Meet Our Team

Luiza Petre
As a Cardiologist, Dr. Petre is highly skilled. Yet she has never wavered from her true calling — caring for patients while emphasizing and advocating disease prevention and wellness. She decided expand her work beyond her Cardiology practice to help shine a light on the need for preventative healthcare, especially as it relates to weight management. Dr. Petre began her medical career in 2000 with a residency in Internal Medicine at St. Luke’s Roosevelt Hospital in New York. In 2004, she was appointed a Cardiology Fellowship at Beth Israel Medical Center in New York. She is currently an Assistant Clinical Professor of Medicine at Mount Sinai School of Medicine and Cardiology Clinical Instructor at NYU Langone Medical Center. She is board certified in Cardiovascular Diseases, Internal Medicine, Echocardiography, Nuclear Cardiology, and Vascular Ultrasound and certified in Cardiac CT and Age Management Medicine.
Tami Mattison
Chief Clinical Officer
Tami has been in weight management for over 32 years. Her career began as a RN in New York. With multiple degrees in Nutrition, Psychology and certification in Hypnotherapy, she oversees patient care and staff training. Striving for quality, consistency and effectiveness for every patient in every visit. Current focus is on Integrative Nutrition and the science behind weight loss for overall health and wellness. She firmly believes, Health is more than just a number on the scale. It is that you have the energy, confidence and happiness to pursue your passion and live a meaningful life.
Maryanne Paccione
Nurse Practitioner
Maryanne is a native New Yorker and began her nursing career at the age of 19 as a Registered Nurse and worked for over 24 years in Emergency Room, Nurse Management and Hospital Administration. She received the State of New York Nurse of Distinction award in 1988. Currently she holds two graduate degrees in Health Administration and in Family Nurse Practitioner.After leaving hospital administration in 1993 she moved to Switzerland for seven years working with her husband in an executive position for a manufacturing company. She relocated back to Manhattan in 2009 returning to her first love working as a Registered Nurse for The New York City Public Health Department.In 2017 she decided to advance her career and return to hands on patient care, joining Dr Luiza Petre and Medi-Weightloss Clinic of Manhattan where she could actively pursue her love for healthy lifestyle, fitness and nutrition.She is an avid art lover, professional ball room dancer and stays involved with various charities.
Dana Inzeo
Nurse Practitioner
Dana Inzeo, RN, APN, is a wife, mother of two teenage boys and a nurse practitioner. In 1992, she graduated from Fairfield University with her bachelor’s in nursing, and then in 1998 received her Master’s Degree as a nurse practitioner from New York University. During her 25 years in nursing, she has worked in many different areas, including, oncology, pain management, acute care, and hospice. In 2014 she received her certification as a holistic health coach through the Institute for Integrative Nutrition
Teresa Okard
Nurse Practitioner
Teresa is a board certified Family Nurse Practitioner. She began her career in health care by working as SNA II at the age of 19 years old in the Operating Room at. St. Francis Hospital in Hartford, CT. Since that time, she has logged twenty years of experience in various areas of patient care (cardiac pulmonary step down, neonatal intensive care, pediatric intensive care, well born nursery, maternity, pediatric and geriatric home care, highly skilled long term and short term rehabilitation in geriatrics nursing home care, aesthetic treatment provider, and nurse practitioner). In addition to her extensive clinical experience,Teresa also has an outstanding academic background that includes a Bachelor’s Degree in Nursing from the University of Connecticut in Storrs, CT and a Master of Science in Nursing from the Family Nurse Practitioner Program of Quinnipiac University in Hamden, CT. She is currently working towards finishing her Master's in Health Informatics and her Doctorate's of Nursing Degree at Duke University in Durham, North Carolina. Teresa has a unique combination of strong nursing skills and strives to provide the best health care possible. She believes in building a long lasting and trusting relationship with patients and customers. She seeks to acquire a comprehensive evaluation of every patient by taking time to listen and understand their particular needs. Her true desire is to enhance a positive healing experience and confidence to those in need. For many years, Teresa observed how many health care professionals often overlook patients’ spirituality and the role it may play in their health care. Her scope of practice encompasses health promotion, disease prevention, diagnosis and management of common and complex health care problems beginning in childhood and continuing throughout the aging process.Teresa's combination of clinical education and experience provide a strong academic foundation for the kind of holistic approach to patients that she feels is critical to good patient care – holistic care that considers not only the physical aspects of a patient’s illness, but the emotional and spiritual aspects as well. She believes that healing and wholeness are matters of body, mind, and spirit.
Ramse Cavender
Executive Coordinator
Executive Coordinator Ramse’s goal is to ensure that patients have a wonderful experience when visiting Medi-Weightloss® Eastchester. In fact, total patient care has been her main focus for more than five years. Ramse is a graduate of Bowling Green State University in Ohio and a member of Alpha Xi Delta, Beta Mu Chapter.
Aaron Mele
Registered Dietitian
Aaron Mele is a Registered Dietitian-Nutritionist and is a Certified Dietitian in the state of Connecticut. Aaron holds a bachelors degree in Nutritional Science from the University of Connecticut and went on to complete his Dietetic Internship at Hartford Hospital where he received an extensive education on clinical nutrition and disease pathophysiology. Aaron was hired by Medi-weightloss in 2016 and provides nutritional counseling and meal planning for weight loss to patients at the West Hartford office. Aaron personally follows a ketogenic diet for optimal health and is a strong supporter of nutritional ketosis to assist with healthy weight loss, blood sugar control, and other health issues. Aaron has a passion for nutritional counseling and equipping patients to meet their personal weight loss and health goals through a ketogenic diet and lifestyle.
