Level,LevelName,LevelStart,LevelEnd
1,Certain infectious and parasitic diseases,A00,B99
1,Diseases of the blood and blood forming organs and certain disorders involving the immune mechanism,D50,D89
1,Endocrine nutritional and metabolic diseases,E00,E89
1,Mental Behavioral and Neurodevelopmental disorders,F01,F99
1,Diseases of the nervous system,G00,G99
1,Diseases of the eye and adnexa,H00,H59
1,Diseases of the ear and mastoid process,H60,H95
1,Diseases of the circulatory system,I00,I99
1,Diseases of the respiratory system,J00,J99
1,Diseases of the digestive system,K00,K95
1,Diseases of the skin and subcutaneous tissue,L00,L99
1,Diseases of the musculoskeletal system and connective tissue,M00,M99
1,Diseases of the genitourinary system,N00,N99
1,Pregnancy childbirth and the puerperium,O00,O9A
1,Certain conditions originating in the perinatal period,P00,P96
1,Congenital malformations deformations and chromosomal abnormalities,Q00,Q99
1,Symptoms signs and abnormal clinical and laboratory findings not elsewhere classified,R00,R99
1,Injury poisoning and certain other consequences of external causes,S00,T88
1,Codes for special purposes,U00,U85
1,External causes of morbidity,V00,Y99
1,Factors influencing health status and contact with health services,Z00,Z99
2,Intestinal Infectious Diseases,A00,A09
2,Certain Zoonotic Bacterial Diseases,A20,A28
2,Other Bacterial Diseases,A30,A49
2,Infections With A Predominantly Sexual Mode Of Transmission,A50,A64
2,Other Spirochetal Diseases,A65,A69
2,Other Diseases Caused By Chlamydiae,A70,A74
2,Viral And Prion Infections Of The Central Nervous System,A80,A89
2,Arthropod Borne Viral Fevers And Viral Hemorrhagic Fevers,A90,A99
2,Viral Infections Characterized By Skin And Mucous Membrane Lesions,B00,B09
2,Other Human Herpesviruses,B10,B10
2,Viral Hepatitis,B15,B19
2,Human Immunodeficiency Virus HIV Disease,B20,B20
2,Other Viral Diseases,B25,B34
2,Protozoal Diseases,B50,B64
2,Pediculosis Acariasis And Other Infestations,B85,B89
2,Sequelae Of Infectious And Parasitic Diseases,B90,B94
2,Bacterial And Viral Infectious Agents,B95,B97
2,Other Infectious Diseases,B99,B99
2,Malignant Neoplasms Of Lip Oral Cavity And Pharynx,C00,C14
2,Malignant Neoplasms Of Digestive Organs,C15,C26
2,Malignant Neoplasms Of Respiratory And Intrathoracic Organs,C30,C39
2,Malignant Neoplasms Of Bone And Articular Cartilage,C40,C41
2,Melanoma And Other Malignant Neoplasms Of Skin,C43,C44
2,Malignant Neoplasms Of Mesothelial And Soft Tissue,C45,C49
2,Malignant Neoplasms Of Breast,C50,C50
2,Malignant Neoplasms Of Female Genital Organs,C51,C58
2,Malignant Neoplasms Of Male Genital Organs,C60,C63
2,Malignant Neoplasms Of Urinary Tract,C64,C68
2,Malignant Neoplasms Of Eye Brain And Other Parts Of Central Nervous System,C69,C72
2,Malignant Neoplasms Of Thyroid And Other Endocrine Glands,C73,C75
2,Malignant Neuroendocrine Tumors,C7A,C7A
2,Secondary Neuroendocrine Tumors,C7B,C7B
2,Malignant Neoplasms Of Ill Defined Other Secondary And Unspecified Sites,C76,C80
2,Malignant Neoplasms Of Lymphoid Hematopoietic And Related Tissue,C81,C96
2,In Situ Neoplasms,D00,D09
2,Benign Neoplasms Except Benign Neuroendocrine Tumors,D10,D36