All ICD10 Codes

E87.22

Billable
ChapterE00–E89
Ranksubcategory
Official Description

Chronic metabolic acidosis

Metadata & Insights
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 4: Endocrine, Nutritional and Metabolic Diseases (E00-E89).

Instructional Notes

Includes
  • Chronic lactic acidosis
Code First
  • underlying etiology, if applicable
General instructions are available for the parent sections:
View CH4 NotesView E70-E88 NotesView E87 NotesView E87.2 Notes

Clinical Hierarchy

BillableHas subcodes
CH4Endocrine, nutritional and metabolic diseases (E00-E89)
E70-E88Metabolic disorders (E70-E88)
E87Other disorders of fluid, electrolyte and acid-base balance
E87.2Acidosis
E87.22Chronic metabolic acidosisBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to E87.22:

categoryE87
Other disorders of fluid, electrolyte and acid-base balance
View context instructions
blockE70-E88
Metabolic disorders (E70-E88)
View context instructions
chapterCH4
Endocrine, nutritional and metabolic diseases (E00-E89)
View context instructions

Code History

  • FY 2022: This code replaced E87.2 (Acidosis)

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 640
Miscellaneous Disorders of Nutrition, Metabolism, Fluids and Electrolytes with MCC
DRG 641
Miscellaneous Disorders of Nutrition, Metabolism, Fluids and Electrolytes without MCC
DRG 791
Prematurity with Major Problems
DRG 793
Full Term Neonate with Major Problems

Cross Reference

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