3.5 mi
Greenwich, CT 06830
Judith Goldberg-Berman, MD, PhD
Endocrinologist
75 Holly Hill Lane, Suite 305
Greenwich, CT 06830
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18 providers
Availability last updated 05/25/2025
Judith Goldberg-Berman, MD, PhD
Endocrinologist
75 Holly Hill Lane, Suite 305
Greenwich, CT 06830
Having a chronic illness that requires regular monitoring, or living with a condition that has yet to be diagnosed, is overwhelming. Men and women in the Yonkers, New York area have relied on Jonas Leibowitz, MD for years. As the city’s longtime trusted endocrinologist, Dr. Leibowitz treats a wide scope of medical issues. His practice, Jonas Leibowitz, MD, is near New York City and Westchester County, New York.
Dr. Leibowitz tackles some of medicines toughest cases in his practice. Dr. Leibowitz graduated from Sophie Davis School of Biomedical Education in New York and completed his Internship and Residency at The Mount Sinai Medical Center.
Dr. Leibowitz continues his education regularly, focusing on new technologies and medications. On the cutting edge of new science, Dr. Leibowitz lectures all over the region to teach other medical professionals how to prescribe medication, and when.
The office of Jonas Leibowitz, MD, is currently accepting new patients. Dr. Leibowitz specializes in hormonal disorders, thyroid issues, diabetes, and all types of endocrine-related diseases, he’s highly skilled at treating almost any type of health concern patients may have. His expert team cares for patients from the diagnosis stage, all the way through establishing a treatment.
Dr. Jonas Leibowitz, MD
Endocrinologist
770 McLean Ave.
#B
Yonkers, NY 10704
Alla Khalfin, OD is a board-certified endocrinologist who provides a wide variety of services at her medical office in Syosset, New York. Dr. Khalfin is a thorough, compassionate provider who puts patient care first. She listens carefully to each patient and strives to help each person achieve their health care goals.
Dr. Khalfin provides comprehensive diagnostic and treatment services for several endocrine-related conditions, including diabetes, osteoporosis, adrenal problems, goiters, thyroid conditions, and obesity. She also employs a nutritionist to provide effective weight loss services to her patients.
Besides holding certifications in endocrinology from the American Board of Internal Medicine in internal medicine, Dr. Khalfin also has certifications in endocrinology, diabetes, and metabolism. She’s also a current member of the American Association of Clinical Endocrinologists, the American College of Physicians, and the Endocrine Society.
Dr. Khalfin is a graduate of the New York College of Osteopathic Medicine of the New York Institute of Technology. She continued her education through internships and residencies at the Staten Island University Hospital and North Shore-Long Island Jewish Health System. She also completed a fellowship program in clinical endocrinology at the Westchester Medical Center.
Whether your needs are weight-related or endocrine-related, you can rely on Dr. Khalfin, so click or call to book a consultation with her today.
Dr. Alla Khalfin, DO
Endocrinologist
175 Jericho Turnpike
Suite 201
Syosset, NY 11791
Alla Khalfin, DO is a board-certified endocrinologist who provides a wide variety of services at her medical office in Syosset, New York. Dr. Khalfin is a thorough, compassionate provider who puts patient care first. She listens carefully to each patient and strives to help each person achieve their health care goals.
Dr. Khalfin provides comprehensive diagnostic and treatment services for several endocrine-related conditions, including diabetes, osteoporosis, adrenal problems, pituitary disorders, thyroid conditions, metabolic syndrome and obesity. The doctor along with her certified nutritionist provide effective weight loss services and approach to wellness health to her patients.
Dr. Khalfin is holding certifications in Internal Medicine and in Endocrinology, Diabetes, and Metabolism from the American Board of Internal Medicine. She’s also a current member of the American Association of Clinical Endocrinologists, the American College of Physicians, and the Endocrine Society.
Dr. Khalfin is a graduate of the New York College of Osteopathic Medicine of the New York Institute of Technology. She continued her education through internships and residencies at the Staten Island University Hospital and North Shore-Long Island Jewish Health System. She also completed a fellowship program in clinical endocrinology at the New York Medical College at Westchester Medical Center.
Whether your needs are weight-related or endocrine-related, you can rely on Dr. Khalfin, so click or call to book a consultation with her today.
