Unacceptable Principal Diagnosis Codes
ICD-10-CM codes identified as unacceptable when used as principal diagnosis by MCE edit logic.
Source: Definitions of Medicare Code Edits v44.0, edit 9.
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Codes on this list
2,666 codes, page 16 of 27.
- Z02.2Encounter for examination for admission to residential institution
- Z02.4Encounter for examination for driving license
- Z02.5Encounter for examination for participation in sport
- Z02.6Encounter for examination for insurance purposes
- Z02.71Encounter for disability determination
- Z02.79Encounter for issue of other medical certificate
- Z02.82Encounter for adoption services
- Z02.84Encounter for child welfare exam
- Z02.89Encounter for other administrative examinations
- Z02.9Encounter for administrative examinations, unspecified
- Z03.71Encounter for suspected problem with amniotic cavity and membrane ruled out
- Z03.72Encounter for suspected placental problem ruled out
- Z03.73Encounter for suspected fetal anomaly ruled out
- Z03.74Encounter for suspected problem with fetal growth ruled out
- Z03.75Encounter for suspected cervical shortening ruled out
- Z03.79Encounter for other suspected maternal and fetal conditions ruled out
- Z03.821Encounter for observation for suspected ingested foreign body ruled out
- Z03.822Encounter for observation for suspected aspirated (inhaled) foreign body ruled out
- Z03.823Encounter for observation for suspected inserted (injected) foreign body ruled out
- Z03.83Encounter for observation for suspected conditions related to home physiologic monitoring device ruled out
- Z04.9Encounter for examination and observation for unspecified reason
- Z08Encounter for follow-up examination after completed treatment for malignant neoplasm
- Z09Encounter for follow-up examination after completed treatment for conditions other than malignant neoplasm
- Z11.0Encounter for screening for intestinal infectious diseases
- Z11.1Encounter for screening for respiratory tuberculosis
- Z11.2Encounter for screening for other bacterial diseases
- Z11.3Encounter for screening for infections with a predominantly sexual mode of transmission
- Z11.4Encounter for screening for human immunodeficiency virus [HIV]
- Z11.51Encounter for screening for human papillomavirus (HPV)
- Z11.52Encounter for screening for COVID-19
- Z11.59Encounter for screening for other viral diseases
- Z11.6Encounter for screening for other protozoal diseases and helminthiases
- Z11.7Encounter for testing for latent tuberculosis infection
- Z11.8Encounter for screening for other infectious and parasitic diseases
- Z11.9Encounter for screening for infectious and parasitic diseases, unspecified
- Z12.0Encounter for screening for malignant neoplasm of stomach
- Z12.10Encounter for screening for malignant neoplasm of intestinal tract, unspecified
- Z12.11Encounter for screening for malignant neoplasm of colon
- Z12.12Encounter for screening for malignant neoplasm of rectum
- Z12.13Encounter for screening for malignant neoplasm of small intestine
- Z12.2Encounter for screening for malignant neoplasm of respiratory organs
- Z12.31Encounter for screening mammogram for malignant neoplasm of breast
- Z12.39Encounter for other screening for malignant neoplasm of breast
- Z12.4Encounter for screening for malignant neoplasm of cervix
- Z12.6Encounter for screening for malignant neoplasm of bladder
- Z12.71Encounter for screening for malignant neoplasm of testis
- Z12.72Encounter for screening for malignant neoplasm of vagina
- Z12.73Encounter for screening for malignant neoplasm of ovary
- Z12.79Encounter for screening for malignant neoplasm of other genitourinary organs
- Z12.81Encounter for screening for malignant neoplasm of oral cavity
- Z12.82Encounter for screening for malignant neoplasm of nervous system
- Z12.83Encounter for screening for malignant neoplasm of skin
- Z12.89Encounter for screening for malignant neoplasm of other sites
- Z12.9Encounter for screening for malignant neoplasm, site unspecified
- Z13.0Encounter for screening for diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism
- Z13.1Encounter for screening for diabetes mellitus
- Z13.21Encounter for screening for nutritional disorder
- Z13.220Encounter for screening for lipoid disorders
- Z13.228Encounter for screening for other metabolic disorders
- Z13.29Encounter for screening for other suspected endocrine disorder
- Z13.30Encounter for screening examination for mental health and behavioral disorders, unspecified
- Z13.31Encounter for screening for depression
- Z13.32Encounter for screening for maternal depression
- Z13.39Encounter for screening examination for other mental health and behavioral disorders
- Z13.40Encounter for screening for unspecified developmental delays
- Z13.41Encounter for autism screening
- Z13.42Encounter for screening for global developmental delays (milestones)
- Z13.49Encounter for screening for other developmental delays
- Z13.5Encounter for screening for eye and ear disorders
- Z13.6Encounter for screening for cardiovascular disorders
- Z13.71Encounter for nonprocreative screening for genetic disease carrier status
- Z13.79Encounter for other screening for genetic and chromosomal anomalies
- Z13.810Encounter for screening for upper gastrointestinal disorder
- Z13.811Encounter for screening for lower gastrointestinal disorder
- Z13.818Encounter for screening for other digestive system disorders
- Z13.820Encounter for screening for osteoporosis
- Z13.828Encounter for screening for other musculoskeletal disorder
- Z13.83Encounter for screening for respiratory disorder NEC
- Z13.84Encounter for screening for dental disorders
- Z13.850Encounter for screening for traumatic brain injury
- Z13.858Encounter for screening for other nervous system disorders
- Z13.88Encounter for screening for disorder due to exposure to contaminants
- Z13.89Encounter for screening for other disorder
- Z13.9Encounter for screening, unspecified
- Z14.01Asymptomatic hemophilia A carrier
- Z14.02Symptomatic hemophilia A carrier
- Z14.1Cystic fibrosis carrier
- Z14.8Genetic carrier of other disease
- Z15.01Genetic susceptibility to malignant neoplasm of breast
- Z15.02Genetic susceptibility to malignant neoplasm of ovary
- Z15.03Genetic susceptibility to malignant neoplasm of prostate
- Z15.04Genetic susceptibility to malignant neoplasm of endometrium
- Z15.05Genetic susceptibility to malignant neoplasm of fallopian tube(s)
- Z15.060Genetic susceptibility to colorectal cancer
- Z15.068Genetic susceptibility to other malignant neoplasm of digestive system
- Z15.07Genetic susceptibility to malignant neoplasm of urinary tract
- Z15.09Genetic susceptibility to other malignant neoplasm
- Z15.1Genetic susceptibility to epilepsy and neurodevelopmental disorders
- Z15.2Genetic susceptibility to obesity
- Z15.3Genetic susceptibility to kidney disease