K22.5 is the authoritative medical code for Diverticulum of esophagus, acquired. This classification is used in medical billing and clinical recording to specify the clinical criteria for diverticulum of esophagus, acquired (ICD-10-CM K22.5), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Diverticulum of esophagus, acquired is a billable ICD-10-CM diagnosis code K22.5. Inclusion terms: Esophageal pouch, acquired. Excludes1 (not coded here): diverticulum of esophagus congenital Q39.6. Excludes2 (not included here): esophageal varices I85.-; hiatus hernia K44.-.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for K22.5 in the official ICD-10-CM tabular list.
Inclusion Terms
Alternative terms the tabular list files under this code.
- Esophageal pouch, acquired
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- diverticulum of esophagus congenital Q39.6
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- esophageal varices I85.-
- hiatus hernia K44.-
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with K22.5?
Per Excludes1 instructions, K22.5 must not be reported with: diverticulum of esophagus (congenital) (Q39.6).
Can K22.5 be reported alongside related conditions?
Per Excludes2 instructions, K22.5 and the following may both be reported when both are present: esophageal varices (I85.-); hiatus hernia (K44.-).
What conditions are included under K22.5?
Diverticulum of esophagus, acquired includes: Esophageal pouch, acquired.
Codes in This Family (20)
Official ICD-10-CM classifications in the same code family as K22.5, with their registry titles.
- K22 — Other diseases of esophagus
- K22.0 — Achalasia of cardia
- K22.1 — Ulcer of esophagus
- K22.10 — Ulcer of esophagus without bleeding
- K22.11 — Ulcer of esophagus with bleeding
- K22.2 — Esophageal obstruction
- K22.3 — Perforation of esophagus
- K22.4 — Dyskinesia of esophagus
- K22.6 — Gastro-esophageal laceration-hemorrhage syndrome
- K22.7 — Barrett's esophagus
- K22.70 — Barrett's esophagus without dysplasia
- K22.71 — Barrett's esophagus with dysplasia
- K22.710 — Barrett's esophagus with low grade dysplasia
- K22.711 — Barrett's esophagus with high grade dysplasia
- K22.719 — Barrett's esophagus with dysplasia, unspecified
- K22.8 — Other specified diseases of esophagus
- K22.81 — Esophageal polyp
- K22.82 — Esophagogastric junction polyp
- K22.89 — Other specified disease of esophagus
- K22.9 — Disease of esophagus, unspecified
Indexed Clinical Terms (9)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Diverticulum, diverticula (multiple), epiphrenic (esophagus)
- Diverticulum, diverticula (multiple), esophagus (congenital), acquired (epiphrenic) (pulsion) (traction)
- Diverticulum, diverticula (multiple), midthoracic
- Diverticulum, diverticula (multiple), pharyngoesophageal (congenital), acquired
- Diverticulum, diverticula (multiple), Rokitansky's
- Diverticulum, diverticula (multiple), Zenker's (esophagus)
- Esophagocele
- Pouch, esophagus, esophageal, congenital, acquired
- Zenker's diverticulum (esophagus)
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code K27.5
Chronic or unspecified peptic ulcer, site unspecified, with perforation