Gina Langiulli, RD
Dietitian
175 Jericho Turnpike
Suite 201
Syosset, NY 11791
Dima Yeshou, md
Endocrinologist
12-04 Saddle River Rd
Fairlawn, NJ 07410
Elise Brett, MD, a board-certified endocrinologist in New York City, offers highly personalized medical care to adult patients at her private practice, Elise M. Brett, MD, PC. Located in the Upper East Side of Manhattan, Dr. Brett specializes in diagnosing and managing conditions such as diabetes, thyroid disease, obesity, and polycystic ovary syndrome (PCOS).
Dr. Brett received her bachelor’s degree at the University of Michigan in Ann Arbor, Michigan. She went on to earn her Doctor of Medicine at the Icahn School of Medicine at Mount Sinai in New York City. Dr. Brett completed both her internal medicine residency and a rigorous endocrinology fellowship program at Mount Sinai Hospital. Additionally, Dr. Brett is also a Certified Nutrition Support Clinician and is endocrine-certified in neck ultrasound and fine-needle aspiration (FNA) biopsy.
Hormones control nearly everything the body does and have a significant impact on overall health and wellness. Dr. Brett provides comprehensive medical evaluations and testing to uncover the root cause of issues ranging from hair loss and skin problems to abnormal menstrual cycles, fatigue, and weight gain. Her goal is to restore patients' health and wellness with personalized medical treatment and lifestyle modification.
In addition to her private practice, Dr. Brett is an associate clinical professor at the Icahn School of Medicine and a voluntary attending at Mount Sinai and Lenox Hill Hospital. She has also contributed to several books, clinical practice guidelines, and scientific papers covering diabetes, thyroid disease, nutrition support, adrenal disease, and obesity. She served for many years on the board of directors of The American Association of Clinical Endocrinologists.
Dr. Elise Brett, MD
Endocrinologist
112 East 84th Street
New York, NY 10028
Dr. Sarah Fishman is an endocrinologist in private practice in New York City. At her practice in Midtown Manhattan, she provides a wide range of endocrinology care and services.
After completing her medical and PhD degrees at Mount Sinai School of Medicine, she continued her training in Internal Medicine and Endocrinology at Lenox Hill Hospital. She is affiliated with Mount Sinai Hospital and Northwell Health Lenox Hill Hospital, where she serves as an associate professor. As part of her academic appointment, Dr. Fishman has conducted research studies on evaluating biomarkers, chemicals that can be detected by blood tests, to identify patients with diabetes who may be at higher risk of cardiovascular events. In addition, she has spearheaded projects to improve physician and nurse empathy towards patients with diabetes, and on the use of continuous glucose monitors in hospitalized patients.
Recently, Dr. Fishman served as the in-house endocrinologist at Lenox Hill Hospital at the peak of the COVID-19 pandemic, working alongside critical care physicians to develop new protocols for the management of COVID-19 related endocrine disorders. She continues to be a valued teacher and mentor to residents and endocrine fellows.
Outside of the office and hospital, Dr. Fishman is a devoted mother, wife, daughter, and friend. When not on call, she can often be found sleeping in, building crafts with her kids, working on DIY home improvement projects, and enjoying the parks of New York City. She is an active member of her synagogue community and is known among her friends and colleagues for her reliability and fortitude.
Dr. Sarah Fishman, MD PhD
Endocrinologist
133 East 58th St
Suite 1403
New York, NY 10022
Dr. Chinyere Agu is a board-certified Endocrinologist and an affiliate with State University of New York (SUNY) Downstate Medical Center. Dr. Agu’s area of expertise is general endocrinology which includes, but is not limited to, the treatment of diabetes, obesity, thyroid, adrenal & pituitary gland disorders as well as lipid, hormonal and bone disorders. She completed her fellowship in Endocrinology at SUNY Downstate Medical Center.
Dr. Agu is certified by the American Board of Internal Medicine. She received her medical degree from University of Nigeria College of Medicine and completed a 3-year residency program in Internal Medicine at Harlem Medical Center in Affiliation with Columbia University. She is a member of the American Association of Clinical Endocrinologists as well as Endocrine Society.
She is passionate about helping others regain their health, improving quality of life and providing excellent evidence-based care relative to patient needs.
