Complete ICD-10-CM coding and documentation guide for icd-10 coding for sphenopalatine ganglion block includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Sphenopalatine Ganglion Block
Use ICD-10 code G43.709 for chronic migraine, not intractable, without status migrainosus, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Occipital neuralgia
Use if chronic pain syndrome is present alongside migraines.
Use CPT code 64405 for injection techniques with imaging guidance, and 64999 for non-injection methods like nasal applicators.
Document the technique used, medical necessity, and any failed medication trials. Specify if an injection or topical application was performed.