Z96.66Header code — not billable
Presence of artificial ankle joint
- Chapter
- 21. Factors influencing health status and contact with health services
- Category
- Z96
- Effective date
- October 1, 2026
Related codes in category Z96
Z96Presence of other functional implantsZ96.0Presence of urogenital implantsYesZ96.1Presence of intraocular lensYesZ96.2Presence of otological and audiological implantsZ96.20Presence of otological and audiological implant, unspecifiedYesZ96.21Cochlear implant statusYesZ96.22Myringotomy tube(s) statusYesZ96.29Presence of other otological and audiological implantsYesZ96.3Presence of artificial larynxYesZ96.4Presence of endocrine implantsZ96.41Presence of insulin pump (external) (internal)YesZ96.49Presence of other endocrine implantsYes
Frequently asked questions
What is ICD-10 code Z96.66?
Z96.66 is an ICD-10-CM diagnosis code for Presence of artificial ankle joint.
Is Z96.66 a billable code?
No. Z96.66 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is Z96.66 in?
Z96.66 falls under Chapter 21: Factors influencing health status and contact with health services.
When did Z96.66 become effective?
Z96.66 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to Z96.66?
Z96.66 belongs to category Z96, 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.