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Dx

ICD-10-CM 2027 · I10-I1A

Hypertensive diseases

Part of chapter 9, diseases of the circulatory system.

About I10-I1A

Block I10-I1A contains 7 categories and 18 billable codes for FY2027. No codes here changed in the FY2027 update. 0 codes are MCCs and 6 are CCs when reported as secondary diagnoses.

I10Essential (primary) hypertension

I11Hypertensive heart disease

I12Hypertensive chronic kidney disease

I13Hypertensive heart and chronic kidney disease

I15Secondary hypertension

I16Hypertensive crisis

I1AOther hypertension

Block notes

Excludes1
  • neonatal hypertension (P29.2)
  • primary pulmonary hypertension (I27.0)
Excludes2
  • hypertensive disease complicating pregnancy, childbirth and the puerperium (O10-O11, O13-O16)
Use additional code
  • code to identify:
  • exposure to environmental tobacco smoke (Z77.22)
  • history of tobacco dependence (Z87.891)
  • occupational exposure to environmental tobacco smoke (Z57.31)
  • tobacco dependence (F17.-)
  • tobacco use (Z72.0)