D47.Z2Billable

Castleman disease

Chapter
2. Neoplasms
Category
D47
Effective date
October 1, 2026

Related codes in category D47

Frequently asked questions

What is ICD-10 code D47.Z2?

D47.Z2 is an ICD-10-CM diagnosis code for Castleman disease.

Is D47.Z2 a billable code?

Yes. D47.Z2 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is D47.Z2 in?

D47.Z2 falls under Chapter 2: Neoplasms.

When did D47.Z2 become effective?

D47.Z2 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to D47.Z2?

D47.Z2 belongs to category D47, 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.