Diseases of the digestive system K00-K95

Diseases of the digestive system K00-K95

Type 2 Excludes
Type 2 Excludes Help
A type 2 excludes note represents "not included here". A type 2 excludes note indicates that the condition excluded is not part of the condition it is excluded from but a patient may have both conditions at the same time. When a type 2 excludes note appears under a code it is acceptable to use both the code (K00-K95) and the excluded code together.
  • certain conditions originating in the perinatal period (
    ICD-10-CM Diagnosis Code P04

    Newborn affected by noxious substances transmitted via placenta or breast milk

      2016 2017 - Revised Code 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    • nonteratogenic effects of substances transmitted via placenta
    Type 2 Excludes
    • congenital malformations (Q00-Q99)
    • encounter for observation of newborn for suspected diseases and conditions ruled out (Z05.-)
    • neonatal jaundice from excessive hemolysis due to drugs or toxins transmitted from mother (P58.4)
    • newborn in contact with and (suspected) exposures hazardous to health not transmitted via placenta or breast milk (Z77.-)
    ICD-10-CM Diagnosis Code P96

    Other conditions originating in the perinatal period

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
  • certain infectious and parasitic diseases (A00-B99
    ICD-10-CM Range A00-B99

    Certain infectious and parasitic diseases

    • A00-A09 Intestinal infectious diseases
    • A15-A19 Tuberculosis
    • A20-A28 Certain zoonotic bacterial diseases
    • A30-A49 Other bacterial diseases
    • A50-A64 Infections with a predominantly sexual m...
    • A65-A69 Other spirochetal diseases
    • A70-A74 Other diseases caused by chlamydiae
    • A75-A79 Rickettsioses
    • A80-A89 Viral and prion infections of the centra...
    • A90-A99 Arthropod-borne viral fevers and viral h...
    • B00-B09 Viral infections characterized by skin a...
    • B10-B10 Other human herpesviruses
    • B15-B19 Viral hepatitis
    • B20-B20 Human immunodeficiency virus [HIV] disea...
    • B25-B34 Other viral diseases
    • B35-B49 Mycoses
    • B50-B64 Protozoal diseases
    • B65-B83 Helminthiases
    • B85-B89 Pediculosis, acariasis and other infesta...
    • B90-B94 Sequelae of infectious and parasitic dis...
    • B95-B97 Bacterial and viral infectious agents
    • B99-B99 Other infectious diseases
  • complications of pregnancy, childbirth and the puerperium (O00-O9A
    ICD-10-CM Range O00-O9A

    Pregnancy, childbirth and the puerperium

    • O00-O08 Pregnancy with abortive outcome
    • O09-O09 Supervision of high risk pregnancy
    • O10-O16 Edema, proteinuria and hypertensive diso...
    • O20-O29 Other maternal disorders predominantly r...
    • O30-O48 Maternal care related to the fetus and a...
    • O60-O77 Complications of labor and delivery
    • O80-O82 Encounter for delivery
    • O85-O92 Complications predominantly related to t...
    • O94-O9A Other obstetric conditions, not elsewher...
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99
    ICD-10-CM Range Q00-Q99

    Congenital malformations, deformations and chromosomal abnormalities

    • Q00-Q07 Congenital malformations of the nervous ...
    • Q10-Q18 Congenital malformations of eye, ear, fa...
    • Q20-Q28 Congenital malformations of the circulat...
    • Q30-Q34 Congenital malformations of the respirat...
    • Q35-Q37 Cleft lip and cleft palate
    • Q38-Q45 Other congenital malformations of the di...
    • Q50-Q56 Congenital malformations of genital orga...
    • Q60-Q64 Congenital malformations of the urinary ...
    • Q65-Q79 Congenital malformations and deformation...
    • Q80-Q89 Other congenital malformations
    • Q90-Q99 Chromosomal abnormalities, not elsewhere...
  • endocrine, nutritional and metabolic diseases (
    ICD-10-CM Diagnosis Code E00

