• Observation (following) (for) (without need for further medical care) Z04.9
    ICD-10-CM Diagnosis Code Z04.9

    Encounter for examination and observation for unspecified reason

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Encounter for observation NOS

    • accident NEC Z04.3
      ICD-10-CM Diagnosis Code Z04.3

      Encounter for examination and observation following other accident

        2016 2017 2018 2019 2020 Billable/Specific Code
      • at work Z04.2
        ICD-10-CM Diagnosis Code Z04.2

        Encounter for examination and observation following work accident

          2016 2017 2018 2019 2020 Billable/Specific Code
      • transport Z04.1
        ICD-10-CM Diagnosis Code Z04.1

        Encounter for examination and observation following transport accident

          2016 2017 2018 2019 2020 Billable/Specific Code
        Type 1 Excludes
        • encounter for examination and observation following work accident (Z04.2)
    • adverse effect of drug Z03.6
      ICD-10-CM Diagnosis Code Z03.6

      Encounter for observation for suspected toxic effect from ingested substance ruled out

        2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
      Applicable To
      • Encounter for observation for suspected adverse effect from drug
      • Encounter for observation for suspected poisoning
    • alleged rape or sexual assault (victim)
      • adult Z04.41
        ICD-10-CM Diagnosis Code Z04.41

        Encounter for examination and observation following alleged adult rape

          2016 2017 2018 2019 2020 Billable/Specific Code Adult Dx (15-124 years)
        Applicable To
        • Suspected adult rape, ruled out
        • Suspected adult sexual abuse, ruled out
      • child Z04.42
        ICD-10-CM Diagnosis Code Z04.42

        Encounter for examination and observation following alleged child rape

          2016 2017 2018 2019 2020 Billable/Specific Code Pediatric Dx (0-17 years)
        Applicable To
        • Suspected child rape, ruled out
        • Suspected child sexual abuse, ruled out
    • criminal assault Z04.89
      ICD-10-CM Diagnosis Code Z04.89

      Encounter for examination and observation for other specified reasons

        2019 - New Code 2020 Billable/Specific Code POA Exempt
    • development state
      • adolescent Z00.3
        ICD-10-CM Diagnosis Code Z00.3

        Encounter for examination for adolescent development state

          2016 2017 2018 2019 2020 Billable/Specific Code Pediatric Dx (0-17 years) POA Exempt
        Applicable To
        • Encounter for puberty development state
      • period of rapid growth in childhood Z00.2
        ICD-10-CM Diagnosis Code Z00.2

        Encounter for examination for period of rapid growth in childhood

          2016 2017 2018 2019 2020 Billable/Specific Code Pediatric Dx (0-17 years) POA Exempt
      • puberty Z00.3
        ICD-10-CM Diagnosis Code Z00.3

        Encounter for examination for adolescent development state

          2016 2017 2018 2019 2020 Billable/Specific Code Pediatric Dx (0-17 years) POA Exempt
        Applicable To
        • Encounter for puberty development state
    • disease, specified NEC Z03.89
      ICD-10-CM Diagnosis Code Z03.89

      Encounter for observation for other suspected diseases and conditions ruled out

        2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
    • following work accident Z04.2
      ICD-10-CM Diagnosis Code Z04.2

      Encounter for examination and observation following work accident

        2016 2017 2018 2019 2020 Billable/Specific Code
    • forced labor exploitation Z04.82
      ICD-10-CM Diagnosis Code Z04.82

      Encounter for examination and observation of victim following forced labor exploitation

        2019 - New Code 2020 Billable/Specific Code POA Exempt
    • forced sexual exploitation Z04.81
      ICD-10-CM Diagnosis Code Z04.81

      Encounter for examination and observation of victim following forced sexual exploitation

        2019 - New Code 2020 Billable/Specific Code POA Exempt
    • growth and development state - see Observation, development state
    • injuries (accidental) - see also Observation, accident
    • newborn (for)
      • suspected condition, related to exposure from the mother or birth process - see - Newborn, affected by, maternal
        • ruled out Z05.9
          ICD-10-CM Diagnosis Code Z05.9

          Observation and evaluation of newborn for unspecified suspected condition ruled out

            2017 - New Code 2018 2019 2020 Billable/Specific Code Newborn/Neonate Dx (0 years) POA Exempt
          • cardiac Z05.0
            ICD-10-CM Diagnosis Code Z05.0

            Observation and evaluation of newborn for suspected cardiac condition ruled out

              2017 - New Code 2018 2019 2020 Billable/Specific Code Newborn/Neonate Dx (0 years) POA Exempt
          • connective tissue Z05.73
            ICD-10-CM Diagnosis Code Z05.73

            Observation and evaluation of newborn for suspected connective tissue condition ruled out

