Accepting New Patients
Aristea Sideri Gugger, MD
Endocrinology, Diabetes, Metabolic Medicine
Speaks: Greek
Female
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Aristea Sideri, MD, PhD, is a fellowship-trained endocrinologist with Atlantic Medical Group. Board-certified in internal medicine, endocrinology, diabetes and metabolism by the American Board of Internal Medicine, and a Diplomate of the American Board of Obesity Medicine, she has clinical expertise treating patients with a wide variety of endocrine conditions. She specializes in weight management, insulin resistance, prediabetes, type 1 and type 2 diabetes, continuous glucose monitoring and insulin pumps, thyroid ultrasound and ultrasound-guided fine needle aspiration biopsy of the thyroid, osteoporosis and bone density scan (DEXA) reading, calcium and parathyroid disorders, neuroendocrine testing and interpretation, adrenal disorders, lipid disorders, PCOS and other hormonal disorders.
Dr. Sideri earned her medical degree at University of Crete, Medical School, Crete, Greece, where she graduated in the top 10% of her class. She received her master’s and PhD degrees from University of Crete as well, the research for which was conducted in the Division of Digestive Diseases at UCLA. She completed an internal medicine residency at Yale New Haven Health, Bridgeport Hospital, Bridgeport, CT, and then a clinical and research fellowship in endocrinology, diabetes and metabolism at New York-Presbyterian/Columbia University Irving Medical Center, New York, NY.
An avid learner, Dr. Sideri also enjoys educating others. She has served as an instructor and mentor for medical students at Columbia, Yale University, UCLA, University of Crete, as well as the local communities. Besides serving as an independent reviewer for the Obesity Decision Point Series at Medscape/WebMD, she has authored multiple publications in peer-reviewed medical journals, and given dozens of presentations, some of which have won awards, at regional, national and international meetings. She is an active member of the American Association of Clinical Endocrinology, the Endocrine Society, the Obesity Medicine Association, The Obesity Society, the Tri-State Obesity Society, the New Jersey Association of Clinical Endocrinologists, and the New York Academy of Science. She is multilingual, fluent in English and Greek and elementary in Spanish.
Dr. Sideri is a participating provider of the Atlantic Accountable Care Organization.
SPECIALTIES
Endocrinology
Diabetes
Metabolic Medicine
AFFILIATIONS
Atlantic Medical Group
Overlook Medical Center
Where to see me
Insurance
Please contact the practice to confirm your health plan is accepted.
Education & Experience
TRAINING
BOARD CERTIFICATIONS
Patient Reviews
4.9
- 5.0Sep 30, 2025Everyone was extremely professional and genuine related to treatment. Thorough and thoughtful.
- 5.0Sep 29, 2025All of the staff and Doctor provide excellent service. They are all helpful, efficient and make the overall experience very Informative and welcoming.
- 5.0Sep 27, 2025Dr. Gudder is excellent! She really knows her stuff and because of her, I can finally have a better chance of carrying a baby to full term. She gave me some much needed clarity about PCOS and helped me lose weight.
- Sep 24, 2025I literally love Dr. Sideri Gugger, she's brought my A1C back down towards a manageable range and is fully supportive of my accomplishing the intended goal (below 7)
- Sep 24, 2025Again, Dr. Sideri Gugger is an excellent physician. Very personable, gracious, knowledgeable, and show genuine concern for my well-being. I believe my healthcare is truly in great hands from her heart.
