R73.03 Prediabetes

Coding notes

From the ICD-10-CM FY2027 (effective October 1, 2026) tabular list. Notes on a parent code or category apply here too.

Also covers

• Latent diabetes

Excludes1

Not coded together with this code. The exception is when the two conditions are unrelated to each other.

• abnormal glucose in pregnancy (O99.81-)
• diabetes mellitus (E08-E13)
• dysmetabolic syndrome X (E88.81-)
• gestational diabetes (O24.4-)
• glycosuria (R81)
• hypoglycemia (E16.2)
• type 1 diabetes mellitus, presymptomatic (E10.A-)
• diabetes mellitus in pregnancy, childbirth and the puerperium (O24.-)
• neonatal disorders (P70.0-P70.2)
• postsurgical hypoinsulinemia (E89.1)

Excludes2

Not part of this code, but both can be coded when both are documented.

• abnormal findings on antenatal screening of mother (O28.-)
• abnormalities of lipids (E78.-)
• abnormalities of platelets and thrombocytes (D69.-)
• abnormalities of white blood cells classified elsewhere (D70-D72)
• coagulation hemorrhagic disorders (D65-D68)
• diagnostic abnormal findings classified elsewhere - see Alphabetical Index
• hemorrhagic and hematological disorders of newborn (P50-P61)