Elliot Health System is a non-profit organization serving your healthcare needs since 1890.

Elliot Endocrinology Associates

25 Leavy Drive
Bedford, NH 03110

Phone: (603) 663-3740

Office hours: Monday through Friday, 7:30 a.m. to 4:30 p.m.


Meet Our Providers



Nneka Iroka, M.D.

Dr. Iroka obtained her medical degree from Spartan Health Sciences University School of medicine in St. Lucia. She completed her Internal medicine residency at Meridian Health/Raritan Bay Medical Center and is Board Certified in Internal medicine. She completed her Endocrinology fellowship at Penn State Health Milton S. Hershey Medical Center.

Dr. Iroka Practices General Endocrinology and her clinical areas of interest include: Diabetes care, Thyroid disease and Osteoporosis.

Dr. Iroka enjoys traveling, trying new food, cultures and reading (detective novels). She enjoys spending her time outside of work with her husband Edwin and daughter Ivy.



Sadia Ashraf, M.D.

Dr. Ashraf obtained her medical degree from Fatima Jinnah Medical University in Pakistan. She completed Internal medicine residency at SUNY Buffalo Catholic health system and Endocrinology fellowship at SUNY UPSTATE. She is board certified in Internal medicine and Endocrinology.

Dr. Ashraf practices General endocrinology and her clinical areas of interest include Diabetes, Thyroid disease, Adrenal gland disorder and Osteoporosis.

Outside of work, Dr. Ashraf enjoys sewing, cooking, listening to music and spending time with family and friends.



Christine Christophersen, APRN

Christine M. Christophersen, APRN, is certified by the American Nurses Credentialing Center as a Family Nurse Practitioner. She obtained her Master's Degree in Nursing from Rivier University in 2016 and completed her undergraduate degree in nursing from Curry College in 2012.

Prior to joining the staff of Elliot Endocrinology, she worked locally at another Endocrinology Department. Prior to practicing in Endocrinology, Christine worked as a registered nurse in a hospital setting. Christine enjoys reading, crafts, watching the Boston Celtics and spending time with her Husband and Son.

Christine's clinical areas of interests include Diabetes Care, Thyroid disease and Osteoporosis.


Michelle J. Campbell, APRN

Michelle J. Campbell, APRN, is certified by the American Nurses Credentialing Center as a Family Nurse Practitioner. She obtained her Master’s Degree in Nursing from Rivier University in 1999 and completed her undergraduate degree in nursing from the University of NH in 1987. Prior to joining the staff of Elliot Endocrinology Associates in May of 2016, she worked for three years at the Thyroid Center of NH in Nashua, NH. Prior to practicing in endocrinology with adult patients, Michelle worked as a registered nurse and clinical nurse specialist in pediatrics and neonatology for over 25 years during which she spent almost 8 years at Elliot Hospital. Her expertise includes patients with hypo and hyperthyroidism, diabetes, and osteoporosis.



For all appointments please call 603-663-3740