    Congenital iodine-deficiency syndrome

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • subclinical iodine-deficiency hypothyroidism (E02)
    Use Additional
    • code (F70-F79) to identify associated intellectual disabilities.
    ICD-10-CM Diagnosis Code E88

    Other and unspecified metabolic disorders

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • histiocytosis X (chronic) (C96.6)
    Use Additional
    • codes for associated conditions
  • injury, poisoning and certain other consequences of external causes (S00-T88
    ICD-10-CM Range S00-T88

    Injury, poisoning and certain other consequences of external causes

    • S00-S09 Injuries to the head
    • S10-S19 Injuries to the neck
    • S20-S29 Injuries to the thorax
    • S30-S39 Injuries to the abdomen, lower back, lum...
    • S40-S49 Injuries to the shoulder and upper arm
    • S50-S59 Injuries to the elbow and forearm
    • S60-S69 Injuries to the wrist, hand and fingers
    • S70-S79 Injuries to the hip and thigh
    • S80-S89 Injuries to the knee and lower leg
    • S90-S99 Injuries to the ankle and foot
    • T07-T07 Injuries involving multiple body regions
    • T14-T14 Injury of unspecified body region
    • T15-T19 Effects of foreign body entering through...
    • T20-T25 Burns and corrosions of external body su...
    • T26-T28 Burns and corrosions confined to eye and...
    • T30-T32 Burns and corrosions of multiple and uns...
    • T33-T34 Frostbite
    • T36-T50 Poisoning by, adverse effect of and unde...
    • T51-T65 Toxic effects of substances chiefly nonm...
    • T66-T78 Other and unspecified effects of externa...
    • T79-T79 Certain early complications of trauma
    • T80-T88 Complications of surgical and medical ca...
  • neoplasms (C00-D49
    ICD-10-CM Range C00-D49


    • C00-C14 Malignant neoplasms of lip, oral cavity ...
    • C15-C26 Malignant neoplasms of digestive organs
    • C30-C39 Malignant neoplasms of respiratory and i...
    • C40-C41 Malignant neoplasms of bone and articula...
    • C43-C44 Melanoma and other malignant neoplasms o...
    • C45-C49 Malignant neoplasms of mesothelial and s...
    • C50-C50 Malignant neoplasms of breast
    • C51-C58 Malignant neoplasms of female genital or...
    • C60-C63 Malignant neoplasms of male genital orga...
    • C64-C68 Malignant neoplasms of urinary tract
    • C69-C72 Malignant neoplasms of eye, brain and ot...
    • C73-C75 Malignant neoplasms of thyroid and other...
    • C76-C80 Malignant neoplasms of ill-defined, othe...
    • C7A-C7A Malignant neuroendocrine tumors
    • C7B-C7B Secondary neuroendocrine tumors
    • C81-C96 Malignant neoplasms of lymphoid, hematop...
    • D00-D09 In situ neoplasms
    • D10-D36 Benign neoplasms, except benign neuroend...
    • D37-D48 Neoplasms of uncertain behavior, polycyt...
    • D3A-D3A Benign neuroendocrine tumors
    • D49-D49 Neoplasms of unspecified behavior
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (
    ICD-10-CM Diagnosis Code R00

    Abnormalities of heart beat

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • abnormalities originating in the perinatal period (P29.1-)
    Type 2 Excludes
    • specified arrhythmias (I47-I49)
    ICD-10-CM Diagnosis Code R94

    Abnormal results of function studies

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    • abnormal results of radionuclide [radioisotope] uptake studies
    • abnormal results of scintigraphy
ICD-10-CM Range K00-K14

