Diagnosis Codes Index - ICD-9 Diagnosis Codes Index

    • Infectious and parasitic diseases (001–139)

      • Intestinal infectious diseases (001-009)
      • Tuberculosis (010-018)
      • Zoonotic bacterial diseases (020-027)
      • Other bacterial diseases (030-041)
      • Human immunodeficiency virus (042)
      • Poliomyelitis and other non-arthropod-borne viral diseases of central nervous system (045-049)
      • Viral diseases accompanied by exanthem (050-059)
      • Arthropod-borne viral diseases (060-066)
      • Other diseases due to viruses and Chlamydiae (070-079)
      • Rickettsioses and other arthropod-borne diseases (080-088)
      • Syphilis and other venereal diseases (090-099)
      • Other spirochetal diseases (100-104)
      • Mycoses (110-118)
      • Helminthiases (120-129)
      • Other infectious and parasitic diseases (130-136)
      • Late effects of infectious and parasitic diseases (137-139)
    • Neoplasms (140–239)

      • Malignant neoplasm of lip, oral cavity, and pharynx (140-149)
      • Malignant neoplasm of digestive organs and peritoneum (150-159)
      • Malignant neoplasm of respiratory and intrathoracic organs (160-165)
      • Malignant neoplasm of bone, connective tissue, skin, and breast (170-176)
      • Kaposi's sarcoma (176)
      • Malignant neoplasm of genitourinary organs (179-189)
      • Malignant neoplasm of other and unspecified sites (190-199)
      • Malignant neoplasm of lymphatic and hematopoietic tissue (200-208)
      • Neuroendocrine tumors (209)
      • Benign neoplasms (210-229)
      • Carcinoma in situ (230-234)
      • Neoplasms of uncertain behavior (235-238)
      • Neoplasms of unspecified nature (239)
    • Endocrine, nutritional and metabolic diseases, and immunity disorders (240–279)

      • Disorders of thyroid gland (240-246)
      • Diseases of other endocrine glands (249-259)
      • Nutritional deficiencies (260-269)
      • Other metabolic disorders and immunity disorders (270-279)
    • Diseases of the blood and blood-forming organs (280–289)

      • Diseases of the blood and blood-forming organs (280-289)
    • Mental disorders (290–319)

      • Organic psychotic conditions (290-294)
      • Neurotic disorders, personality disorders, and other nonpsychotic mental disorders (300-316)
      • Other psychoses (295-299)
      • Intellectual Disabilities (317-319)
    • Diseases of the nervous system (320–359)

      • Inflammatory diseases of the central nervous system (320-327)
      • Hereditary and degenerative diseases of the central nervous system (330-337)
      • Pain (338)
      • Other headache syndromes (339)
      • Other disorders of the central nervous system (340-349)
      • Disorders of the peripheral nervous system (350-359)
    • Diseases of the sense organs (360–389)

      • Disorders of the eye and adnexa (360-379)
      • Diseases of the ear and mastoid process (380-389)
    • Diseases of the circulatory system (390–459)

      • Acute rheumatic fever (390-392)
      • Chronic rheumatic heart disease (393-398)
      • Hypertensive disease (401-405)
      • Ischemic heart disease (410-414)
      • Diseases of pulmonary circulation (415-417)
      • Other forms of heart disease (420-429)
      • Cerebrovascular disease (430-438)
      • Diseases of arteries, arterioles, and capillaries (440-449)
      • Diseases of veins and lymphatics, and other diseases of circulatory system (451-459)
    • Diseases of the respiratory system (460–519)

      • Other diseases of upper respiratory tract (470-478)
      • Pneumonia and influenza (480-488)
      • Chronic obstructive pulmonary disease and allied conditions (490-496)
      • Pneumoconioses and other lung diseases due to external agents (500-508)
      • Other diseases of respiratory system (510-519)
      • Acute respiratory infections (460-466)
    • Diseases of the digestive system (520–579)

      • Diseases of oral cavity, salivary glands, and jaws (520-529)
      • Diseases of esophagus, stomach, and duodenum (530-539)
      • Appendicitis (540-543)
      • Hernia of abdominal cavity (550-553)
      • Noninfective enteritis and colitis (555-558)
      • Other diseases of intestines and peritoneum (560-569)
      • Other diseases of digestive system (570-579)
    • Diseases of the genitourinary system (580–629)

      • Nephritis, nephrotic syndrome, and nephrosis (580-589)
      • Other diseases of urinary system (590-599)
      • Diseases of male genital organs (600-608)
      • Disorders of breast (610-612)
      • Inflammatory disease of female pelvic organs (614-616)
      • Other disorders of female genital tract (617-629)
    • Complications of pregnancy, childbirth, and the puerperium (630–679)

      • Ectopic and molar pregnancy and other pregnancy with abortive outcome (630-639)
      • Complications mainly related to pregnancy (640-649)
      • Normal delivery, and other indications for care in pregnancy, labor, and delivery (650-659)
      • Complications occurring mainly in the course of labor and delivery (660-669)
      • Complications of the puerperium (670-677)
      • Other Maternal and Fetal Complications (678-679)
    • Diseases of the skin and subcutaneous tissue (680–709)

