K59.0 is a non-billable/non-specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Constipation.
Type 1 excludes
Fecal impaction (K56.41)
Type 2 excludes
Incomplete defecation (R15.0)
Codes
Versions
2026
No changes
2025
No changes
2024
Code changed
Type 1 excludes
fecal impaction (K56.41)incomplete defecation (R15.0)
- fecal impaction (K56.41)
Type 2 excludes
- incomplete defecation (R15.0)
2023
No changes
2022
No changes
2021
No changes
2020
Code changed
Use additional code
code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
2019
No changes
2018
No changes
2017
Code changed
Use additional code
- code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
2016
New code