Is ICD-10-CM code R20 billable?

No, R20 (Disturbances of skin sensation) is a non-billable ICD-10-CM code. It must be coded to a more specific subcategory before it can be used for reimbursement.

What chapter does ICD-10-CM code R20 belong to?

R20 belongs to Chapter 18 of the ICD-10-CM tabular list: R00–R99 (Symptoms, Signs and Abnormal Clinical and Laboratory Findings).

R20Non-billable

Disturbances of skin sensation

Symptoms, Signs and Abnormal Clinical and Laboratory Findings·Symptoms and signs involving the skin and subcutaneous tissue (R20-R23)·category·FY 2026

Use a more specific code (6 billable)

R20.0Anesthesia of skin R20.1Hypoesthesia of skin R20.2Paresthesia of skin R20.3Hyperesthesia R20.8Other disturbances of skin sensation R20.9Unspecified disturbances of skin sensation

CH18 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)

abnormal findings on antenatal screening of mother (O28.-)
certain conditions originating in the perinatal period (P04-P96)
signs and symptoms classified in the body system chapters
signs and symptoms of breast (N63, N64.5)

R20-R23 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)

symptoms relating to breast (N64.4-N64.5)

Instructional Notes

Excludes1(Not coded here. Use a different code.)

dissociative anesthesia and sensory loss (F44.6)
psychogenic disturbances (F45.8)

Clinical Hierarchy

BillableHas subcodes

CH18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)

R20-R23Symptoms and signs involving the skin and subcutaneous tissue (R20-R23)

R20Disturbances of skin sensationNot billable

R20.0Anesthesia of skinBillable

R20.1Hypoesthesia of skinBillable

R20.2Paresthesia of skinBillable

R20.3HyperesthesiaBillable

R20.8Other disturbances of skin sensationBillable

R20.9Unspecified disturbances of skin sensationBillable

MS-DRG Classification

2026

No direct MS-DRG triggers identified.