R73
Non-Billable

Elevated blood glucose level

Non-Billable / Non-Specific Code

What is Elevated blood glucose level?

ICD-10-CM R73 is the diagnosis code for Elevated blood glucose level. This code falls under the section "Abnormal findings on examination of blood, without diagnosis" within Chapter 18 — Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

⛔ Excludes1

Coding Guidelines for R73

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as R73. They are mutually exclusive:

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

ICD-10-CM Code Hierarchy

Understanding where R73 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 2 entries
R73.0Abnormal glucoseNon-BillableR73.01Impaired fasting glucoseBillableR73.02Impaired glucose tolerance (oral)BillableR73.03PrediabetesBillableR73.09Other abnormal glucoseBillableR73.9Hyperglycemia, unspecifiedBillable
Related Codes

Frequently Asked Questions

Is R73 a billable ICD-10-CM code?

No, R73 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does R73 mean?

R73 is the ICD-10-CM diagnosis code for "Elevated blood glucose level". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is R73 in?

R73 is located in Section R70-R79 — "Abnormal findings on examination of blood, without diagnosis" within Chapter 18 of the ICD-10-CM Tabular List.

What are the sub-codes of R73?

R73 has 2 sub-code(s) that provide more specific detail: R73.0, R73.9.

When should I use R73?

Use R73 when the patients documented diagnosis matches "Elevated blood glucose level" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Elevated blood glucose level?

The ICD-10-CM code for Elevated blood glucose level is R73.

Can R73 be used for primary diagnosis?

No, R73 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is R73 in?

R73 is in Chapter 18 of the ICD-10-CM Tabular List.

What conditions are excluded from R73?

Type 1 Excludes for R73 include: diabetes mellitus (E08-E13); diabetes mellitus in pregnancy, childbirth and the puerperium (O24.-); neonatal disorders (P70.0-P70.2) and more.

Is R73 valid for 2026?

Yes, R73 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousR71.8Other abnormality of red blood cellsNext →R73.0Abnormal glucose
Code Details
R73
Elevated blood glucose level
Non-Billable / Non-Specific Code
18 — Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
R70-R79 — Abnormal findings on examination of blood, without diagnosis
2026 ICD-10-CM