| Z11 | Encounter for screening for infectious and parasitic diseases |
| Z11.0 | Encounter for screening for intestinal infectious diseases |
| Z11.1 | Encounter for screening for respiratory tuberculosis |
| Z11.2 | Encounter for screening for other bacterial diseases |
| Z11.3 | Encounter for screening for infections with a predominantly sexual mode of transmission |
| Z11.4 | Encounter for screening for human immunodeficiency virus [HIV] |
| Z11.5 | Encounter for screening for other viral diseases |
| Z11.51 | Encounter for screening for human papillomavirus (HPV) |
| Z11.59 | Encounter for screening for other viral diseases |
| Z11.6 | Encounter for screening for other protozoal diseases and helminthiases |
| Z11.8 | Encounter for screening for other infectious and parasitic diseases |
| Z11.9 | Encounter for screening for infectious and parasitic diseases, unspecified |
| Z12 | Encounter for screening for malignant neoplasms |
| Z12.0 | Encounter for screening for malignant neoplasm of stomach |
| Z12.1 | Encounter for screening for malignant neoplasm of intestinal tract |
| Z12.10 | Encounter for screening for malignant neoplasm of intestinal tract, unspecified |
| Z12.11 | Encounter for screening for malignant neoplasm of colon |
| Z12.12 | Encounter for screening for malignant neoplasm of rectum |
| Z12.13 | Encounter for screening for malignant neoplasm of small intestine |
| Z12.2 | Encounter for screening for malignant neoplasm of respiratory organs |
| Z12.3 | Encounter for screening for malignant neoplasm of breast |
| Z12.31 | Encounter for screening mammogram for malignant neoplasm of breast |
| Z12.39 | Encounter for other screening for malignant neoplasm of breast |
| Z12.4 | Encounter for screening for malignant neoplasm of cervix |
| Z12.5 | Encounter for screening for malignant neoplasm of prostate |
| Z12.6 | Encounter for screening for malignant neoplasm of bladder |
| Z12.7 | Encounter for screening for malignant neoplasm of other genitourinary organs |
| Z12.71 | Encounter for screening for malignant neoplasm of testis |
| Z12.72 | Encounter for screening for malignant neoplasm of vagina |
| Z12.73 | Encounter for screening for malignant neoplasm of ovary |
| Z12.79 | Encounter for screening for malignant neoplasm of other genitourinary organs |
| Z12.8 | Encounter for screening for malignant neoplasm of other sites |
| Z12.81 | Encounter for screening for malignant neoplasm of oral cavity |
| Z12.82 | Encounter for screening for malignant neoplasm of nervous system |
| Z12.83 | Encounter for screening for malignant neoplasm of skin |
| Z12.89 | Encounter for screening for malignant neoplasm of other sites |
| Z12.9 | Encounter for screening for malignant neoplasm, site unspecified |
| Z13 | Encounter for screening for other diseases and disorders |
| Z13.0 | Encounter for screening for diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism |
| Z13.1 | Encounter for screening for diabetes mellitus |
| Z13.2 | Encounter for screening for nutritional, metabolic and other endocrine disorders |
| Z13.21 | Encounter for screening for nutritional disorder |
| Z13.22 | Encounter for screening for metabolic disorder |
| Z13.220 | Encounter for screening for lipoid disorders |
| Z13.228 | Encounter for screening for other metabolic disorders |
| Z13.29 | Encounter for screening for other suspected endocrine disorder |
| Z13.4 | Encounter for screening for certain developmental disorders in childhood |
| Z13.5 | Encounter for screening for eye and ear disorders |
| Z13.6 | Encounter for screening for cardiovascular disorders |
| Z13.7 | Encounter for screening for genetic and chromosomal anomalies |
| Z13.71 | Encounter for nonprocreative screening for genetic disease carrier status |
| Z13.79 | Encounter for other screening for genetic and chromosomal anomalies |
| Z13.8 | Encounter for screening for other specified diseases and disorders |
| Z13.81 | Encounter for screening for digestive system disorders |
| Z13.810 | Encounter for screening for upper gastrointestinal disorder |
| Z13.811 | Encounter for screening for lower gastrointestinal disorder |
| Z13.818 | Encounter for screening for other digestive system disorders |
| Z13.82 | Encounter for screening for musculoskeletal disorder |
| Z13.820 | Encounter for screening for osteoporosis |
| Z13.828 | Encounter for screening for other musculoskeletal disorder |
| Z13.83 | Encounter for screening for respiratory disorder NEC |
| Z13.84 | Encounter for screening for dental disorders |
| Z13.85 | Encounter for screening for nervous system disorders |
| Z13.850 | Encounter for screening for traumatic brain injury |
| Z13.858 | Encounter for screening for other nervous system disorders |
| Z13.88 | Encounter for screening for disorder due to exposure to contaminants |
| Z13.89 | Encounter for screening for other disorder |
| Z13.9 | Encounter for screening, unspecified |