Chinyere Agu, MD
Endocrinologist
1577 Fulton Street
Brooklyn, NY 11213
Dr. Chinyere Agu is a board-certified Endocrinologist and an affiliate with State University of New York (SUNY) Downstate Medical Center. Dr. Agu’s area of expertise is general endocrinology which includes, but is not limited to, the treatment of diabetes, obesity, thyroid, adrenal & pituitary gland disorders as well as lipid, hormonal and bone disorders. She completed her fellowship in Endocrinology at SUNY Downstate Medical Center.
Dr. Agu is certified by the American Board of Internal Medicine. She received her medical degree from University of Nigeria College of Medicine and completed a 3-year residency program in Internal Medicine at Harlem Medical Center in Affiliation with Columbia University. She is a member of the American Association of Clinical Endocrinologists as well as Endocrine Society.
She is passionate about helping others regain their health, improving quality of life and providing excellent evidence-based care relative to patient needs.
Chinyere Agu, MD
Endocrinologist
3007 Farragut Road
Brooklyn, NY 11210
Carlos Arevalo, MD
Endocrinologist
95-25 Queens Blvd
Rego Park, NY 11374
Dr. Philip Rabito, MD
Endocrinologist
150 E. 77th St Ofc. 1d
New York, NY 10075
Anastasios Manessis, MD, FACE, ECNU, ABOM, is a double-board certified physician at Endocrine Associates of West Village PC in Murray Hill, Manhattan, and Long Island City, New York, specializing in endocrinology, diabetes, and metabolism and obesity medicine. Dr. Manessis has an endocrine certification in neck ultrasounds and has extensive experience in diagnosing, treating, and managing endocrine disorders, including diabetes, thyroid disorders, hormonal dysfunction, and obesity.
Dr. Manessis pursued his undergraduate education at Manhattan College, graduating magna cum laude with distinction in biochemistry. He earned his medical degree from the State University of New York at Buffalo. Dr. Manessis completed a combined residency in internal medicine and pediatrics at New York Medical College at Saint Vincent’s Hospital in New York. Following a year as chief medical resident, he completed a two-year clinical fellowship in endocrinology, diabetes, and metabolism, where his research interest, among others, involved the use of insulin pumps in patients with Type II diabetes.
In addition to his clinical practice, Dr. Manessis was a faculty member in the Department of Medicine at New York Medical College from 2008-2010. He then joined the faculty of New York University in 2011. He has been involved in many clinical research projects, including long-term studies to evaluate the efficacy and safety of GLP-I agonists and weight loss agents. Dr. Manessis’ primary clinical interest includes the treatment of diabetic patients with insulin pumps and how it has benefited the well-being of patients long-term.
Dr. Anastasios Manessis, MD
Endocrinologist
36-36 33rd Street
Suite 311
Long Island City, NY 11106
Anastasios Manessis, MD, FACE, ECNU, ABOM, is a double-board certified physician at Endocrine Associates of West Village PC in Murray Hill, Manhattan, and Long Island City, New York, specializing in endocrinology, diabetes, and metabolism and obesity medicine. Dr. Manessis has an endocrine certification in neck ultrasounds and has extensive experience in diagnosing, treating, and managing endocrine disorders, including diabetes, thyroid disorders, hormonal dysfunction, and obesity.
Dr. Manessis pursued his undergraduate education at Manhattan College, graduating magna cum laude with distinction in biochemistry. He earned his medical degree from the State University of New York at Buffalo. Dr. Manessis completed a combined residency in internal medicine and pediatrics at New York Medical College at Saint Vincent’s Hospital in New York. Following a year as chief medical resident, he completed a two-year clinical fellowship in endocrinology, diabetes, and metabolism, where his research interest, among others, involved the use of insulin pumps in patients with Type II diabetes.
In addition to his clinical practice, Dr. Manessis was a faculty member in the Department of Medicine at New York Medical College from 2008-2010. He then joined the faculty of New York University in 2011. He has been involved in many clinical research projects, including long-term studies to evaluate the efficacy and safety of GLP-I agonists and weight loss agents. Dr. Manessis’ primary clinical interest includes the treatment of diabetic patients with insulin pumps and how it has benefited the well-being of patients long-term.
Dr. Anastasios Manessis, MD
Endocrinologist
235 E 38th Street
New York, NY 10016
Anastasios Manessis, MD, FACE, ECNU, ABOM, is a board-certified endocrinologist and the medical director at neXendo Wellness, located in the Long Island City neighborhood of Queens and the Murray Hill neighborhood of Manhattan, New York City.
