Among the Harvard Medical School affiliated institutions, Joslin is unique in its sole focus on diabetes.

Some notable historic milestones include: Some of the clinical programs at Joslin include: Beetham Eye Institute: The Beetham uses advanced diagnostics, laser treatment, cataract and retinal surgery, vision rehabilitation, and novel therapies to help preserve the eyesight of diabetic patients.

Educators work as part of the diabetes care team to provide coordinated, sequenced learning activities.

Nephrology Section: Joslin provides the educational, medical, and emotional support needed to manage all forms of kidney disease, which impacts a significant number of people with diabetes.

Joslin also offers specialty programs in cardiovascular disease, mental health and counseling services, peripheral neuropathy, obesity, insulin pump therapy, diabetes and pregnancy, diabetes and aging, hypoglycemia, sexual function and disorders of the feet.