      • Infections of skin and subcutaneous tissue (680-686)
      • Other inflammatory conditions of skin and subcutaneous tissue (690-698)
      • Other diseases of skin and subcutaneous tissue (700-709)
    • Diseases of the musculoskeletal system and connective tissue (710–739)

      • Arthropathies and related disorders (710-719)
      • Dorsopathies (720-724)
      • Rheumatism, excluding the back (725-729)
      • Osteopathies, chondropathies, and acquired musculoskeletal deformities (730-739)
    • Congenital anomalies (740–759)

      • Congenital anomalies (740-759)
    • Certain conditions originating in the perinatal period (760–779)

      • Maternal causes of perinatal morbidity and mortality (760-763)
      • Other conditions originating in the perinatal period (764-779)
    • Symptoms, signs, and ill-defined conditions (780–799)

      • Symptoms (780-789)
      • Nonspecific abnormal findings (790-796)
      • Ill-defined and unknown causes of morbidity and mortality (797-799)
    • Injury and poisoning (800–999)

      • Fracture of skull (800-804)
      • Fracture of spine and trunk (805-809)
      • Fracture of upper limb (810-819)
      • Fracture of lower limb (820-829)
      • Dislocation (830-839)
      • Sprains and strains of joints and adjacent muscles (840-848)
      • Intracranial injury, excluding those with skull fracture (850-854)
      • Internal injury of chest, abdomen, and pelvis (860-869)
      • Open wound of head, neck, and trunk (870-879)
      • Open wound of upper limb (880-887)
      • Open wound of lower limb (890-897)
      • Injury to blood vessels (900-904)
      • Late effects of injuries, poisonings, toxic effects, and other external causes (905-909)
      • Superficial injury (910-919)
      • Contusion with intact skin surface (920-924)
      • Crushing injury (925-929)
      • Effects of foreign body entering through orifice (930-939)
      • Burns (940-949)
      • Injury to nerves and spinal cord (950-957)
      • Certain traumatic complications and unspecified injuries (958-959)
      • Poisoning by drugs, medicinals and biological substances (960-979)
      • Toxic effects of substances chiefly nonmedicinal as to source (980-989)
      • Other and unspecified effects of external causes (990-995)
      • Complications of surgical and medical care, not elsewhere classified (996-999)
    • External causes of injury (V)

      • External Cause Status (E000)
      • Activity (E001-E030)
      • Railway accidents (E800-E807)
      • Motor vehicle traffic accidents (E810-E819)
      • Motor vehicle nontraffic accidents (E820-E825)
      • Other road vehicle accidents (E826-E829)
      • Water transport accidents (E830-E838)
      • Air and space transport accidents (E840-E845)
      • Vehicle accidents, not elsewhere classifiable (E846-E849)
      • Accidental poisoning by drugs, medicinal substances, and biologicals (E850-E858)
      • Accidental poisoning by other solid and liquid substances, gases, and vapors (E860-E869)
      • Misadventures to patients during surgical and medical care (E870-E876)
      • Surgical and medical procedures as the cause of abnormal reaction of patient or later complication, without mention of misadventure at the time of procedure (E878-E879)
      • Accidental falls (E880-E888)
      • Accidents caused by fire and flames (E890-E899)
      • Accidents due to natural and environmental factors (E900-E909)
      • Accidents caused by submersion, suffocation, and foreign bodies (E910-E915)
      • Other accidents (E916-E928)
      • Late effects of accidental injury (E929)
      • Drugs, medicinal and biological substances causing adverse effects in therapeutic use (E930-E949)
      • Suicide and self-inflicted injury (E950-E959)
      • Homicide and injury purposely inflicted by other persons (E960-E969)
      • Legal intervention (E970-E979)
      • Injury undetermined whether accidentally or purposely inflicted (E980-E989)
      • Injury resulting from operations of war (E990-E999)
    • Supplementary classification of factors influencing health status and contact with health services (E)

      • Persons with potential health hazards related to communicable diseases (V01-V09)
      • Persons with potential health hazards related to personal and family history (V10-V19)
      • Persons encountering health services in circumstances related to reproduction and development (V20-V29)
      • Liveborn infants according to type of birth (V30-V39)
      • Persons with a condition influencing their health status (V40-V49)
      • Persons encountering health services for specific procedures and aftercare (V50-V59)
      • Persons encountering health services in other circumstances (V60-V69)
      • Persons without reported diagnosis encountered during examination and investigation of individuals and populations (V70-V82)
      • Genetics (V83-V84)
      • Body mass index (V85)
      • Estrogen receptor status (V86)
      • Other specified personal exposures and history presenting hazards to health (V87)
      • Acquired absence of other organs and tissue (V88)
      • Other suspected conditions not found (V89)
      • Retained foreign body (V90)
      • Multiple gestation placenta status (V91)