ICD-10-CM Code Browser

Browse the complete ICD-10-CM code set by chapter. Select a chapter to view all categories and codes within that chapter.

A00-B99
Chapter 1

Certain infectious and parasitic diseases

This chapter covers ICD-10-CM codes in the range A00-B99 for certain infectious and parasitic diseases. Covers bacterial, viral, and parasitic infections including tuberculosis, HIV, hepatitis, and other communicable diseases.

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C00-D49
Chapter 2

Neoplasms

This chapter covers ICD-10-CM codes in the range C00-D49 for neoplasms. Includes all types of malignant and benign neoplasms, organized by anatomical site and behavior.

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D50-D89
Chapter 3

Diseases of the blood and blood-forming organs

This chapter covers ICD-10-CM codes in the range D50-D89 for diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism. Covers disorders of blood cells, blood-forming organs, and immune mechanisms including anemias and coagulation defects.

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E00-E89
Chapter 4

Endocrine, nutritional and metabolic diseases

This chapter covers ICD-10-CM codes in the range E00-E89 for endocrine, nutritional and metabolic diseases. Includes disorders of the endocrine glands, nutritional deficiencies, metabolic disorders, and diabetes mellitus.

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F01-F99
Chapter 5

Mental, Behavioral and Neurodevelopmental disorders

This chapter covers ICD-10-CM codes in the range F01-F99 for mental, behavioral and neurodevelopmental disorders. Covers mental, behavioral, and neurodevelopmental disorders including dementia, substance use, schizophrenia, and mood disorders.

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G00-G99
Chapter 6

Diseases of the nervous system

This chapter covers ICD-10-CM codes in the range G00-G99 for diseases of the nervous system. Includes diseases of the central and peripheral nervous system such as meningitis, Alzheimer's, Parkinson's, and epilepsy.

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H00-H59
Chapter 7

Diseases of the eye and adnexa

This chapter covers ICD-10-CM codes in the range H00-H59 for diseases of the eye and adnexa. Covers disorders of the eye and surrounding structures including glaucoma, cataracts, and visual disturbances.

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H60-H95
Chapter 8

Diseases of the ear and mastoid process

This chapter covers ICD-10-CM codes in the range H60-H95 for diseases of the ear and mastoid process. Includes diseases of the ear and mastoid process such as otitis media, hearing loss, and vestibular disorders.

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I00-I99
Chapter 9

Diseases of the circulatory system

This chapter covers ICD-10-CM codes in the range I00-I99 for diseases of the circulatory system. Covers diseases of the heart and blood vessels including hypertension, ischemic heart disease, and cerebrovascular diseases.

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J00-J99
Chapter 10

Diseases of the respiratory system

This chapter covers ICD-10-CM codes in the range J00-J99 for diseases of the respiratory system. Includes diseases of the respiratory system such as influenza, pneumonia, COPD, asthma, and respiratory failure.

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K00-K95
Chapter 11

Diseases of the digestive system

This chapter covers ICD-10-CM codes in the range K00-K95 for diseases of the digestive system. Covers diseases of the digestive system including disorders of the oral cavity, esophagus, stomach, intestines, liver, and pancreas.

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L00-L99
Chapter 12

Diseases of the skin and subcutaneous tissue

This chapter covers ICD-10-CM codes in the range L00-L99 for diseases of the skin and subcutaneous tissue. Includes diseases of the skin and subcutaneous tissue such as infections, dermatitis, and other inflammatory conditions.

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M00-M99
Chapter 13

Diseases of the musculoskeletal system

This chapter covers ICD-10-CM codes in the range M00-M99 for diseases of the musculoskeletal system and connective tissue. Covers diseases of the musculoskeletal system and connective tissue including arthropathies, dorsopathies, and osteoporosis.

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N00-N99
Chapter 14

Diseases of the genitourinary system

This chapter covers ICD-10-CM codes in the range N00-N99 for diseases of the genitourinary system. Includes diseases of the genitourinary system such as kidney disease, urinary disorders, and disorders of male/female genital organs.

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O00-O9A
Chapter 15

Pregnancy, childbirth and the puerperium

This chapter covers ICD-10-CM codes in the range O00-O9A for pregnancy, childbirth and the puerperium. Covers conditions related to pregnancy, childbirth, and the puerperium including complications of pregnancy and delivery.

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P00-P96
Chapter 16

Certain conditions originating in the perinatal period

This chapter covers ICD-10-CM codes in the range P00-P96 for certain conditions originating in the perinatal period. Includes conditions originating in the perinatal period such as birth trauma, respiratory conditions, and infections in newborns.

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Q00-Q99
Chapter 17

Congenital malformations and chromosomal abnormalities

This chapter covers ICD-10-CM codes in the range Q00-Q99 for congenital malformations, deformations and chromosomal abnormalities. Covers congenital malformations, deformations, and chromosomal abnormalities present at birth.

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R00-R99
Chapter 18

Symptoms, signs and abnormal clinical findings

This chapter covers ICD-10-CM codes in the range R00-R99 for symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified. Includes symptoms, signs, and abnormal clinical findings not elsewhere classified, organized by body system.

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S00-T88
Chapter 19

Injury, poisoning and other consequences of external causes

This chapter covers ICD-10-CM codes in the range S00-T88 for injury, poisoning and certain other consequences of external causes. Covers injuries, poisoning, and certain other consequences of external causes including fractures, burns, and toxic effects.

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U00-U85
Chapter 20

Codes for special purposes

This chapter covers ICD-10-CM codes in the range U00-U85 for codes for special purposes. Codes for special purposes (U00-U85)

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V00-Y99
Chapter 21

External causes of morbidity

This chapter covers ICD-10-CM codes in the range V00-Y99 for external causes of morbidity. Includes external causes of morbidity such as accidents, intentional self-harm, assault, and complications of medical care.

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Z00-Z99
Chapter 22

Factors influencing health status

This chapter covers ICD-10-CM codes in the range Z00-Z99 for factors influencing health status and contact with health services. Covers factors influencing health status and contact with health services including examinations, screenings, and follow-up care.

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