ICD-10-CM 2026 · Effective October 1, 2025

ICD-10 R05.9

Billable / Specific

Cough, unspecified

R05
Block
0
Synonyms
60
LCDs
7
Payer Policies
12
Linked CPTs

About ICD-10-CM R05.9

ICD-10-CM code R05.9 represents Cough, unspecified. This is a billable/specific code in the Symptoms, Signs, and Abnormal Findings chapter (block R05). The 2026 edition of ICD-10-CM R05.9 became effective on October 1, 2025.

Medicare LCD Coverage for R05.9

Local Coverage Determinations (LCDs) from CMS MACs that list R05.9 as a covered diagnosis.

60 LCDs

Showing top 10 of 60 total . Click a CPT for full coverage scope.

CMS LCD: Billing and Coding: Respiratory Care
Article ID: 57224, Effective: 2026-01-01 00:00:00, 901 covered, 0 non-covered
CPT 94660 →
CMS LCD: Billing and Coding: Respiratory Care
Article ID: 57224, Effective: 2026-01-01 00:00:00, 901 covered, 0 non-covered
CPT 94726 →
CMS LCD: Billing and Coding: Respiratory Care
Article ID: 57224, Effective: 2026-01-01 00:00:00, 901 covered, 0 non-covered
CPT 94664 →
CMS LCD: Billing and Coding: Respiratory Care
Article ID: 57224, Effective: 2026-01-01 00:00:00, 901 covered, 0 non-covered
CPT 94618 →
CMS LCD: Billing and Coding: Respiratory Care
Article ID: 57224, Effective: 2026-01-01 00:00:00, 901 covered, 0 non-covered
CPT 94772 →
CMS LCD: Billing and Coding: Respiratory Care
Article ID: 57224, Effective: 2026-01-01 00:00:00, 901 covered, 0 non-covered
CPT 94642 →
CMS LCD: Billing and Coding: Respiratory Care
Article ID: 57224, Effective: 2026-01-01 00:00:00, 901 covered, 0 non-covered
CPT G0238 →
CMS LCD: Billing and Coding: Respiratory Care
Article ID: 57224, Effective: 2026-01-01 00:00:00, 901 covered, 0 non-covered
CPT 94004 →
CMS LCD: Billing and Coding: Respiratory Care
Article ID: 57224, Effective: 2026-01-01 00:00:00, 901 covered, 0 non-covered
CPT 94668 →
CMS LCD: Billing and Coding: Respiratory Care
Article ID: 57224, Effective: 2026-01-01 00:00:00, 901 covered, 0 non-covered
CPT 94680 →

Commercial Payer Coverage

Coverage policies from major commercial payers referencing R05.9.

7 policies

4 Medicare

Billing and Coding: Swallowing Studies for Dysphagia
Policy ID: ART-56621
Billing and Coding: Allergy Testing
Policy ID: ART-57181
Billing and Coding: Respiratory Care
Policy ID: ART-57224
Billing and Coding: Duplex Scanning
Policy ID: ART-57636

3 Aetna

Influenza Rapid Diagnostic Tests
Policy ID: CPB-0476
Lung Imaging: Selected Techniques
Policy ID: CPB-0581
Esophageal and Airway pH Monitoring
Policy ID: CPB-0667

CPT Codes Commonly Billed with R05.9

Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.

12 linkages
  • 99202 New patient office visit — fever, headache, abdominal pain, cough, dyspnea, fatigue, dizziness, limb pain, nausea, routine exam, URI, UTI, pharyngitis, otitis, chest pain, weight loss Primary Care
  • 99203 New patient office visit — common complaints plus chronic conditions: HTN, diabetes, hyperlipidemia, asthma, GERD, back pain, migraine, tachycardia, prediabetes Primary Care
  • 99212 Established patient — URI, UTI, pharyngitis, otitis, dermatitis, rash, viral infection, cellulitis, conjunctivitis, sinusitis, bronchitis, ankle sprain Primary Care
  • 99213 Established patient — HTN follow-up, diabetes management, hyperlipidemia, asthma, anxiety, common complaints, back pain, GERD, migraine, acne, joint pain, prediabetes, obesity, anemia, hypothyroid, fatigue Primary Care
  • 91035 Esophageal pH monitoring — GERD evaluation, heartburn, retrosternal chest pain, dysphagia, asthma with suspected GERD, chronic cough, Barrett Gastroenterology
  • 71046 Chest X-ray 2 views — cough, dyspnea, wheezing, chest pain, pneumonia, COPD exacerbation, asthma exacerbation, respiratory failure, lung nodule, pneumothorax, heart failure, hx pneumonia, TB, hypoxemia Radiology
  • 71250 CT chest without contrast — pulmonary nodule, lung mass, lung cancer, pulmonary mets, chronic cough, dyspnea, pneumothorax, PE, lung disease, hx lung cancer, bronchial neoplasm Radiology
  • 94010 Spirometry — asthma all severity, COPD, COPD with exacerbation, dyspnea, wheezing, chronic cough, pulmonary disease, pulmonary fibrosis Pulmonology
  • 94060 Spirometry pre and post bronchodilator — asthma diagnosis/monitoring, dyspnea, wheezing, chronic cough Pulmonology
  • 31622 Diagnostic bronchoscopy — pulmonary nodule, lung cancer, hemoptysis, lung disease, chronic cough, pneumonia, lung mets, abnormal sputum cytology Pulmonology

ICD-10 R05.9, Billing FAQ

Is ICD-10 code R05.9 billable? +

Yes, R05.9 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.

What CPT codes are commonly billed with R05.9? +

Procedures frequently paired with R05.9 include: 99202, 99203, 99212, 99213, 91035.

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Reviewed by the PayerReady Medical Coding Team

Verified against the CMS 2026 code set on May 31, 2026.

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