Complete ICD-10-CM coding and documentation guide for icd-10 coding for migraine in pregnancy includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Migraine in Pregnancy
Use ICD-10 code O99.3xx for mental disorders and diseases of the nervous system complicating pregnancy, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Specific migraine type
Use to specify the type of migraine in conjunction with O99.3xx.
Migraine in pregnancy is coded using O99.3xx for pre-existing migraines aggravated by pregnancy, and O26.89x for new-onset migraines due to pregnancy, paired with a specific G43.x code for the migraine type.
For new-onset migraine during pregnancy, use O26.89x as the primary code, paired with a specific G43.x code to describe the migraine type.