It all began with an idea. An idea involving more than just a prescription – an idea that would involve an entire team. That idea, healthy living. Dr. Manessis is a firm believer in the total spectrum of health. As a double board-certified medical doctor in Endocrinology, Diabetes, and Metabolism, and Obesity Medicine, Dr. Manessis has witnessed how an individual's health is impacted by multiple factors ranging from medication to hormones and diet. He understands that a comprehensive approach to health is the only true option. neXendo Wellness is the living embodiment of this idea.
To schedule an appointment with Dr. Manessis and the team at neXendo Wellness, call the nearest office or request an appointment online today.
Dr. Anastasios Manessis, MD
Endocrinologist
235 East 38th Street
New York, NY 10016
Meet Dr. Saka Kazeem at Elk Medical
The outstanding professional team at Elk Medical provides world-class medical care for disorders of the endocrine system and related conditions. Serving the community of Crown Heights, Brooklyn, in New York City, the team creates personalized treatment plans designed to meet the specific needs of each individual patient.
Under the direction of Saka Kazeem, MD, a skilled endocrinologist with more than 30 years of clinical experience, Elk Medical offers a broad array of care options. Dr. Kazeem and his team offer advanced and interventional management, using cutting-edge technology for thyroid disorders, adrenal disorders, diabetes, polycystic ovary syndrome (PCOS), menopause, and many other conditions. In addition to treatment plans, medically supervised weight loss programs at Elk Medical help patients reach and maintain a healthy weight while promoting overall health and wellness.
Dr. Kazeem earned his medical degree from the University of Ibadan’s College of Medicine in Nigeria. He completed his residency in internal medicine followed by a fellowship in endocrinology at Interfaith Medical Center in Brooklyn, New York.
Dr. Kazeem has served as president of medical staff and chief of endocrinology at Kingsbrook Jewish Medical Center in Brooklyn and on the minority affairs committee of the American Association of Endocrinology. He is a two-time recipient of the quality improvement and health outcomes award granted by the Foundation for Post-Acute and Long-Term Care Medicine. In addition to his duties at Elk Medical, Dr. Kazeem serves on advisory committees at Kingsbrook Jewish Medical Center as well as New York–Presbyterian Brooklyn Methodist Hospital in Brooklyn.
The entire team welcomes new patients to Elk Medical for exceptional medical services offered in a warm, friendly environment. To speak to a team member or to schedule a consultation with Dr. Kazeem, call the clinic’s office today or request an appointment online.
Saka Kazeem, MD
Endocrinologist
486 Lincoln Pl
Unit 1G
Brooklyn, NY 11238
Anastasios Manessis, MD, FACE, ECNU, ABOM, is a double-board certified physician at Endocrine Associates of West Village PC in Murray Hill, Manhattan, and Long Island City, New York, specializing in endocrinology, diabetes, and metabolism and obesity medicine. Dr. Manessis has an endocrine certification in neck ultrasounds and has extensive experience in diagnosing, treating, and managing endocrine disorders, including diabetes, thyroid disorders, hormonal dysfunction, and obesity.
Dr. Manessis pursued his undergraduate education at Manhattan College, graduating magna cum laude with distinction in biochemistry. He earned his medical degree from the State University of New York at Buffalo. Dr. Manessis completed a combined residency in internal medicine and pediatrics at New York Medical College at Saint Vincent’s Hospital in New York. Following a year as chief medical resident, he completed a two-year clinical fellowship in endocrinology, diabetes, and metabolism, where his research interest, among others, involved the use of insulin pumps in patients with Type II diabetes.
In addition to his clinical practice, Dr. Manessis was a faculty member in the Department of Medicine at New York Medical College from 2008-2010. He then joined the faculty of New York University in 2011. He has been involved in many clinical research projects, including long-term studies to evaluate the efficacy and safety of GLP-I agonists and weight loss agents. Dr. Manessis’ primary clinical interest includes the treatment of diabetic patients with insulin pumps and how it has benefited the well-being of patients long-term.
Dr. Anastasios Manessis, MD
Endocrinologist
7801 4th Avenue
Brooklyn, NY 11209
Daisy Behman, MD
Endocrinologist
48 Pulaski Ave
Carteret, NJ 07008