O90.5
Billable codePostpartum thyroiditis
The ICD-10 code for postpartum thyroiditis is O90.5.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- O90.0Disruption of cesarean delivery wound
- O90.1Disruption of perineal obstetric wound
- O90.2Hematoma of obstetric wound
- O90.3Peripartum cardiomyopathy
- O90.4Postpartum acute kidney failurenon-billable header
- O90.6Postpartum mood disturbance
- O90.8Other complications of the puerperium, not elsewhere classifiednon-billable header
- O90.9Complication of the puerperium, unspecified
- O90.5Postpartum thyroiditis
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 64812Approximate match
- 64814Approximate match
Associated MS-DRGs
O90.5 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.