Chapter 21

Z00–Z99: Factors Influencing Health Status and Contact with Health Services

Factors Influencing Health Status and Contact with Health Services diagnostic classification updated for 2026.

Internal Codes
  • Z82.8

    Family history of other disabilities and chronic diseases leading to disablement, not elsewhere classified

  • Z83.0

    Family history of human immunodeficiency virus [HIV] disease

  • Z83.1

    Family history of other infectious and parasitic diseases

  • Z83.2

    Family history of diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism

  • Z83.3

    Family history of diabetes mellitus

  • Z83.41

    Family history of multiple endocrine neoplasia [MEN] syndrome

  • Z83.42

    Family history of familial hypercholesterolemia

  • Z83.430

    Family history of elevated lipoprotein(a)

  • Z83.438

    Family history of other disorder of lipoprotein metabolism and other lipidemia

  • Z83.49

    Family history of other endocrine, nutritional and metabolic diseases

  • Z83.511

    Family history of glaucoma

  • Z83.518

    Family history of other specified eye disorder

  • Z83.52

    Family history of ear disorders

  • Z83.6

    Family history of other diseases of the respiratory system

  • Z83.710

    Family history of adenomatous and serrated polyps

  • Z83.711

    Family history of hyperplastic colon polyps

  • Z83.718

    Family history of other colon polyps

  • Z83.719

    Family history of colon polyps, unspecified

  • Z83.72

    Family history of familial adenomatous polyposis

  • Z83.79

    Family history of other diseases of the digestive system

  • Z84.0

    Family history of diseases of the skin and subcutaneous tissue

  • Z84.11

    Family history of APOL1-mediated kidney disease [AMKD]

  • Z84.19

    Family history of other disorders of kidney and ureter

  • Z84.2

    Family history of other diseases of the genitourinary system

  • Z84.3

    Family history of consanguinity

  • Z84.81

    Family history of carrier of genetic disease

  • Z84.82

    Family history of sudden infant death syndrome

  • Z84.89

    Family history of other specified conditions

  • Z84.A

    Family history of exposure to diethylstilbestrol

  • Z85.00

    Personal history of malignant neoplasm of unspecified digestive organ

  • Z85.01

    Personal history of malignant neoplasm of esophagus

  • Z85.020

    Personal history of malignant carcinoid tumor of stomach

  • Z85.028

    Personal history of other malignant neoplasm of stomach

  • Z85.030

    Personal history of malignant carcinoid tumor of large intestine

  • Z85.038

    Personal history of other malignant neoplasm of large intestine

  • Z85.040

    Personal history of malignant carcinoid tumor of rectum

  • Z85.048

    Personal history of other malignant neoplasm of rectum, rectosigmoid junction, and anus

  • Z85.05

    Personal history of malignant neoplasm of liver

  • Z85.060

    Personal history of malignant carcinoid tumor of small intestine

  • Z85.068

    Personal history of other malignant neoplasm of small intestine

  • Z85.07

    Personal history of malignant neoplasm of pancreas

  • Z85.09

    Personal history of malignant neoplasm of other digestive organs

  • Z85.110

    Personal history of malignant carcinoid tumor of bronchus and lung

  • Z85.118

    Personal history of other malignant neoplasm of bronchus and lung

  • Z85.12

    Personal history of malignant neoplasm of trachea

  • Z85.20

    Personal history of malignant neoplasm of unspecified respiratory organ

  • Z85.21

    Personal history of malignant neoplasm of larynx

  • Z85.22

    Personal history of malignant neoplasm of nasal cavities, middle ear, and accessory sinuses

  • Z85.230

    Personal history of malignant carcinoid tumor of thymus

  • Z85.238

    Personal history of other malignant neoplasm of thymus

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