P81.9
BillableDisturbance of temperature regulation of newborn, unsp
Disturbance of temperature regulation of newborn, unspecified
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Fever of newborn NOS
Includes
Conditions included under this code
- conditions that have their origin in the fetal or perinatal period (before birth through the first 28 days after birth) even if morbidity occurs later
Excludes 2
Conditions not included here, but the patient may have both
Also Known As / Clinical Terms
SNOMED CT
- F.U.O.7520000
- Fever of unknown origin7520000
- PUO - Pyrexia of unknown origin7520000
- Pyrexia of unknown origin7520000
- Calor17038008
- Increased skin temperature17038008
- Chill43724002
- Shivering43724002
- Body temperature above reference range50177009
- Has a temperature50177009
- High body temperature50177009
- Increased body temperature50177009
- Temperature elevated50177009
- Temperature raised50177009
- Remittent fever63993003
- Disturbance of temperature regulation of newborn68550008
- Hyperthermia in newborn70612009
- Hyperthermia of newborn70612009
- Intermittent fever77957000
- Periodic fever, not disease77957000
- Picket fence fever77957000
- Fever of newborn95627000
- Neonatal fever95627000
- Feeling feverish103001002
- Feels feverish103001002
- Feverish cold135882008
- Sweating fever186694006
- Perinatal disorder of skin and temperature regulation206537005
- Rising phase of fever248432005
- Plateau phase of fever248433000
- Falling phase of fever248434006
- Prolonged fever248435007
- Slightly remittent fever248436008
- Biphasic fever248444008
- Dromedary fever248444008
- Saddleback fever248444008
- Fever, diurnal variation248445009
- Reversed diurnal fever248446005
- Typhus inversus248446005
- Fever defervescence248447001
- Central fever248449003
- Hypothalamic fever248449003
- Shivering or rigors248456009
- Acute rise of fever271749004
- Fever - fast rise271749004
- Fever - rapid rise271749004
- Gradual rise of fever271750004
- Continuous fever271751000
- Sustained fever271751000
- Staircase fever271752007
- Irregular fever271753002
- Crisis of fever271754008
- Fast fall of fever271754008
- Rapid fall of fever271754008
- Gradual fall of fever271755009
- Lysis of fever271755009
- Chills and fever274640006
- Fever with chills274640006
- Fever with rigors274640006
- Low grade fever304213008
- Low grade pyrexia304213008
- Mild pyrexia304213008
- Finding of phase of fever365989009
- Phase of fever - finding365989009
- Febrile386661006
- Fever386661006
- Pyrexia386661006
- Pyrexial386661006
- Disorder characterised by fever416113008
- Disorder characterized by fever416113008
- Febrile disorder416113008
- Febrile illness416113008
- Febrile illness (fever)416113008
- Febrile syndrome416113008
- Fever greater than 100.4 Fahrenheit426000000
- Fever greater than 38 Celsius426000000
- Febrile leucopenia427245000
- Febrile leukopenia427245000
- Neurogenic hyperthermia430691009
- Febrile myoclonus441604003
- Myoclonus associated with fever441604003
- Fever of unknown origin co-occurrent with human immunodeficiency virus infection713731001
- Pyrexia of unknown origin co-occurrent with human immunodeficiency virus infection713731001
- FTLS - Fever, thrombocytopenia, and leucopenia syndrome722401001
- FTLS - Fever, thrombocytopenia, and leukopenia syndrome722401001
- SFTS - Severe Fever with Thrombocytopenia Syndrome722401001
- Severe fever with thrombocytopenia syndrome722401001
- Fever due to infection722892007
- Fever with infection722892007
- Hyperthermia1197782006
- Fever caused by virus10151000132103
- Viral fever10151000132103
UMLS
- Disturbance of temperature regulation of newborn, unspC0495453
- Disturbance of temperature regulation of newborn, unspecifiedC0495453
- Fever neonatalC0235839
- Fever of newbornC0235839
- Fever of newborn (finding)C0235839
- Fever of newborn NOSC0235839
- Neonatal feverC0235839
- fever neonatalC0235839
- fever newbornC0235839
- fever newbornsC0235839
- fevers newbornC0235839
- neonatal feverC0235839
- newborn feverC0235839
Frequently Asked Questions
What is ICD-10 code P81.9?
ICD-10-CM code P81.9 represents "Disturbance of temperature regulation of newborn, unspecified". It is a billable/specific code that can be used on a claim.
Is P81.9 a billable code?
Yes, P81.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is P81.9 in?
P81.9 is in Chapter 16: Certain Conditions Originating in the Perinatal Period (codes P00-P96).
What SNOMED CT codes does P81.9 map to?
P81.9 maps to 45 SNOMED CT concepts: 271749004, 248444008, 50177009, 17038008, 248449003, and 40 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for P81.9?
P81.9 is linked to 2 UMLS Concept Unique Identifiers: C0495453, C0235839. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.