Since graduating from Boston University, Oxana always supported her late husband Dr. Yanants Antonevich’s values, beliefs, dreams and ambitions. She is dedicated to upholding his legacy to deliver the highest quality care, respect and dignity to the patients. Oxana strongly believes that New Hor
Vahan Meliksetyan ensures the company has effective operational and financial procedures in place while ensuring the clinic is delivering efficient services that satisfy patient needs.
Eni Zheku is the Director of Operations at New Horizons Medical and is on the forefront of supporting organizational operations and the mission of NHM since 2016.
Olga Belyakova is the Billing Manager for New Horizons Medical and also serves as an Office Manager for our Framingham Location.
Tatiana Tinsley oversees the administrative team in the Lynn office and supports general office operations.
Jesmira Kasemi has been with New Horizons Medical since 2014 and is our most experienced administrative employee.
Tatyana has been with New Horizons Medical since 2016 and is the Accounting Manager.
George oversees marketing and outreach operations at New Horizons Medical.
Medical Director
Dr. Melvin Nemkov graduated from the University of Illinois College of Medicine in Chicago and has been practicing medicine and addiction medicine for 45 years and counting.
Director of Mental Health, LICSW
Linda Ploude is a Licensed Independent Clinical Social Worker with over 15 years of experience in the field of mental health.
Medical Doctor
Dr. Johnelle Smith has graduated from Wayne State University School of Medicine and has been working with New Horizons Medical since 2016.
Medical Doctor
Dr. Laurie Botie, a board-certified physician, graduated from Mt. Sinai School of Medicine in New York, and has been practicing family medicine for 34 years before shifting her focus to addiction medicine.
Medical Doctor
Dr. Daria Karos is a board certified physician with specialty training in addiction medicine, adolescence, and pediatrics. She has been practicing medicine for over 25 years and has been with New Horizons Medical since 2015.
Medical Doctor
Dr. Neeraj Rastogi graduated from King George’s Medical College at Lucknow University and later attained ECFMG Certification in 2003.
MD, MPH, FCAP
Dr. Manlio Loconte is a board-certified physician and has been practicing medicine for over 48 years and describes addiction medicine as fulfilling.
Nurse Practitioner
Stella Uchendu has been practicing medicine for 4 years and Addiction Medicine for 3 years. She holds a baccalaureate degree in Nursing Science from Salem State University and a Master of Science in Nursing Practice from Regis College.
Nurse Practitioner
Annette Okereke obtained a baccalaureate degree in Nursing from Simmons College, a Master in Nursing from Regis College, Doctorate in Nursing Practice from UMASS Lowell, and later Post-Graduate Master in Nursing, PMHNP from Regis College.
DNP, AGPCNP-BC
Xuan Nguyen is a Licensed Adult Medicine Nurse Practitioner, practicing medicine for over 9 years. Xuan holds her baccalaureate degree in Nursing Science from Laboure College and Doctoral degree in Nursing from UMASS Dartmouth.
Nurse Practitioner
Monica Andrade is a licensed nurse practitioner, practicing medicine for over 6 years. She has obtained a degree in nursing from the Graduate School of Nursing at UMASS Medical School in 2014.
Licensed Clinician, Mental Health
Mick studied the Mental Health Counseling and Behavioral Medicine program at BU School of Medicine. He has been providing mental health, addiction, and substance use patient guidance since 2014 while creating elaborate treatment plans.
Licensed Clinician, Mental Health
Stephanie studied mental health counseling at Massbay Community College. She has been providing mental health and addiction recovery support to people since 2019.
Licensed Clinician, Mental Health LADC II
Gia is a mental health therapist who has dedicated her career to helping individuals overcome addiction and achieve long-term recovery. With over 7 years of experience and an LADC II license, she has a wealth of knowledge on the challenges that people encounter in the recovery process.