Z79.84 Long term (current) use of oral hypoglycemic drugs

The ICD-10-CM code for Long term (current) use of oral hypoglycemic drugs is Z79.84 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

21: Factors influencing health status and contact with health services (Z00-Z99)

Section

Z77-Z99: Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99)

Category Z79

41 codes (32 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to Z79.84:

• Long-term (current) (prophylactic) drug therapy (use of) › oral › antidiabetic
• Long-term (current) (prophylactic) drug therapy (use of) › oral › hypoglycemic
• Therapy › drug, long-term (current) (prophylactic) › oral antidiabetic
• Therapy › drug, long-term (current) (prophylactic) › oral hypoglycemic

Inclusion Terms

• Long term (current) use of oral antidiabetic drugs

U.S. Hospital Utilization

• An estimated 2,772,875 U.S. inpatient stays in 2023 included Z79.84 among the documented diagnoses.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

Official Coding Guidelines

Oral hypoglycemics + insulin: assign Z79.4 and Z79.84

If the patient is treated with both oral hypoglycemic drugs and insulin, both code Z79.4, Long term (current) use of insulin, and code Z79.84, Long term (current) use of oral hypoglycemic drugs, should be assigned.

Oral hypoglycemics + injectable non-insulin: Z79.84 and Z79.85

If the patient is treated with both oral hypoglycemic drugs and an injectable non-insulin antidiabetic drug, assign codes Z79.84, Long term (current) use of oral hypoglycemic drugs, and Z79.85, Long-term (current) use of injectable non-insulin antidiabetic drugs.

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool
• AHRQ — HCUP National Inpatient Sample, Frequencies by Diagnosis Code (2016–2023)

Cite This Page

Reference Z79.84 with the canonical source and edition:

Z79.84 — Long term (current) use of oral hypoglycemic drugs. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/Z79.84

Canonical URL: https://icd10codingpro.com/codes/Z79.84