ICD-10-CM > R00-R99 > R50-R69 > R68 > R68.2 R68.2 Dry mouth, unspecified Billable/Specific Copy Code Copy Description Type 1 Excludes dry mouth due to dehydration (E86.0)dry mouth due to Sjögren syndrome (M35.0-) Type 2 Excludes salivary gland hyposecretion (K11.7)