Samantha Farley
Nutritional Counselor
Nutritional counselor Samantha is very excited to be a part of the Medi-Weightloss ® team. She has a passion for fitness and nutrition, and enjoys learning about all the little changes that can tremendously improve a persons lifestyle. She looks forward to encouraging each patient along their weight loss journey, and loves to see how happy they are once they reach their goals.
Jennifer Martinez
Patient Care Coordinator
Jennifer has over 10 years experience in the medical field and has worked not only in a Receptionist position, but has also worked as a Licensed Phlebotomist for several years in a hospital setting. Jennifer brings her hard work and dedication to the front desk daily and is a joy for not only the patients but the staff to be around. She is well-versed in her role and can answer almost any question that comes up on a daily basis.
Jennifer Sirch
Nutritional Counselor
Jennifer is a graduate of Albertus Magnus College in New Haven and has worked with Medi Weightloss Clinics for the last five years. Jennifer counsels patients through the weightloss journey here in the West Hartford Clinic. She is extremely knowledgeable of the program and the effectiveness. Jennifer treats all her patients with dignity and respect and which allows the patient to reach their goals with no barriers in the way. She is an important member of our staff as she is the most requested counselor in the building.
Diana Rivera-Graham
Medical Assistant
Diana Rivera-Graham has been a Medical Assistant since graduating from Sanford-Brown College in 2013. She joined the Medi Weight loss clinic in October 2016. She previously was a Certified Para-Optometric Technician. Diana is a strong part of our Medi family always making sure the patients needs are met. Diana is also an amazing success story as she has lost 30 lbs on the program.
William Mikell
Medical Assistant
Will is a Medical Assistant whose primary goal is to help ensure patients success in meeting their weight loss dreams. Functioning as both a Medical Assistant and as a weight loss counselor, Will assists in the process by helping patients adjust to the program as well as maintain their loss as they move on into the future. Having received his Bachelors of Science in Biology from Marlboro College he takes an active and passionate interest in weight loss and functionality of the human body as a whole and how changes in lifestyle can affect the body overall.
Medical Assistant
Cesar is a confident and skillful Medical Assistant who brings great patient care and compassion to the table daily as he continuously grows with our Clinic. He graduated his Medical Assistant class in August of 2016 where he was able to gain skills and knowledge in the medical field. Cesar took on his externship roll at Medi Weightloss Clinics of West Hartford where he further gained his phenomenal skills and continues contributing to the team.
Deidre Hall
Patient Care Coordinator
Diedre really enjoys total patient care, whether it's making that initial connection, helping them throughout their weight loss journey with any questions, celebrating every mile stone, or the reaching of their goal. She also enjoys the stages after all patients have reached their goals and wants to see all of our patients maintain the weight loss which signifys success which is our number one goal. Deirde has been working with weight loss patients for four years and finds it very rewarding to support and be apart of something that will change someone's life forever.
Geraldo Tapia
Patient Care Coordinator/Medical Assistant
Geraldo Tapia is excited to bring his extensive Medical Assistant of experience to Medi-Weightloss®. Geraldo Tapia aims to improve the quality of life for his patients and giving them hope for a better future. As a board certified Medical Assistant, he completed his training at the University California of Los Angeles (UCLA). He is also attending Hunter College for License Practice Nursing (LPN).
Laura Diaz
Billing Specialist
Laura Graduated from Westchester College in December 2015 with certificate in Medical Billing and Coding. She also obtained her Certified Coding Associate for national certification in December 2016. Laura has a passion for billing in coding and total patient care.
Stefanie Plas
Stefanie is a ASFA certified personal trainer who specializes in post and prenatal fitness. Her first love is yoga and received her first 200 hour teacher training certification in 2001, she continues to study and train in multiple disciplines including sound therapy. Nutrition has always been a focus in her life. Eat well, Feel well, Do well. Stefanie is proud to be apart of the Medi Weightloss Manhattan team.
David Rocha
Medical Assistant
David is a certified medical assistant with experience in emergency medicine as both an EMT and Paramedic. With a solid base in nutrition, he is an essential part of our quality care team. David uses his knowledge and compassion daily to see his patients reach their weight loss goals. He is driven to see every patient be healthy and comfortable in their own body.
Joseph Rodriguez
Medical Assistant
Joseph is a Medical Assistant and Counselor who is led by empathy and compassion for others. He began his career in the medical field as an Emergency Medical Technician and went on to study and practice as a Paramedic. Joseph has extensive knowledge in the anatomy of the human body and uses that to help our patients find success in achieving their goals. He finds satisfaction in aiding those who choose Medi-Weightloss to make a positive lifestyle change.
Ingrid Quiro
Medical Assistant
Ingrid is a certified medical assistant who earned her degree from Westchester school of medicine in 2015. She's certified in CPR, EKG and phlebotomy. She specializes in counseling at Medi-Weightloss and interacting with new patients on a daily basis. Ingrid enjoys motivating patients to meet their weight loss goals.
Magdalena Talaska
Medical Assistant
She comes with over 10 years of medical office experience and has been a solid part of our Medi team for the last 9 months. With her prior experience and Primary Care she is able to provide great medical knowledge and patient care to our patients who are seeking weight loss.