Dr. Hayward Keith Zwerling, M.D. Internal Medicine - Endocrinology, Diabetes & Metabolism Medicare: Not Enrolled in Medicare Practice Location: 9 Loon Hill Rd Ste 300, Dracut, MA 01826 Phone: 978-323-0360 Fax: 978-323-0362
Endocrinology, Diabetes & Metabolism: An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.