2026 ICD-10-CM Diagnosis Code R13.13Dysphagia, pharyngeal phase

ICD-10-CM Codes›R00–R99›R10-R19›R13

ICD-10-CM R13.13
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

R13.13 is a billable ICD-10-CM diagnosis code for dysphagia, pharyngeal phase. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 391 through 392. As a symptom code, it should not be used as a principal diagnosis once a related definitive diagnosis has been established. Coders also document this condition as oropharyngeal dysphagia. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Dysphagia.

Code Identity

ICD-10-CM Code
R13.13
Billable Status
Yes — Valid for Submission
Code Describes
Dysphagia, pharyngeal phase
Short Description
Dysphagia, pharyngeal phase
Same as the full description in the CMS dataset.
Parent Code
R13.1
Dysphagia

Code Classification

ChapterR00–R99Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
SectionR10-R19Symptoms and signs involving the digestive system and abdomen
CategoryR13Aphagia and dysphagia
This CodeR13.13Dysphagia, pharyngeal phase

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Oropharyngeal dysphagia
  • Pharyngeal dysphagia

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR SYM005
Dysphagia
Default principal diagnosis: inpatient Yes · outpatient Yes

Clinical InformationClinical

  • Oropharyngeal Dysphagia

    difficulty in swallowing due to an abnormality in the mouth or throat.

Patient EducationClinical

Swallowing Disorders

If you have a swallowing disorder, you may have difficulty or pain when swallowing. Some people cannot swallow at all. Others may have trouble swallowing liquids, foods, or saliva. This makes it hard to eat. Often, it can be difficult to take in enough calories and fluids to nourish your body.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert R13.13 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
787.23 Dysphagia, pharyngeal
Exact Match The mapping is direct, with no qualifiers.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About R13.13Overview

What is the ICD-10 code for dysphagia, pharyngeal phase?

The ICD-10-CM code for dysphagia, pharyngeal phase is R13.13 (sometimes written as R1313). It is billable on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

Is R13.13 (Dysphagia) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report dysphagia, pharyngeal phase on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does R13.13 group to?

When dysphagia, pharyngeal phase is the principal diagnosis on an inpatient stay, it groups to MS-DRG 391, 392, with relative weights from 0.7796 to 1.2683 depending on complications. Higher weights mean higher Medicare reimbursement.

Can R13.13 be a principal diagnosis?

Use it with care. This is a symptom code, so once a definitive diagnosis explaining the dysphagia, pharyngeal phase is established, that condition takes the principal position instead.

What is the ICD-9 equivalent of R13.13?

Under the General Equivalence Mappings, dysphagia, pharyngeal phase converts to ICD-9-CM 787.23 (dysphagia, pharyngeal). The mapping is a direct match.