              2017 - New Code 2018 2019 2020 Billable/Specific Code Newborn/Neonate Dx (0 years) POA Exempt
          • gastrointestinal Z05.5
            ICD-10-CM Diagnosis Code Z05.5

            Observation and evaluation of newborn for suspected gastrointestinal condition ruled out

              2017 - New Code 2018 2019 2020 Billable/Specific Code Newborn/Neonate Dx (0 years) POA Exempt
          • genetic Z05.41
            ICD-10-CM Diagnosis Code Z05.41

            Observation and evaluation of newborn for suspected genetic condition ruled out

              2017 - New Code 2018 2019 2020 Billable/Specific Code Newborn/Neonate Dx (0 years) POA Exempt
          • genitourinary Z05.6
            ICD-10-CM Diagnosis Code Z05.6

            Observation and evaluation of newborn for suspected genitourinary condition ruled out

              2017 - New Code 2018 2019 2020 Billable/Specific Code Newborn/Neonate Dx (0 years) POA Exempt
          • immunologic Z05.43
            ICD-10-CM Diagnosis Code Z05.43

            Observation and evaluation of newborn for suspected immunologic condition ruled out

              2017 - New Code 2018 2019 2020 Billable/Specific Code Newborn/Neonate Dx (0 years) POA Exempt
          • infectious Z05.1
            ICD-10-CM Diagnosis Code Z05.1

            Observation and evaluation of newborn for suspected infectious condition ruled out

              2017 - New Code 2018 2019 2020 Billable/Specific Code Newborn/Neonate Dx (0 years) POA Exempt
          • metabolic Z05.42
            ICD-10-CM Diagnosis Code Z05.42

            Observation and evaluation of newborn for suspected metabolic condition ruled out

              2017 - New Code 2018 2019 2020 Billable/Specific Code Newborn/Neonate Dx (0 years) POA Exempt
          • musculoskeletal Z05.72
            ICD-10-CM Diagnosis Code Z05.72

            Observation and evaluation of newborn for suspected musculoskeletal condition ruled out

              2017 - New Code 2018 2019 2020 Billable/Specific Code Newborn/Neonate Dx (0 years) POA Exempt
          • neurological Z05.2
            ICD-10-CM Diagnosis Code Z05.2

            Observation and evaluation of newborn for suspected neurological condition ruled out

              2017 - New Code 2018 2019 2020 Billable/Specific Code Newborn/Neonate Dx (0 years) POA Exempt
          • respiratory Z05.3
            ICD-10-CM Diagnosis Code Z05.3

            Observation and evaluation of newborn for suspected respiratory condition ruled out

              2017 - New Code 2018 2019 2020 Billable/Specific Code Newborn/Neonate Dx (0 years) POA Exempt
          • skin and subcutaneous tissue Z05.71
            ICD-10-CM Diagnosis Code Z05.71

            Observation and evaluation of newborn for suspected skin and subcutaneous tissue condition ruled out

              2017 - New Code 2018 2019 2020 Billable/Specific Code Newborn/Neonate Dx (0 years) POA Exempt
          • specified condition NEC Z05.8
            ICD-10-CM Diagnosis Code Z05.8

            Observation and evaluation of newborn for other specified suspected condition ruled out

              2017 - New Code 2018 2019 2020 Billable/Specific Code Newborn/Neonate Dx (0 years) POA Exempt
    • postpartum
      • immediately after delivery Z39.0
        ICD-10-CM Diagnosis Code Z39.0

        Encounter for care and examination of mother immediately after delivery

          2016 2017 2018 2019 2020 Billable/Specific Code Maternity Dx (12-55 years) POA Exempt
        Applicable To
        • Care and observation in uncomplicated cases when the delivery occurs outside a healthcare facility
        Type 1 Excludes
        • care for postpartum complication- see Alphabetic index
      • routine follow-up Z39.2
        ICD-10-CM Diagnosis Code Z39.2

        Encounter for routine postpartum follow-up

          2016 2017 2018 2019 2020 Billable/Specific Code Maternity Dx (12-55 years) POA Exempt
    • pregnancy (normal) (without complication) Z34.9-
      ICD-10-CM Diagnosis Code Z34.9-

      Encounter for supervision of normal pregnancy, unspecified

        2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
      • high risk O09.9-
        ICD-10-CM Diagnosis Code O09.9-

        Supervision of high risk pregnancy, unspecified

          2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    • suicide attempt, alleged NEC Z03.89
      ICD-10-CM Diagnosis Code Z03.89

      Encounter for observation for other suspected diseases and conditions ruled out

        2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
      • self-poisoning Z03.6
        ICD-10-CM Diagnosis Code Z03.6

        Encounter for observation for suspected toxic effect from ingested substance ruled out

