K20.80 vs K22.1
K20.80 (Other esophagitis without bleeding) compared with K22.1 (Ulcer of esophagus), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. K20.80 carries an Excludes1 note covering K22.1: “erosion of esophagus (K22.1-)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
No — do not report together. K20.80 carries an Excludes1 note covering K22.1: “ulcerative esophagitis (K22.1-)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| K20.80Other esophagitis without bleeding | K22.1Ulcer of esophagus | |
|---|---|---|
| Billing status | Billable | Non-billable header |
| Classification | K00-K95 — Diseases of the Digestive System (K00-K95) | K00-K95 — Diseases of the Digestive System (K00-K95) |
| Definition | Other esophagitis without bleeding is a billable ICD-10-CM diagnosis code (K20.80). | Ulcer of esophagus is a non-billable ICD-10-CM category code (K22.1). |
| Includes | Abscess of esophagus Other esophagitis NOS | Barrett's ulcer Erosion of esophagus Fungal ulcer of esophagus Peptic ulcer of esophagus |
| Use additional code | code to identify: alcohol abuse and dependence (F10.-) | code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5) |
| Code first | — | poisoning due to drug or toxin, if applicable (T36-T65 with fifth or sixth character 1-4) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources