ICD-10/K38.1

K38.1 ICD 2026 Code: Appendicular concretions

K38.1 is the authoritative medical code for Appendicular concretions. This classification is used in medical billing and clinical recording to specify the clinical criteria for appendicular concretions (ICD-10-CM K38.1), 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

Appendicular concretions is a billable ICD-10-CM diagnosis code K38.1. Inclusion terms: Fecalith of appendix; Stercolith of appendix.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for K38.1 in the official ICD-10-CM tabular list.

Inclusion Terms

Alternative terms the tabular list files under this code.

  • Fecalith of appendix
  • Stercolith of appendix

Frequently Asked Questions (FAQ) & Clinical Guidance

What conditions are included under K38.1?

Appendicular concretions includes: Fecalith of appendix; Stercolith of appendix.

Codes in This Family (6)

Official ICD-10-CM classifications in the same code family as K38.1, with their registry titles.

  • K38 — Other diseases of appendix
  • K38.0 — Hyperplasia of appendix
  • K38.2 — Diverticulum of appendix
  • K38.3 — Fistula of appendix
  • K38.8 — Other specified diseases of appendix
  • K38.9 — Disease of appendix, unspecified

Indexed Clinical Terms (4)

Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.

  • Calculus, calculi, calculous, appendix
  • Concretion, appendicular
  • Fecalith (impaction), appendix
  • Stercolith (impaction), appendix

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 K40.1 Bilateral inguinal hernia, with gangrene
ICD Code K41.1 Bilateral femoral hernia, with gangrene
ICD Code K42.1 Umbilical hernia with gangrene
ICD Code K43.1 Incisional hernia with gangrene
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