Is ICD-10-CM code R13 billable?

No, R13 (Aphagia and dysphagia) 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 R13 belong to?

R13 belongs to Chapter 18 of the ICD-10-CM tabular list: R00–R99 (Symptoms, Signs and Abnormal Clinical and Laboratory Findings).

R13Non-billable

Aphagia and dysphagia

Symptoms, Signs and Abnormal Clinical and Laboratory Findings·Symptoms and signs involving the digestive system and abdomen (R10-R19)·category·FY 2026

Use a more specific code (1 billable, 1 non-billable)

R13.0Aphagia R13.1Dysphagiahas subcodes

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)

R10-R19 Parent Instructions

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

congenital or infantile pylorospasm (Q40.0)
gastrointestinal hemorrhage (K92.0-K92.2)
intestinal obstruction (K56.-)
newborn gastrointestinal hemorrhage (P54.0-P54.3)
newborn intestinal obstruction (P76.-)
pylorospasm (K31.3)
signs and symptoms involving the urinary system (R30-R39)
symptoms referable to female genital organs (N94.-)
symptoms referable to male genital organs (N48-N50)

Clinical Hierarchy

BillableHas subcodes

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

R10-R19Symptoms and signs involving the digestive system and abdomen (R10-R19)

R13Aphagia and dysphagiaNot billable

R13.0AphagiaBillable

R13.1DysphagiaSubcodes

MS-DRG Classification

2026

No direct MS-DRG triggers identified.