Chapter 21
Range: Z00-Z99
FY2027 Dataset
ICD-10-CM Chapter 21: Factors influencing health status and contact with health services (Z00-Z99)
Encounter codes for immunizations, routine checkups, screenings, and personal history.
Key Diagnosis Codes in Chapter 21
Verified against active FY2027 CDC NCHS code tables.
Showing active FY2027 codes
| Code | Official Descriptor | Status | Action |
|---|---|---|---|
| Z00.00 |
Encntr for general adult medical exam w/o abnormal findings
...
|
Billable Code | View Code |
| Z00.01 |
Encounter for general adult medical exam w abnormal findings
...
|
Billable Code | View Code |
| Z00.110 |
Health examination for newborn under 8 days old
...
|
Billable Code | View Code |
| Z00.111 |
Health examination for newborn 8 to 28 days old
...
|
Billable Code | View Code |
| Z00.121 |
Encounter for routine child health exam w abnormal findings
...
|
Billable Code | View Code |
| Z00.129 |
Encntr for routine child health exam w/o abnormal findings
...
|
Billable Code | View Code |
| Z00.2 |
Encounter for exam for period of rapid growth in childhood
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|
Billable Code | View Code |
| Z00.3 |
Encounter for examination for adolescent development state
...
|
Billable Code | View Code |
| Z00.5 |
Encounter for exam of potential donor of organ and tissue
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|
Billable Code | View Code |
| Z00.6 |
Encntr for exam for nrml cmprsn and ctrl in clncl rsrch prog
...
|
Billable Code | View Code |
| Z00.70 |
Encntr for exam for delay growth in chldhd w/o abn findings
...
|
Billable Code | View Code |
| Z00.71 |
Encntr for exam for delay growth in chldhd w abn findings
...
|
Billable Code | View Code |
| Z00.8 |
Encounter for other general examination
...
|
Billable Code | View Code |
| Z01.00 |
Encounter for exam of eyes and vision w/o abnormal findings
...
|
Billable Code | View Code |
| Z01.01 |
Encounter for exam of eyes and vision w abnormal findings
...
|
Billable Code | View Code |
| Z01.020 |
Enctr for ex of eyes and vis fol fail vis scrn w/o abn find
...
|
Billable Code | View Code |
| Z01.021 |
Enctr for exam of eyes and vis fol fail vis scrn wbn find
...
|
Billable Code | View Code |
| Z01.10 |
Encounter for exam of ears and hearing w/o abnormal findings
...
|
Billable Code | View Code |
| Z01.110 |
Encounter for hearing exam following failed hear screening
...
|
Billable Code | View Code |
| Z01.118 |
Encntr for exam of ears and hearing w oth abnormal findings
...
|
Billable Code | View Code |
| Z01.12 |
Encounter for hearing conservation and treatment
...
|
Billable Code | View Code |
| Z01.20 |
Encounter for dental exam and cleaning w/o abnormal findings
...
|
Billable Code | View Code |
| Z01.21 |
Encounter for dental exam and cleaning w abnormal findings
...
|
Billable Code | View Code |
| Z01.30 |
Encounter for exam of blood pressure w/o abnormal findings
...
|
Billable Code | View Code |
| Z01.31 |
Encounter for exam of blood pressure w abnormal findings
...
|
Billable Code | View Code |
| Z01.411 |
Encntr for gyn exam (general) (routine) w abnormal findings
...
|
Billable Code | View Code |
| Z01.419 |
Encntr for gyn exam (general) (routine) w/o abn findings
...
|
Billable Code | View Code |
| Z01.42 |
Encntr for cerv smear to cnfrm norm smr fol init abn smear
...
|
Billable Code | View Code |
| Z01.810 |
Encounter for preprocedural cardiovascular examination
...
|
Billable Code | View Code |
| Z01.811 |
Encounter for preprocedural respiratory examination
...
|
Billable Code | View Code |
| Z01.812 |
Encounter for preprocedural laboratory examination
...