          2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
        Applicable To
        • Encounter for observation for suspected adverse effect from drug
        • Encounter for observation for suspected poisoning
    • suspected, ruled out - see also Suspected condition, ruled out
      • abuse, physical
        • adult Z04.71
          ICD-10-CM Diagnosis Code Z04.71

          Encounter for examination and observation following alleged adult physical abuse

            2016 2017 2018 2019 2020 Billable/Specific Code Adult Dx (15-124 years)
          Applicable To
          • Suspected adult physical abuse, ruled out
          Type 1 Excludes
          • confirmed case of adult physical abuse (T74.-)
          • encounter for examination and observation following alleged adult sexual abuse (Z04.41)
          • suspected case of adult physical abuse, not ruled out (T76.-)
        • child Z04.72
          ICD-10-CM Diagnosis Code Z04.72

          Encounter for examination and observation following alleged child physical abuse

            2016 2017 2018 2019 2020 Billable/Specific Code Pediatric Dx (0-17 years)
          Applicable To
          • Suspected child physical abuse, ruled out
          Type 1 Excludes
          • confirmed case of child physical abuse (T74.-)
          • encounter for examination and observation following alleged child sexual abuse (Z04.42)
          • suspected case of child physical abuse, not ruled out (T76.-)
      • accident at work Z04.2
        ICD-10-CM Diagnosis Code Z04.2

        Encounter for examination and observation following work accident

          2016 2017 2018 2019 2020 Billable/Specific Code
      • adult battering victim Z04.71
        ICD-10-CM Diagnosis Code Z04.71

        Encounter for examination and observation following alleged adult physical abuse

          2016 2017 2018 2019 2020 Billable/Specific Code Adult Dx (15-124 years)
        Applicable To
        • Suspected adult physical abuse, ruled out
        Type 1 Excludes
        • confirmed case of adult physical abuse (T74.-)
        • encounter for examination and observation following alleged adult sexual abuse (Z04.41)
        • suspected case of adult physical abuse, not ruled out (T76.-)
      • child battering victim Z04.72
        ICD-10-CM Diagnosis Code Z04.72

        Encounter for examination and observation following alleged child physical abuse

          2016 2017 2018 2019 2020 Billable/Specific Code Pediatric Dx (0-17 years)
        Applicable To
        • Suspected child physical abuse, ruled out
        Type 1 Excludes
        • confirmed case of child physical abuse (T74.-)
        • encounter for examination and observation following alleged child sexual abuse (Z04.42)
        • suspected case of child physical abuse, not ruled out (T76.-)
      • condition NEC Z03.89
        ICD-10-CM Diagnosis Code Z03.89

        Encounter for observation for other suspected diseases and conditions ruled out

          2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
      • drug poisoning or adverse effect Z03.6
        ICD-10-CM Diagnosis Code Z03.6

        Encounter for observation for suspected toxic effect from ingested substance ruled out

          2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
        Applicable To
        • Encounter for observation for suspected adverse effect from drug
        • Encounter for observation for suspected poisoning
      • exposure (to)
        • anthrax Z03.810
          ICD-10-CM Diagnosis Code Z03.810

          Encounter for observation for suspected exposure to anthrax ruled out

            2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
        • biological agent NEC Z03.818
          ICD-10-CM Diagnosis Code Z03.818

          Encounter for observation for suspected exposure to other biological agents ruled out

            2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
      • inflicted injury NEC Z04.89
        ICD-10-CM Diagnosis Code Z04.89

        Encounter for examination and observation for other specified reasons

          2019 - New Code 2020 Billable/Specific Code POA Exempt
      • suicide attempt, alleged Z03.89
        ICD-10-CM Diagnosis Code Z03.89

        Encounter for observation for other suspected diseases and conditions ruled out

          2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
        • self-poisoning Z03.6
          ICD-10-CM Diagnosis Code Z03.6

          Encounter for observation for suspected toxic effect from ingested substance ruled out

            2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
          Applicable To
          • Encounter for observation for suspected adverse effect from drug
          • Encounter for observation for suspected poisoning
      • toxic effects from ingested substance Z03.6
        (drug) (poison)
        ICD-10-CM Diagnosis Code Z03.6

        Encounter for observation for suspected toxic effect from ingested substance ruled out

          2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
        Applicable To
        • Encounter for observation for suspected adverse effect from drug
        • Encounter for observation for suspected poisoning
    • toxic effects from ingested substance Z03.6
      (drug) (poison)
      ICD-10-CM Diagnosis Code Z03.6

      Encounter for observation for suspected toxic effect from ingested substance ruled out

        2016 2017 2018 2019 2020 Billable/Specific Code POA Exempt
      Applicable To
      • Encounter for observation for suspected adverse effect from drug
      • Encounter for observation for suspected poisoning