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R73

Non-billable

Elevated blood glucose level

R73 is the ICD-10-CM code for Elevated blood glucose level. It is a non-billable category code — use a more specific child code such as R73.0 for billing.

Status
Header (non-billable)
Chapter
R00-R99
Subcodes
2
Edition
FY2026

R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified

What this means — in plain language

MedlinePlus · NIH

What is blood glucose? Blood glucose, or blood sugar, is the main sugar found in your blood. It is your body's primary source of energy. It comes from the food you eat. Your body breaks down most of that food into glucose and releases it into your bloodstream. When your blood glucose goes up, it signals your pancreas to release insulin. Insulin is a hormone that helps the glucose get into your cells to be used for…

Read more about Blood Glucose at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Excludes1 — not coded here

  • •diabetes mellitus (E08-E13)
  • •diabetes mellitus in pregnancy, childbirth and the puerperium (O24.-)
  • •neonatal disorders (P70.0-P70.2)
  • •postsurgical hypoinsulinemia (E89.1)

Frequently asked questions

What is ICD-10 code R73?
R73 is the ICD-10-CM code for "Elevated blood glucose level". It falls under R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
Is R73 a billable code?
No — R73 is a non-billable header code. Use a more specific child code (such as R73.0) for billing.
What are the subcodes of R73?
R73 has 2 more specific child codes, including R73.0, R73.9.
What is excluded from R73?
Excludes1 (not coded here): diabetes mellitus (E08-E13); diabetes mellitus in pregnancy, childbirth and the puerperium (O24.-); neonatal disorders (P70.0-P70.2); postsurgical hypoinsulinemia (E89.1).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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