|
Billable Code | View Code |
| Z01.818 |
Encounter for other preprocedural examination
...
|
Billable Code | View Code |
| Z01.82 |
Encounter for allergy testing
...
|
Billable Code | View Code |
| Z01.83 |
Encounter for blood typing
...
|
Billable Code | View Code |
| Z01.84 |
Encounter for antibody response examination
...
|
Billable Code | View Code |
| Z01.89 |
Encounter for other specified special examinations
...
|
Billable Code | View Code |
| Z02.0 |
Encounter for exam for admission to educational institution
...
|
Billable Code | View Code |
| Z02.1 |
Encounter for pre-employment examination
...
|
Billable Code | View Code |
| Z02.2 |
Encounter for exam for admission to residential institution
...
|
Billable Code | View Code |
| Z02.3 |
Encounter for examination for recruitment to armed forces
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|
Billable Code | View Code |
| Z02.4 |
Encounter for examination for driving license
...
|
Billable Code | View Code |
| Z02.5 |
Encounter for examination for participation in sport
...
|
Billable Code | View Code |
| Z02.6 |
Encounter for examination for insurance purposes
...
|
Billable Code | View Code |
| Z02.71 |
Encounter for disability determination
...
|
Billable Code | View Code |
| Z02.79 |
Encounter for issue of other medical certificate
...
|
Billable Code | View Code |
| Z02.81 |
Encounter for paternity testing
...
|
Billable Code | View Code |
| Z02.82 |
Encounter for adoption services
...
|
Billable Code | View Code |
| Z02.83 |
Encounter for blood-alcohol and blood-drug test
...
|
Billable Code | View Code |
| Z02.84 |
Encounter for child welfare exam
...
|
Billable Code | View Code |
| Z02.89 |
Encounter for other administrative examinations
...
|
Billable Code | View Code |
| Z02.9 |
Encounter for administrative examinations, unspecified
...
|
Billable Code | View Code |
| Z03.6 |
Encntr for obs for susp toxic eff from ingest sub ruled out
...
|
Billable Code | View Code |
| Z03.71 |
Encntr for susp prob w amnio cavity and membrane ruled out
...
|
Billable Code | View Code |
| Z03.72 |
Encounter for suspected placental problem ruled out
...
|
Billable Code | View Code |
| Z03.73 |
Encounter for suspected fetal anomaly ruled out
...
|
Billable Code | View Code |
| Z03.74 |
Encounter for suspected problem with fetal growth ruled out
...
|
Billable Code | View Code |
| Z03.75 |
Encounter for suspected cervical shortening ruled out
...
|
Billable Code | View Code |
| Z03.79 |
Encntr for oth suspected maternal and fetal cond ruled out
...
|
Billable Code | View Code |
| Z03.810 |
Encntr for obs for suspected exposure to anthrax ruled out
...
|
Billable Code | View Code |
| Z03.818 |
Encntr for obs for susp expsr to oth biolg agents ruled out
...
|
Billable Code | View Code |
| Z03.821 |
Enctr for observation for suspected ingested fb ruled out
...
|
Billable Code | View Code |
| Z03.822 |
Enctr for obs for suspected aspirated (inhaled) fb ruled out
...
|
Billable Code | View Code |
| Z03.823 |
Enctr for obs for suspected inserted (injected) fb ruled out
...
|
Billable Code | View Code |
| Z03.83 |
Enctr for obs for susp cond rel to home physio mon dev R/O
...
|
Billable Code | View Code |
| Z03.89 |
Encntr for obs for oth suspected diseases and cond ruled out
...
|
Billable Code | View Code |
| Z04.1 |
Encounter for exam and obs following transport accident
...
|
Billable Code | View Code |
| Z04.2 |
Encounter for exam and observation following work accident
...
|
Billable Code | View Code |
| Z04.3 |
Encounter for exam and observation following oth accident
...
