All ICD10 Codes

R09.82

Billable
ChapterR00–R99
Ranksubcategory
Official Description

Postnasal drip

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (R00-R99).
General instructions are available for the parent sections:
View CH18 NotesView R09 Notes

Clinical Hierarchy

CH18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
R00-R09Symptoms and signs involving the circulatory and respiratory systems (R00-R09)
R09Other symptoms and signs involving the circulatory and respiratory system
R09.8Other specified symptoms and signs involving the circulatory and respiratory systems
R09.82Postnasal drip

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to R09.82:

categoryR09
Other symptoms and signs involving the circulatory and respiratory system
View context instructions
chapterCH18
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to R09.82. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

3 raw paths
Discharge (from)1 unique routes
postnasal→R09.82
Drip, postnasal (chronic)1 unique routes
Direct index entry→R09.82
Postnasal drip1 unique routes
Direct index entry→R09.82

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 154
Other Ear, Nose, Mouth and Throat Diagnoses with MCC
DRG 155
Other Ear, Nose, Mouth and Throat Diagnoses with CC
DRG 156
Other Ear, Nose, Mouth and Throat Diagnoses without CC/MCC

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Postnasal drip.

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