ICD-10 R73.01
Billable / SpecificImpaired fasting glucose
About ICD-10-CM R73.01
ICD-10-CM code R73.01 represents Impaired fasting glucose. This is a billable/specific code in the Symptoms, Signs, and Abnormal Findings chapter (block R73). The 2026 edition of ICD-10-CM R73.01 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under R73.01. Per CMS ICD-10-CM Tabular 2026.
- Elevated fasting glucose
Medicare LCD Coverage for R73.01
Local Coverage Determinations (LCDs) from CMS MACs that list R73.01 as a covered diagnosis.
Showing top 10 of 30 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing R73.01.
5 Medicare
CPT Codes Commonly Billed with R73.01
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 0003M CMS LCD: Billing and Coding: MolDX: Biomarker Testing for Risk Stratification in Metabolic Dysfunction-Associated Steatotic Liver Disease and Metabolic Dysfunction-Associated Steatohepatitis CMS LCD
- 0468U CMS LCD: Billing and Coding: MolDX: Biomarker Testing for Risk Stratification in Metabolic Dysfunction-Associated Steatotic Liver Disease and Metabolic Dysfunction-Associated Steatohepatitis CMS LCD
- 0166U CMS LCD: Billing and Coding: MolDX: Biomarker Testing for Risk Stratification in Metabolic Dysfunction-Associated Steatotic Liver Disease and Metabolic Dysfunction-Associated Steatohepatitis CMS LCD
- 81517 CMS LCD: Billing and Coding: MolDX: Biomarker Testing for Risk Stratification in Metabolic Dysfunction-Associated Steatotic Liver Disease and Metabolic Dysfunction-Associated Steatohepatitis CMS LCD
- 0344U CMS LCD: Billing and Coding: MolDX: Biomarker Testing for Risk Stratification in Metabolic Dysfunction-Associated Steatotic Liver Disease and Metabolic Dysfunction-Associated Steatohepatitis CMS LCD
Convert R73.01 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| R73.01 | 79021 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To R73.01
Other codes in section R70-R79 (Abnormal findings on examination of blood, without diagnosis).
ICD-10 R73.01, Billing FAQ
Is ICD-10 code R73.01 billable? +
Yes, R73.01 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to R73.01? +
ICD-10 R73.01 includes: Elevated fasting glucose.
What CPT codes are commonly billed with R73.01? +
Procedures frequently paired with R73.01 include: 0003M, 0468U, 0166U, 81517, 0344U.
What ICD-9 codes does R73.01 map to? +
Per CMS GEMs, R73.01 maps to ICD-9 codes: 79021. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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