How often should I have an A1C test if I have diabetes?

William Lee Dubois
Endocrinology Diabetes & Metabolism
An A1C test is run quarterly, twice a year, or once a year, depending on how good or bad your control is; how good or bad your insurance is; and your provider’s approach to diabetes care.

Even in healthy, well-controlled patients, I like to run the test every quarter. If something is starting to change I want to jump on it right away. Remember: all diabetes is chronic and progressive and the body eventually adapts to all meds; they will lose their effectiveness.
The Born-Again Diabetic: The handbook to help you get your diabetes in control (again)

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The Born-Again Diabetic: The handbook to help you get your diabetes in control (again)

Much has been written about the explosion of diabetes on the world stage the 4,000 new cases a day we all know about, the millions of people unaware they have diabetes. But another epidemic is...
If you have diabetes, at least every 3 to 6 months, your doctor should order an A1C test, which may be reported as eAG. It is a different number than your blood glucose checks. The result will tell you your average blood glucose for the past 2 to 3 months.

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Diabetes

Diabetes mellitus (MEL-ih-tus), often referred to as diabetes, is characterized by high blood glucose (sugar) levels that result from the body’s inability to produce enough insulin and/or effectively utilize the insulin. Diabetes ...

is a serious, life-long condition and the sixth leading cause of death in the United States. Diabetes is a disorder of metabolism (the body's way of digesting food and converting it into energy). There are three forms of diabetes. Type 1 diabetes is an autoimmune disease that accounts for five- to 10-percent of all diagnosed cases of diabetes. Type 2 diabetes may account for 90- to 95-percent of all diagnosed cases. The third type of diabetes occurs in pregnancy and is referred to as gestational diabetes. Left untreated, gestational diabetes can cause health issues for pregnant women and their babies. People with diabetes can take preventive steps to control this disease and decrease the risk of further complications.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.