H61.011 (Acute perichondritis of right external ear) compared with H61.012 (Acute perichondritis of left external ear), from the official CMS tabular data. H61.011 and H61.012 code the same condition on opposite sides. MedCoder-derived
Same condition; these differ only in which side is documented.
These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.
Source: ICD-10-CM tabular list (laterality variant derived from the code title)
Same condition, opposite side. H61.011 and H61.012 name the same condition on opposite sides of the body.
Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.
| H61.011Acute perichondritis of right external ear | H61.012Acute perichondritis of left external ear | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | H60-H95 — Diseases of the ear and mastoid process | H60-H95 — Diseases of the ear and mastoid process |
| Definition | Acute perichondritis of right external ear is a billable ICD-10-CM diagnosis code (H61.011). | Acute perichondritis of left external ear is a billable ICD-10-CM diagnosis code (H61.012). |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources