DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

E24 Cushing's syndrome

  • Header · not billable

E24 is not billable. The category heads 7 billable codes in FY2027: the 7 codes directly below it.

Index → code

  • Hypercortisonism → E24.2
  • Nelson's syndrome → E24.1
  • Hyperadrenocorticism → E24.9

Where it sits

  1. Chapter 4 Endocrine, nutritional and metabolic diseases (E00-E89)
  2. E20-E35 Disorders of other endocrine glands (E20-E35)
  3. E24 Cushing's syndrome
Billable codes
7
Subdivisions
7
CC / MCC codes
6 / 0
HCC V28 codes
1
New FY2027
0
Index entries
33

Codes in E24

  1. E24.0
    Pituitary-dependent Cushing's disease
    BillableCC51
    Inclusion terms 2

    Inclusion terms

    • Overproduction of pituitary ACTH
    • Pituitary-dependent hypercorticalism
  2. E24.1
    Nelson's syndrome
    Billable
  3. E24.2
    Drug-induced Cushing's syndrome
    BillableCC
    Use additional code 1

    Use additional code

    • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5) T36 T50
  4. E24.3
    Ectopic ACTH syndrome
    BillableCC
  5. E24.4
    Alcohol-induced pseudo-Cushing's syndrome
    BillableCC
  6. E24.8
    Other Cushing's syndrome
    BillableCC
  7. E24.9
    Cushing's syndrome, unspecified
    BillableCC

CC/MCC: as a secondary diagnosis, unless the principal diagnosis is on the code’s PDX exclusion list (MS-DRG v44 Appendix C; list on the code card).

Sources of each column.

Instructions

At E24

Excludes1

  • congenital adrenal hyperplasia (E25.0) E25.0

Notes that also apply

Block E20-E35 instructions (Excludes1 2): printed on the block page.

Chapter 4 instructions (Notes 1, Excludes1 1): printed on the chapter 4 page.

Index entries

  • Basophilism (cortico-adrenal) (Cushing's) (pituitary) → E24.0
  • Hypercorticalism, pituitary-dependent → E24.0
  • Nelson's syndrome → E24.1
  • Cushingoid due to steroid therapy → E24.2
  • Hypercorticosteronism → E24.2
  • Hypercortisonism → E24.2
  • ACTH ectopic syndrome → E24.3
  • Pseudo-Cushing's syndrome, alcohol-induced → E24.4
  • Hyperadrenocorticism → E24.9
  • Hyperadrenocorticismpituitary-dependent → E24.0
  • Hyperadrenocorticismiatrogenic → E24.2
  • Ectopic, ectopia (congenital)ACTH syndrome → E24.3
  • Syndromeectopic ACTH → E24.3
  • Cushing'ssyndrome or disease → E24.9
  • Hypersecretioncorticoadrenal → E24.9
  • Hypersecretioncortisol → E24.9
  • SyndromeCushing's → E24.9
  • Cushing'ssyndrome or diseasepituitary-dependent → E24.0
  • HypersecretionACTH (not associated with Cushing's syndrome)pituitary → E24.0
  • SyndromeCushing'spituitary-dependent → E24.0
  • Cushing'ssyndrome or diseasedrug-induced → E24.2
  • Cushing'ssyndrome or diseaseiatrogenic → E24.2
  • Steroideffects (adverse) (adrenocortical) (iatrogenic)cushingoid → E24.2
  • SyndromeCushing'sdrug-induced → E24.2
  • SyndromeCushing'salcohol-induced → E24.4
  • Cushing'ssyndrome or diseasespecified NEC → E24.8
  • SyndromeCushing'sspecified type NEC → E24.8
  • Myopathyin (due to)Cushing's syndrome → E24.9 [G73.7]
  • Myopathyin (due to)hyperadrenocorticism → E24.9 [G73.7]
  • Hypersecretionhormone(s)ACTH (not associated with Cushing's syndrome)pituitary → E24.0
  • SyndromeCushing'sdue tooverproduction of pituitary ACTH → E24.0
  • SyndromeCushing'sdue todrugs → E24.2
  • SyndromeCushing'sdue toectopic ACTH → E24.3

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

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