Covenant Health is an innovative, Catholic regional delivery network and a leader in values based, not-for-profit health and elder care. We sponsor hospitals, nursing homes, assisted living residences and other health and elder care organizations throughout New England.

St. Joseph Endocrinology

Department of St. Joseph Hospital

This specialty area offers evaluation and treatment of diseases of the endocrine system including diabetes, hormone disorders, thyroid and adrenal disorders.

Meet Our Providers

Endocrinologist Mark Henderson MD has 22 years of experience providing endocrine care for patients of all ages. His practice covers thyroid disorders, diabetes and other endocrine disorders such as Cushing’s disease, osteoporosis and calcium deficiencies, growth hormone and testosterone complications and vitamin deficiencies. Your primary care provider may make a referral for your specific needs.

Ana Mendoza-Salazar MD, FACE is a Board-certified Endocrinologist. She completed an Internal Medicine Residency at Albert Einstein Medical Center in Philadelphia. She completed a Fellowship in Endocrinology and Diabetes at the University of Massachusetts. She is certified in neck ultrasonography and is a Fellow of the American College of Endocrinology. She has a special interest in thyroid and parathyroid diseases.

Poonam Khadka MD, MPH, Board-Certified Endocrinologist. She received her medical degree at Tribhuvan University Institute of Medicine, Kathmandu, Nepal. She completed her Internal Medicine Residency at Sound Shore Medical Center of Westchester, NY and completed a fellowship in Endocrinology, Diabetes and Metabolism at Dartmouth Hitchcock Medical Center, Lebanon, NH, where she also completed a residency in Leadership and Preventive Medicine.Dr. Khadka also holds a Masters Degree in Public Health (MPH).

Also on Staff, Sheryl Sparlin, FNP, CDE, a Family Nurse Practitioner/Certified Diabetes Educator. She brings particular expertise in diabetes management to the practice including insulin pump management, medication management and insulin therapy.

St. Joseph Endocrinology
900 Broadway, Building 3, Bangor, Maine
Telephone: (207) 907-1187  Fax (207) 907-1189

MyChart - Secure Patient Portal


© St. Joseph Healthcare360 BroadwayPO Box 403BangorME04402-0403

(207) 907-1000


Centers for Medicare & Medicaid Services   The Leapfrog Group