earned his M.D. at St. Petersburg State Medical University in St. Petersburg, Russia in 1987. He first completed his residency training in Psychiatry at Bekhterev Psychoneurology Institute in St. Petersburg in 1990, and then at Boston University Medical Center in 2000 and is Board Certified in Adult Psychiatry by the American Board of Psychiatry & Neurology.  

He served as an Attending Psychiatrist, Clinical Instructor and then as an Assistant Clinical Professor at New England Medical Center.  
Dr. Kozlovsky worked as the Medical Director for Arbour-HRI Hospital in Brookline and later as the Medical Director for Adult In-Patient Psychiatry Service at North Shore Medical Center in Salem, Massachusetts.  

In 2007, Dr. Kozlovsky joyed Psychological Care Associates, a private group practice in Woburn, Massachusetts providing psychopharmacological evaluation and management for general adult population.  

As of May 2021, Dr. Kozlovsky has become a staff member at Square Medical Group and is offering in-person appointments in our Woburn location, as well as telehealth appointments.

Gregory Labun

Psychiatrist

Dr. Gregory Labun is an Assistant Professor of Psychiatry at Tufts University Medical School, Board Certified in Adult Psychiatry by the American Board of Psychiatry and Neurology. He completed his Residency training in psychiatry at Tufts Medical Center.

Dr. Labun has special interest and expertise in Psychopharmacology and Addiction and Forensic Psychiatry. He has years of clinical experience working with patients undergoing court-ordered forensic evaluations on an inpatient basis. He has administrative and leadership experience serving as a Medical Director of an Acute Inpatient Psychiatric Unit. Dr. Labun has provided numerous forensic consultations in civil commitments and guardianship cases as an Independent Medical Examiner / Expert Witness in his private practice.

Dr. Labun sees patients at Square Medical Group, in both Watertown and Weymouth, for general psychiatric and addiction issues. Dr. Labun is certified to provide Transcranial Magnetic Stimulation (TMS) treatment.

Gregory Labun

Susan Stern, MD

Addiction Medicine

Dr. Susan Stern is an Internal Medicine physician, specializing in Addiction Medicine and Behavioral Health. She earned her BA from Princeton University and her MD from Columbia University College of Physicians and Surgeons. She completed residency training at Tufts New England Medical Center and The Cambridge Hospital. Dr. Stern is certified by the American Board of Internal Medicine. She has been licensed to practice in MA since 1997.

Dr. Stern has practiced at Harvard University Health Services and Physicians Healthy Weight Center in NH. She joined Square Medical Group in March of 2018 at the Watertown location. Her areas of interest include Women’s Health and Eating Disorders in addition to her work with Substance Use Disorder patients where she brings a compassionate approach to health and wellness. She is certified to provide buprenorphine treatment.

Susan Stern, MD

Psychologist

Sean Markey, EdD

Psychologist

Sean Markey, Ed.D. is a Massachusetts licensed psychologist with a professional interest in psychological testing and diagnosis. Dr. Markey earned his doctorate at American International College. He completed his pre-doctoral internship through the State of Connecticut’s Department of Children and Families, and his post-doctoral internship at Arbour-Fuller Hospital in South Attleboro, MA. He worked in private practice in Worcester from 2011 to 2017, joined Square Medical Group part time in 2016 and full time in 2017. He sees patients at the Watertown location. Dr. Markey performs neuropsychological evaluations with special attention to frontal lobe functioning and is interested in diagnostically relevant concepts such as free will vs. determinism, complex behavioral patterns vs. diseases, and psychological vs. medical diagnoses.

Lab

Briana McQueeney

Laboratory Supervisor

Bio coming soon

Jackson Kanyiri

Julia Codling

Laboratory Technician

Bio coming soon

Julia Codling

Nurse Practitioners

Anna Coulstring, CNP

Anna Coulstring is an ANCC board-certified Nurse Practitioner who joined Square Medical Group – Weymouth in 2011. She received her Bachelor & Master of Science in Nursing from MGH Institute of Health Professions. Her clinical interests include addiction medicine, influence of the media on health & body image and obesity/weight management.

Anna has been working in primary care & addiction medicine since 2010. She currently provides medication management & therapeutic support to patients with Substance Use Disorders. She is a certified Buprenorphine prescriber and also supports patients on medications including Vivitrol & Sublocade. She wholeheartedly believes in supporting patients struggling with addiction to not be defined by this disease and gives them the resources needed to thrive in all areas of their lives. As a lifelong resident of the South Shore she is enjoying the privilege of giving back to her community through her current role at Square Medical.

Anna Coulstring, CNP

Marlyn Jules, CNP

Marlyn Jules has been a Family Nurse Practitioner for over twenty-one years. She joined Square Medical Group in October of 2011 and practices in the Weymouth office, delivering care with compassion and bringing hope to patients with ‘substance use disorders.’
She acquired her master’s degree from Northeastern University and received her clinical training at Beth Israel, Children’s Hospital and numerous clinics in the Boston area. Marlyn has received the “Clinical Excellence Award in Nursing” from the Massachusetts Nurses Association. She has worked as an adjunct faculty member for nursing at the Roxbury Community College, teaching clinical and laboratory components for over twenty-one years. She is an avid gardener and brisk walker.