Diseases of oral cavity and salivary glands

  • K00 Disorders of tooth development and erupt...
  • K01 Embedded and impacted teeth
  • K02 Dental caries
  • K03 Other diseases of hard tissues of teeth
  • K04 Diseases of pulp and periapical tissues
  • K05 Gingivitis and periodontal diseases
  • K06 Other disorders of gingiva and edentulou...
  • K08 Other disorders of teeth and supporting ...
  • K09 Cysts of oral region, not elsewhere clas...
  • K11 Diseases of salivary glands
  • K12 Stomatitis and related lesions
  • K13 Other diseases of lip and oral mucosa
  • K14 Diseases of tongue
ICD-10-CM Range K20-K31

Diseases of esophagus, stomach and duodenum

Type 2 Excludes
  • K20 Esophagitis
  • K21 Gastro-esophageal reflux disease
  • K22 Other diseases of esophagus
  • K23 Disorders of esophagus in diseases class...
  • K25 Gastric ulcer
  • K26 Duodenal ulcer
  • K27 Peptic ulcer, site unspecified
  • K28 Gastrojejunal ulcer
  • K29 Gastritis and duodenitis
  • K30 Functional dyspepsia
  • K31 Other diseases of stomach and duodenum
ICD-10-CM Range K35-K38

Diseases of appendix

  • K35 Acute appendicitis
  • K36 Other appendicitis
  • K37 Unspecified appendicitis
  • K38 Other diseases of appendix
ICD-10-CM Range K40-K46


  • acquired hernia
  • congenital [except diaphragmatic or hiatus] hernia
  • recurrent hernia
  • Hernia with both gangrene and obstruction is classified to hernia with gangrene.
  • K40 Inguinal hernia
  • K41 Femoral hernia
  • K42 Umbilical hernia
  • K43 Ventral hernia
  • K44 Diaphragmatic hernia
  • K45 Other abdominal hernia
  • K46 Unspecified abdominal hernia
ICD-10-CM Range K50-K52

Noninfective enteritis and colitis

  • noninfective inflammatory bowel disease
Type 1 Excludes
  • K50 Crohn's disease [regional enteritis]
  • K51 Ulcerative colitis
  • K52 Other and unspecified noninfective gastr...
ICD-10-CM Range K55-K64

Other diseases of intestines

  • K55 Vascular disorders of intestine
  • K56 Paralytic ileus and intestinal obstructi...
  • K57 Diverticular disease of intestine
  • K58 Irritable bowel syndrome
  • K59 Other functional intestinal disorders
  • K60 Fissure and fistula of anal and rectal r...
  • K61 Abscess of anal and rectal regions
  • K62 Other diseases of anus and rectum
  • K63 Other diseases of intestine
  • K64 Hemorrhoids and perianal venous thrombos...
ICD-10-CM Range K65-K68

Diseases of peritoneum and retroperitoneum

  • K65 Peritonitis
  • K66 Other disorders of peritoneum
  • K67 Disorders of peritoneum in infectious di...
  • K68 Disorders of retroperitoneum
ICD-10-CM Range K70-K77

Diseases of liver

Type 1 Excludes
  • jaundice NOS (R17)
Type 2 Excludes
  • K70 Alcoholic liver disease
  • K71 Toxic liver disease
  • K72 Hepatic failure, not elsewhere classifie...
  • K73 Chronic hepatitis, not elsewhere classif...
  • K74 Fibrosis and cirrhosis of liver
  • K75 Other inflammatory liver diseases
  • K76 Other diseases of liver
  • K77 Liver disorders in diseases classified e...
ICD-10-CM Range K80-K87

Disorders of gallbladder, biliary tract and pancreas

  • K80 Cholelithiasis
  • K81 Cholecystitis
  • K82 Other diseases of gallbladder
  • K83 Other diseases of biliary tract
  • K85 Acute pancreatitis
  • K86 Other diseases of pancreas
  • K87 Disorders of gallbladder, biliary tract ...
ICD-10-CM Range K90-K95

Other diseases of the digestive system

  • K90 Intestinal malabsorption
  • K91 Intraoperative and postprocedural compli...
  • K92 Other diseases of digestive system
  • K94 Complications of artificial openings of ...
  • K95 Complications of bariatric procedures