M47.021Billable
Vertebral artery compression syndromes, occipito-atlanto-axial region
Short description: Verteb art compression syndromes, occipt-atlan-ax region
- Chapter
- 13. Diseases of the musculoskeletal system and connective tissue
- Category
- M47
- Effective date
- October 1, 2026
Related codes in category M47
M47SpondylosisM47.0Anterior spinal and vertebral artery compression syndromesM47.01Anterior spinal artery compression syndromesM47.011Anterior spinal artery comprsn synd, occipt-atlan-ax regionYesM47.012Anterior spinal artery comprsn syndromes, cervical regionYesM47.013Anterior spinal artery comprsn syndromes, cervicothor regionYesM47.014Anterior spinal artery comprsn syndromes, thoracic regionYesM47.015Anterior spinal artery comprsn syndromes, thoracolum regionYesM47.016Anterior spinal artery compression syndromes, lumbar regionYesM47.019Anterior spinal artery compression syndromes, site unspYesM47.02Vertebral artery compression syndromesM47.022Vertebral artery compression syndromes, cervical regionYes
Frequently asked questions
What is ICD-10 code M47.021?
M47.021 is an ICD-10-CM diagnosis code for Vertebral artery compression syndromes, occipito-atlanto-axial region.
Is M47.021 a billable code?
Yes. M47.021 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is M47.021 in?
M47.021 falls under Chapter 13: Diseases of the musculoskeletal system and connective tissue.
When did M47.021 become effective?
M47.021 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to M47.021?
M47.021 belongs to category M47, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.