Marlyn has served in the roles of nursing supervisor, manager, educator, mentor and Quality Assurance professional. She enjoyed being the featured speaker at nursing graduations in the US and as a nursing workshop facilitator in the Caribbean.

Marlyn Jules, CNP

Megan Macleod, CNP

bio coming soon

Megan Macleod, CNP

Tanya Gershman, CNP

Bio coming soon

Jay Hedrington, CNP

Jamaal “Jay” Hedrington MSN, PMHNP-BC, is a board certified Psychiatric Mental Health Nurse Practitioner, with training and experience caring for patients with psychiatric disorders. He has years of experience helping individuals with mental health challenges manage their complex emotional needs. Jay earned his Master of Science in Nursing, Psychiatric Nurse Practitioner specialization, from Regis College in Weston, MA. He strives to provide compassionate client centered care to every person he treats. Jay's practice philosophy is forging relationships with people to understand their health needs and goals and working collaboratively with each individual to develop a plan to achieve their best possible state of mental and physical health. His best advice for individuals seeking help to manage their mental health challenges is this: Though it is impossible to erase our past we can through small consistent efforts create a brand-new ending for our story.  Jay is offering in-person appointments in our Woburn location, as well as telehealth appointments.

Conor Larson, CNP

Conor Larson is an ANCC board-certified Psychiatric Mental Health Nurse Practitioner. He received a Bachelor of Arts in Psychology from the College of the Holy Cross, and a Bachelor and Master of Science in Nursing from the MGH Institute of Health Professions. His clinical interests include how music affects brain plasticity, and its usefulness in processing trauma, improving motivation, and regulating emotions. He has been playing guitar for over 15 years.

Conor's clinical experience includes running individual and group supportive counseling sessions through MGH, and as a psychiatric liaison on an inpatient medical floor at Whittier rehabilitation hospital. He is certified to provide buprenorphine treatment to patients with Substance Use Disorder.

Medical Assistants

Jacquelyn Stout

Jacquelyn Stout

Lynette Greenstein

Lynette Greenstein

Victoria Santos

Alecia Pio

Zoe Mansfield 

Alecia Pio

Jennifer Connolly

Alecia Pio

Clinical Team

Clinicians

Patricia Larson, LICSW

Patricia Larson LICSW is a Board Certified Licensed Independent Social Worker who has been in practice for over 30 years. She graduated from Salem State College with a BA in Psychology and an MSW from Boston College School of Social Work. She did her Internships at Tewksbury State Hospital and at McLean Hospital in the Psychotic Disorders Unit. She has worked at the Carney Hospital in Dorchester, MA doing both Inpatient and Outpatient Work. She also worked at Charles River Counseling Services in Newton, MA for many years doing Outpatient Work.

Pat specializes in working with Adults around Anxiety, Depressive Disorders, and Substance Abuse. She also enjoys working with Clients in Bereavement and with Schizophrenia. She has been with Square Medical since July 2015 and works in the Watertown Office.

Patricia Larson, LICSW

IOP/PHP Clinicians

Salwa Galal

IOP Program Coordinator

Salwa Galal is a master’s level mental health clinician having received her graduate education in Mental Health Counseling from Lesley University, with a focus on holistic treatment, spirituality, and treating addictions. She is also bilingual in English and Arabic. Salwa joined Square Medical group in 2020 and is now the Intensive Outpatient Program manager for both Watertown and Weymouth.

Salwa Galal

Pearl Morgovsky

Pearl Morgovsky is Mental Health Counselor specializing in Individual and Family Therapy. She completed her Masters at William James College with concentration in Family and Couples Therapy. She did her Internships at McLean Hospital at Waverly Place Program and at Square Medical.  Ms. Morgovsky works in EFT (Emotional Focus Therapy) modality, Solution Focus Therapy and DBT.

Ms. Morgovsky has years of experience working with older adults and families dealing with illnesses related to dementia, memory loss, and depression. She also enjoys working with couples, going through difficulties in their marriage.

Pearl Morgovsky

Other Administration

Tina Jones

Biller

Tina Jones

Luba Goudovitch

Biller

Terri Muir

TMS

Genevieve Gigandet

TMS Assistant and Operations Manager

Ally Robbins

Ally Robbins

TMS Coordinator, Woburn

Ally Robbins

Mary McCormack

TMS Coordinator, Watertown

Mary McCormack

Alexandra DoCanto

TMS Coordinator, Weymouth

Shaun Nee

River House

Kelsey Vasquez

Master’s Level Clinician

Kelsey Vasquez

Marlon Francois

Recovery Support Specialist

Marlon Francois

Angelo Silver

Recovery Support Specialist

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Candice Sullivan

Case Manager

Candice Sullivan

Arthur Amstead

Recovery Support Specialist

Yaret Lopez

Recovery Support Specialist

Charles Mabirizi

Recovery Support Specialist

Griffin O'Connor

Recovery Support Specialist