Skip to Content
Home > Wellness > Health Library > Criteria for Diagnosing Diabetes
Browse and register for related classes.
To be diagnosed with
diabetes, you must meet one of the following
Your doctor may repeat the test to confirm the diagnosis of diabetes.
If the results of your
fasting blood sugar test are between 100 mg/dL and 125 mg/dL, your OGTT result is between 140 to 199 mg/dL (2 hours after the beginning of the test), or your hemoglobin A1c is 5.7% to 6.4%, you have
prediabetes. This means that your blood sugar is above normal but not high enough to be diabetes. Discuss with your doctor how
often you need to be tested.footnote 1
American Diabetes Association (2012). Diagnosis and classification of diabetes mellitus. Diabetes Care, 35(Suppl 1): S64–S71.
ByHealthwise StaffPrimary Medical ReviewerE. Gregory Thompson, MD - Internal MedicineKathleen Romito, MD - Family MedicineSpecialist Medical ReviewerDavid C.W. Lau, MD, PhD, FRCPC - Endocrinology
Current as ofMay 22, 2015
Current as of:
May 22, 2015
E. Gregory Thompson, MD - Internal Medicine & Kathleen Romito, MD - Family Medicine & David C.W. Lau, MD, PhD, FRCPC - Endocrinology
To learn more about Healthwise, visit Healthwise.org.
© 1995-2015 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.
Feeling under the weather?
Use our interactive symptom checker to evaluate your symptoms and determine appropriate action or treatment.
250 Pleasant Street
Concord, NH 03301
Contact Concord Hospital
View Quality Data
© 2016 Concord Hospital