|
Billable Code | View Code |
| Z04.41 |
Encounter for exam and obs following alleged adult rape
...
|
Billable Code | View Code |
| Z04.42 |
Encounter for exam and obs following alleged child rape
...
|
Billable Code | View Code |
| Z04.6 |
Encntr for general psychiatric exam, requested by authority
...
|
Billable Code | View Code |
| Z04.71 |
Encntr for exam and obs fol alleged adult physical abuse
...
|
Billable Code | View Code |
| Z04.72 |
Encntr for exam and obs fol alleged child physical abuse
...
|
Billable Code | View Code |
| Z04.81 |
Enctr for exam and obs of victim fol forced sex exploitation
...
|
Billable Code | View Code |
| Z04.82 |
Enctr for exam and obs of vctm fol forced labor exploitation
...
|
Billable Code | View Code |
| Z04.89 |
Encounter for examination and observation for oth reasons
...
|
Billable Code | View Code |
| Z04.9 |
Encounter for examination and observation for unsp reason
...
|
Billable Code | View Code |
| Z05.0 |
Obs & eval of NB for suspected cardiac condition ruled out
...
|
Billable Code | View Code |
| Z05.1 |
Obs & eval of NB for suspected infect condition ruled out
...
|
Billable Code | View Code |
| Z05.2 |
Obs & eval of NB for suspected neuro condition ruled out
...
|
Billable Code | View Code |
| Z05.3 |
Obs & eval of NB for suspected resp condition ruled out
...
|
Billable Code | View Code |
| Z05.41 |
Obs & eval of NB for suspected genetic condition ruled out
...
|
Billable Code | View Code |
| Z05.42 |
Obs & eval of NB for suspected metabolic condition ruled out
...
|
Billable Code | View Code |
| Z05.43 |
Obs & eval of NB for suspected immunologic cond ruled out
...
|
Billable Code | View Code |
| Z05.5 |
Obs & eval of NB for suspected GI condition ruled out
...
|
Billable Code | View Code |
| Z05.6 |
Obs & eval of NB for suspected GU condition ruled out
...
|
Billable Code | View Code |
| Z05.71 |
Obs & eval of NB for suspected skin, subcu cond ruled out
...
|
Billable Code | View Code |
| Z05.72 |
Obs & eval of NB for suspected ms condition ruled out
...
|
Billable Code | View Code |
| Z05.73 |
Obs & eval of NB for suspected conn tiss condition ruled out
...
|
Billable Code | View Code |
| Z05.81 |
Obs & eval NB for susp cond rel to home physio mon dev R/O
...
|
Billable Code | View Code |
| Z05.89 |
Obs & eval of NB for oth suspected condition ruled out
...
|
Billable Code | View Code |
| Z05.9 |
Obs & eval of NB for unsp suspected condition ruled out
...
|
Billable Code | View Code |
| Z08 |
Encntr for follow-up exam after trtmt for malignant neoplasm
...
|
Billable Code | View Code |
| Z09 |
Encntr for f/u exam aft trtmt for cond oth than malig neoplm
...
|
Billable Code | View Code |
| Z11.0 |
Encounter for screening for intestinal infectious diseases
...
|
Billable Code | View Code |
| Z11.1 |
Encounter for screening for respiratory tuberculosis
...
|
Billable Code | View Code |
| Z11.2 |
Encounter for screening for other bacterial diseases
...
|
Billable Code | View Code |
| Z11.3 |
Encntr screen for infections w sexl mode of transmiss
...
|
Billable Code | View Code |
| Z11.4 |
Encounter for screening for human immunodeficiency virus
...
|
Billable Code | View Code |
| Z11.51 |
Encounter for screening for human papillomavirus (HPV)
...
|
Billable Code | View Code |
Chapter Guidelines
Review official CDC sequencing rules, instructional notes, and combination coding requirements for this chapter.
Related Coding Tools
Test code relationships, verify NCCI edits, or determine Medicare fee schedule reimbursement for connected procedures.