American Academy of Neurology; American Academy of Physical Medicine and Rehabilitation; American Association of Neuromuscular and Electrodiagnostic Medicine
           
Evidence-based guideline: treatment of painful diabetic neuropathy.
2011.
Added Dec 20, 2016
American Academy of Pediatrics
           
Management of Type 2 Diabetes Mellitus in Children and Adolescents
2013
American Association of Clinical Endocrinologists
           
Clinical Practice Guidelines for 
Developing a Diabetes Mellitus Comprehensive Care Plan—2015
American Association of Diabetes Educators
           
Position Statements
American College of Physicians
           
Search for "guidelines + diabetes"
           
An example: 
Use of Intensive Insulin Therapy for the Management of Glycemic Control in Hospitalized Patients
2011
American Diabetes Association
           
Standards of Medical Care in Diabetes—2017
Updated Dec 20, 2016
American Heart Association and American Diabetes Association
           
Prevention of Cardiovascular Disease in Type 2 Diabetes
2015