---
type: lookup
id: icd-9-cm-volumes-1-and-2
asset: superseded-standards-mappings
title: "ICD-9-CM, Volumes 1 and 2 — Superseded and deprecated identifier mappings"
sources:
  - https://www.cms.gov/medicare/coding-billing/icd-10-codes/icd-10-cm-icd-10-pcs-gem-archive
source_quote: "These files contain information on the new diagnosis coding system, ICD-10-CM, that's a replacement for ICD-9-CM, Volumes 1 and 2."
generated: true
harvested: 2026-08-05
stale_after: 2027-02-01
identifier: "ICD-9-CM, Volumes 1 and 2"
successor: "ICD-10-CM"
verified: true
---
**Identifier:** ICD-9-CM, Volumes 1 and 2

**Successor:** ICD-10-CM

> These files contain information on the new diagnosis coding system, ICD-10-CM, that's a replacement for ICD-9-CM, Volumes 1 and 2.

Source: <https://www.cms.gov/medicare/coding-billing/icd-10-codes/icd-10-cm-icd-10-pcs-gem-archive>