ICD-10-CM
Factors influencing health status and contact with health services
Chapter 21, Z00-Z99. CDC FY2027 file dated June 16, 2026.
License: a US government work, in the public domain (Public Domain Mark 1.0).
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Categories
90 categories in this chapter. Open one, or page through every code below.
- Z00Encounter for general exam without complaint, susp or reprtd dx
- Z01Encounter for other sp exam without complaint, suspected or reprtd dx
- Z02Encounter for administrative examination
- Z03Encounter for medical obs for susp diseases and condition ruled out
- Z04Encounter for examination and observation for other reasons
- Z05Enctr for Obs and eval of NB for susp diseases and condition R/O
- Z08Encounter for follow-up exam after trtmt for malignant neoplasm
- Z09Encounter for f/u exam aft trtmt for condition other than malignant neoplasm
- Z11Encounter for screening for infec/parastc diseases
- Z12Encounter for screening for malignant neoplasms
- Z13Encounter for screening for other diseases and disorders
- Z14Genetic carrier
- Z15Genetic susceptibility to disease
- Z16Resistance to antimicrobial drugs
- Z17Estrogen, and other hormones and factors receptor status
- Z18Retained foreign body fragments
- Z19Hormone sensitivity malignancy status
- Z20Contact with and (suspected) exposure to communicable diseases
- Z21Asymptomatic human immunodeficiency virus infection status
- Z22Carrier of infectious disease
- Z23Encounter for immunization
- Z28Immunization not carried out and underimmunization status
- Z29Encounter for other prophylactic measures
- Z30Encounter for contraceptive management
- Z31Encounter for procreative management
- Z32Encounter for preg test and chldbrth and childcare instruction
- Z33Pregnant state
- Z34Encounter for supervision of normal pregnancy
- Z36Encounter for antenatal screening of mother
- Z3AWeeks of gestation
- Z37Outcome of delivery
- Z38Liveborn infants according to place of birth and type of del
- Z39Encounter for maternal postpartum care and examination
- Z40Encounter for prophylactic surgery
- Z41Encounter for proc for purposes other than remedying health state
- Z42Encounter for plast/recnst surg fol med proc or healed injury
54 more categories are in this chapter. Type a code or a term to open one.
Codes
A header groups codes and is not billed. A billable code is one you can report.
241 to 280 of 1,861
- Z16.22Resistance to vancomycin related antibioticsBillable
- Z16.23Resistance to quinolones and fluoroquinolonesBillable
- Z16.24Resistance to multiple antibioticsBillable
- Z16.29Resistance to other single specified antibioticBillable
- Z16.3Resistance to other antimicrobial drugsHeader
- Z16.30Resistance to unspecified antimicrobial drugsBillable
- Z16.31Resistance to antiparasitic drug(s)Billable
- Z16.32Resistance to antifungal drug(s)Billable
- Z16.33Resistance to antiviral drug(s)Billable
- Z16.34Resistance to antimycobacterial drug(s)Header
- Z16.341Resistance to single antimycobacterial drugBillable
- Z16.342Resistance to multiple antimycobacterial drugsBillable
- Z16.35Resistance to multiple antimicrobial drugsBillable
- Z16.39Resistance to other specified antimicrobial drugBillable
- Z17Estrogen, and other hormones and factors receptor statusHeader
- Z17.0Estrogen receptor positive status [ER+]Billable
- Z17.1Estrogen receptor negative status [ER-]Billable
- Z17.2Progesterone receptor statusHeader
- Z17.21Progesterone receptor positive statusBillable
- Z17.22Progesterone receptor negative statusBillable
- Z17.3Human epidermal growth factor 2 receptorHeader
- Z17.31Human epidermal growth factor receptor 2 positive statusBillable
- Z17.32Human epidermal growth factor receptor 2 negative statusBillable
- Z17.4Combined receptor statusHeader
- Z17.41Hormone receptor positiveHeader
- Z17.410Hormone recept positive with hmn epdrml grth fctr recept 2 positive statBillable
- Z17.411Hormone recept positive with hmn epdrml grth fctr recept 2 negative statBillable
- Z17.42Hormone receptor negativeHeader
- Z17.420Hormone recept negative with hmn epdrml grth fctr recept 2 positive statBillable
- Z17.421Hormone recept negative with hmn epdrml grth fctr recept 2 negative statBillable
- Z18Retained foreign body fragmentsHeader
- Z18.0Retained radioactive fragmentsHeader
- Z18.01Retained depleted uranium fragmentsBillable
- Z18.09Other retained radioactive fragmentsBillable
- Z18.1Retained metal fragmentsHeader
- Z18.10Retained metal fragments, unspecifiedBillable
- Z18.11Retained magnetic metal fragmentsBillable
- Z18.12Retained nonmagnetic metal fragmentsBillable
- Z18.2Retained plastic fragmentsBillable
- Z18.3Retained organic fragmentsHeader