O86.4
BillablePyrexia of unknown origin following delivery
Pyrexia of unknown origin following delivery
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Puerperal infection NOS following delivery
- Puerperal pyrexia NOS following delivery
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
Use Additional Code
Additional codes that should follow this code
- code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
- •code, to identify infectious agentB95-B97
Related Codes(4)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(36)
SNOMED CT
- F.U.O.7520000
- Fever of unknown origin7520000
- PUO - Pyrexia of unknown origin7520000
- Pyrexia of unknown origin7520000
- Mycoplasmal postpartum fever95888005
- Postnatal infection178280004
- Puerperal pyrexia of unknown origin200277008
- Pyrexia of unknown origin during the puerperium200277008
- Postpartum fever237348005
- Puerperal pyrexia237348005
UMLS
- Puerperal infection NOS following deliveryC2909433
- Puerperal pyrexia NOS following deliveryC2909434
- Puerperal pyrexia of unknown originC0157536
- Puerperal pyrexia of unknown origin (disorder)C0157536
- Pyrexia of unknown origin during the puerperiumC0157536
- Pyrexia of unknown origin following deliveryC0157536
- childbed feverC0157536
- fever puerperalC0157536
- puerperal feverC0157536
- puerperal pyrexiaC0157536
Clinical Terms
- Puerperal infection NOS following delivery
- PUO - Pyrexia of unknown origin
- Postnatal infection
- Postpartum fever
- childbed fever
- F.U.O.
- Puerperal pyrexia of unknown origin
- Pyrexia of unknown origin during the puerperium
- puerperal pyrexia
- Puerperal pyrexia NOS following delivery
- Pyrexia of unknown origin
- fever puerperal
- puerperal fever
- Mycoplasmal postpartum fever
- Puerperal pyrexia of unknown origin (disorder)
- Fever of unknown origin
Frequently Asked Questions
What is the ICD-10 code for pyrexia of unknown origin following delivery?
The ICD-10-CM code for pyrexia of unknown origin following delivery is O86.4. The full clinical description is "Pyrexia of unknown origin following delivery". O86.4 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code O86.4 mean?
ICD-10-CM code O86.4 represents “Pyrexia of unknown origin following delivery”. It is classified under Chapter 15: Pregnancy, Childbirth and the Puerperium and is a billable/specific code that can be used on a claim.
Is O86.4 a billable code?
Yes, O86.4 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is O86.4 in?
O86.4 is in Chapter 15: Pregnancy, Childbirth and the Puerperium (codes O00-O9A).
What codes cannot be used with O86.4?
O86.4 has Excludes1 notes indicating codes that cannot be used together with it, including: supervision of normal pregnancy (Z34.-).
Are additional codes required with O86.4?
Yes, when using O86.4, also report: code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.; code (B95-B97), to identify infectious agent.
What SNOMED CT codes does O86.4 map to?
O86.4 maps to 5 SNOMED CT concepts: 7520000, 95888005, 178280004, 237348005, 200277008. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for O86.4?
O86.4 is linked to 3 UMLS Concept Unique Identifiers: C2909433, C2909434, C0157536. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does O86.4 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like pyrexia of unknown origin following delivery affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of O86.4?
O86.4 maps to the ICD-11 code: JB40.4 (Pyrexia of unknown origin following delivery).
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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.