DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

K38 Other diseases of appendix

  • Header · not billable

K38 is not billable. The category heads 6 billable codes in FY2027: the 6 codes directly below it.

Index → code

  • Mucoceleappendix → K38.8
  • Concretionappendicular → K38.1
  • Disease, diseasedappendix → K38.9
Billable codes
6
Subdivisions
6
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
18

Codes in K38

  1. K38.0
    Hyperplasia of appendix
    Billable
  2. K38.1
    Appendicular concretions
    Billable
    Inclusion terms 2

    Inclusion terms

    • Fecalith of appendix
    • Stercolith of appendix
  3. K38.2
    Diverticulum of appendix
    Billable
  4. K38.3
    Fistula of appendix
    Billable
  5. K38.8
    Other specified diseases of appendix
    Billable
    Inclusion terms 1

    Inclusion terms

    • Intussusception of appendix
  6. K38.9
    Disease of appendix, unspecified
    Billable

Sources of each column.

Instructions

Notes that also apply

Chapter 11 instructions (Excludes2 8): printed on the chapter 11 page.

Index entries

  • Hyperplasia, hyperplasticappendix (lymphoid) → K38.0
  • Calculus, calculi, calculousappendix → K38.1
  • Concretionappendicular → K38.1
  • Fecalith (impaction)appendix → K38.1
  • Stercolith (impaction)appendix → K38.1
  • Diverticulum, diverticula (multiple)appendix (noninflammatory) → K38.2
  • Fistula (cutaneous)appendix, appendicular → K38.3
  • Adhesions, adhesive (postinfective)appendix → K38.8
  • Atrophy, atrophic (of)appendix → K38.8
  • Colic (bilious) (infantile) (intestinal) (recurrent) (spasmodic)appendix, appendicular → K38.8
  • Cyst (colloid) (mucous) (simple) (retention)appendix → K38.8
  • Intussusception (bowel) (colon) (enteric) (ileocecal) (ileocolic) (intestine) ( rectum)appendix → K38.8
  • Mucoceleappendix → K38.8
  • Obliterationappendix (lumen) → K38.8
  • Sloughing (multiple) (phagedena) (skin)appendix → K38.8
  • Strangulation, strangulatedappendix → K38.8
  • Disease, diseasedappendix → K38.9
  • Disease, diseasedappendixspecified NEC → K38.8

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy