R73: Elevated blood glucose level
Codes under R73 (Elevated blood glucose level). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| R73.0 | Abnormal glucose | — |
| R73.0 | Abnormal glucose | — |
| R73.01 | Impaired fasting glucose | ✓ |
| R73.01 | Impaired fasting glucose | ✓ |
| R73.02 | Impaired glucose tolerance (oral) | ✓ |
| R73.02 | Impaired glucose tolerance (oral) | ✓ |
| R73.03 | Prediabetes | ✓ |
| R73.03 | Prediabetes | ✓ |
| R73.09 | Other abnormal glucose | ✓ |
| R73.09 | Other abnormal glucose | ✓ |
| R73.9 | Hyperglycemia, unspecified | ✓ |
| R73.9 | Hyperglycemia, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code R73?
R73 is an ICD-10-CM category covering Elevated blood glucose level. It contains 12 more specific diagnosis codes, 10 of which are billable.
Is R73 a billable code?
No — R73 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example R73.0 — Abnormal glucose). 10 of the 12 codes under R73 are billable.
What codes fall under R73?
R73 includes R73.0, R73.0, R73.01, R73.01, R73.02, plus 7 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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