K37BillableSave

K37 - Unspecified appendicitis

ICD-10-CM Chapter 11: Diseases of the digestive system · K35-K38 Diseases of appendix (K35-K38) · Top-level category · FY2027

Includes, Excludes and Coding Notes

Excludes 1 — Not Coded HereFrom K37

Mutually exclusive: these conditions are never reported together with this code.

  • unspecified appendicitis with peritonitis (K35.2-, K35.3-)
Excludes 2 — Not Included HereFrom Chapter K00-K95

Not part of this code; report both codes when the patient has both conditions.

  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Inpatient DRG Payments

DRG 39430,272 discharges

Other Digestive System Diagnoses With Cc

Avg. Medicare Payment

$7,250

Total Payment$9,479
Patient Responsibility$2,229
Hospital Charge$47,064
DRG 39324,018 discharges

Other Digestive System Diagnoses With Mcc

Avg. Medicare Payment

$13,626

Total Payment$16,562
Patient Responsibility$2,936
Hospital Charge$76,783
DRG 3955,211 discharges

Other Digestive System Diagnoses Without Cc/mcc

Avg. Medicare Payment

$4,644

Total Payment$6,874
Patient Responsibility$2,231
Hospital Charge$34,600