J02.9 – Acute pharyngitis, unspecified

ICD-10-CM 2027 diagnosis code · Acute upper respiratory infections

Billable code

ICD-10-CM code J02.9
Code
J02.9 (claims format: J029)
Description
Acute pharyngitis, unspecified
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
10. Diseases of the respiratory system (J00-J99)
Block
J00-J06 Acute upper respiratory infections
Parent codes
J02

Notes for J02.9

Applicable to:
  • Gangrenous pharyngitis (acute)
  • Infective pharyngitis (acute) NOS
  • Pharyngitis (acute) NOS
  • Sore throat (acute) NOS
  • Suppurative pharyngitis (acute)
  • Ulcerative pharyngitis (acute)
Excludes1 (not coded here):

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

J02 – Acute pharyngitis

Includes:
  • acute sore throat
Excludes1 (not coded here):
  • acute laryngopharyngitis (J06.0)
  • peritonsillar abscess (J36)
  • pharyngeal abscess (J39.1)
  • retropharyngeal abscess (J39.0)
Excludes2 (not included here):
  • chronic pharyngitis (J31.2)

Block J00-J06

Excludes1 (not coded here):
  • chronic obstructive pulmonary disease with acute lower respiratory infection (J44.0)

Index terms for J02.9

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in J02

Frequently asked questions

What is ICD-10 code J02.9?

J02.9 is the ICD-10-CM code for acute pharyngitis, unspecified, in the block J00-J06 (Acute upper respiratory infections).

Is J02.9 a billable code?

Yes. J02.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does J02.9 belong to?

It belongs to category J02 – Acute pharyngitis.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.