Endocrinology, Diabetes and Metabolism

Doctors + Care Team

The endocrinologists in the Division of Endocrinology, Diabetes and Metabolism at Tufts Medical Center provide the highest standards of care for patients with endocrine disorders. Our multidisciplinary clinical team of physicians, advance care practitioners, nurses and clinical pharmacists is dedicated to providing exemplary care with compassion and expertise and do so in efficient coordination with other specialists and the patient’s primary care provider. Many providers have are consistently ranked among the Top Doctors in the Boston area and nationally. 

Anastassios G. Pittas, MD, MS

Anastassios G. Pittas, MD, MS

Accepting New Patients

Virtual Appointments Available

Title(s): Chief, Division of Endocrinology, Diabetes, and Metabolism; Co-Director, Diabetes and Lipid Center; Professor, Tufts University School of Medicine
Department(s): Medicine, Endocrinology, Diabetes and Metabolism
Appt. Phone: 617-636-5689
Fax #: 617-636-4719

• Efficient, patient-centered care delivery that balances in-person with virtual care and digital connectivity
• Prevention of diabetes
• Diabetes management and prevention of diabetes-related complications
• Diagnosis and management of hypoglycemia
• Vitamin D deficiency

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Lisa Ceglia, MD

Lisa Ceglia, MD

Accepting New Patients

Virtual Appointments Available

Title(s): Director, Metabolic Bone Diseases Clinic; Associate Professor, Tufts University School of Medicine
Department(s): Medicine, Endocrinology, Diabetes and Metabolism
Appt. Phone: 617-636-5689
Fax #: 617-636-4719

Metabolic bone disease, nutrition, general endocrinology

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Michael L. Dansinger, MD, MS

Michael L. Dansinger, MD, MS

Accepting New Patients

Virtual Appointments Available

Title(s): Internist; Staff Member, Division of Endocrinology, Diabetes and Metabolism; Director, Lifestyle Coaching for Diabetes Weight Loss; Assistant Professor, Tufts University School of Medicine
Department(s): Medicine, Endocrinology, Diabetes and Metabolism
Appt. Phone: 617-636-5689
Fax #: 617-636-8107

Lifestyle management of diabetes, heart disease risk factors, obesity, internal medicine

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Bess F. Dawson-Hughes, MD

Bess F. Dawson-Hughes, MD

Title(s): Endocrinologist; Professor, Tufts University School of Medicine; Chief, Calcium and Bone Metabolism Laboratory, Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University
Department(s): Medicine, Endocrinology, Diabetes and Metabolism
Appt. Phone: 617-556-3066
Fax #:

Metabolic bone disease, calcium and vitamin D nutrition, prevention and treatment of osteoporosis

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Feyza Erenler, MD

Feyza Erenler, MD

Accepting New Patients

LGBTQ Health

Title(s): Endocrinologist; Assistant Professor, Tufts University School of Medicine
Department(s): Medicine, Endocrinology, Diabetes and Metabolism
Appt. Phone: 617-636-5689
Fax #: 617-636-4719

Neuroendocrine

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picture of Andrew S. Greenberg, MD

Andrew S. Greenberg, MD

Accepting New Patients

Title(s): Endocrinologist; Dr. Robert and Veronica Atkins Professor in Metabolism and Nutrition, Tufts University School of Medicine
Department(s): Medicine, Clinical Nutrition, Endocrinology, Diabetes and Metabolism
Appt. Phone: 617-556-3144
Fax #: 617-556-3224

Obesity, lipid disorders, diabetes, general endocrinology

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Julie Howe, MSN

Julie Howe, MSN

Virtual Appointments Available

Title(s): Nurse Practitioner
Department(s): Medicine, Endocrinology, Diabetes and Metabolism
Appt. Phone: 617-636-5689
Fax #: 617-636-4719

Type 1, type 2 diabetes mellitus

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Robin Koshy, MD

Robin Koshy, MD

Virtual Appointments Available

Title(s): Endocrinologist; Assistant professor, TUSM
Department(s): Medicine, Endocrinology, Diabetes and Metabolism
Appt. Phone: 617-636-5689
Fax #: 617-636-4719

Bone and Mineral Metabolism

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Jacqueline T. Kung, MD

Jacqueline T. Kung, MD

Accepting New Patients

LGBTQ Health

Virtual Appointments Available

Title(s): Director, Thyroid Disease Clinic; Endocrinologist; Assistant Professor, Tufts University School of Medicine
Department(s): Medicine, Endocrinology, Diabetes and Metabolism
Appt. Phone: 617-636-5689
Fax #: 617-636-8187

Thyroid disease, neck ultrasound, thyroid nodules, thyroid cancer, thyroid fine needle aspiration biopsy

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Ronald M. Lechan, MD, PhD

Ronald M. Lechan, MD, PhD

Accepting New Patients

Virtual Appointments Available

Title(s): Fellowship Director, Division of Endocrinology, Diabetes and Metabolism; Co-Director, Hypothalamic and Pituitary Disease Center; Professor, Tufts University School of Medicine
Department(s): Medicine, Endocrinology, Diabetes and Metabolism
Appt. Phone: 617-636-5689
Fax #: 617-636-4719

Hypothalamic disease, pituitary disease, disorders of the thyroid, adrenal disease, islet cell tumors

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Rachel N. Lehouillier, NP, MSN

Rachel N. Lehouillier, NP, MSN

Title(s): Nurse Practitioner
Department(s): Medicine, Endocrinology, Diabetes & Metabolism
Appt. Phone: 617-636-5689
Fax #: 617-636-4719

Diabetes Management, continuous glucose monitoring use in the hospital

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Aruna A. Saraswat, MD

Aruna A. Saraswat, MD

Accepting New Patients

Virtual Appointments Available

Title(s): Endocrinologist; Assistant Professor, Tufts University School of Medicine
Department(s): Medicine, Endocrinology, Diabetes and Metabolism
Appt. Phone: 617-636-5689
Fax #: 617-636-4719

Thyroid disease, diabetes, general endocrinology

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Richard D. Siegel, MD

Richard D. Siegel, MD

Accepting New Patients

Virtual Appointments Available

Title(s): Co-Director, Diabetes and Lipid Center; Endocrinologist; Associate Professor, Tufts University School of Medicine
Department(s): Medicine, Clinical Nutrition, Endocrinology, Diabetes and Metabolism
Appt. Phone: 617-636-5689
Fax #: 617-636-4719

Diabetes, obesity, inpatient and outpatient diabetes, general endocrinology

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Jeffrey R. Vercollone, MD, MS

Jeffrey R. Vercollone, MD, MS

Accepting New Patients

Virtual Appointments Available

Title(s): Attending Physician; Assistant Professor, Tufts University School of Medicine
Department(s): Medicine, Endocrinology, Diabetes and Metabolism
Appt. Phone: 617-636-5689
Fax #: 617-636-4719

• Diabetes management and prevention of diabetes-related complications
• Telehealth connectivity and outreach.

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Paula Dabenigno, RN, CDE

Roberto Toni, MD, PhD
Csaba Fekete, MD, PhD
Jeffrey Tatro, PhD