AHA Coding Clinic® for ICD-9 - 2004 Issue 3; Notice
Twice Yearly ICD-9-CM Coding Updates
Section 503(a) of Public Law 108-173 includes a requirement for updating ICD-9-CM codes twice a year instead of the current process of annual updates on October 1 of each year. This requirement is included as part of the Medicare Prescription Drug, Improvement, and Modernization Act of 2003. This requirement related to the recognition of new technology under the hospital inpatient prospective payment system (IPPS). The legislation covers all ICD-9-CM codes, both diagnosis and procedure codes. Based on public comments received, the Centers for Medicare & Medicaid Services (CMS) has decided that any requests for an April implementation of a...
Subscribe or sign in to view the full article.
Article Overview
This article explains the shift from annual to twice-yearly ICD-9-CM updates and summarizes how the change relates to Medicare policy, hospital inpatient payment systems, and the coordination of code updates across CMS and NCHS resources. It is relevant for coding professionals, hospital compliance teams, and system vendors who need to understand the timing, dissemination channels, and operational impact of ICD-9-CM update cycles.
Why This Topic Matters
Changes to the ICD-9-CM update cycle affect how hospitals, vendors, and payers prepare systems for new code releases and coordinate implementation dates. Understanding the update schedule helps organizations plan for compliance and stay aligned with Medicare-related coding and payment processes.
Article Sections
-
Policy Background and Update Schedule
Introduces the federal requirement for more frequent ICD-9-CM updates and describes the broader Medicare legislation context. It also explains the shift in timing from the prior annual cycle to a twice-yearly process.
-
Implementation Considerations and CMS Review
Summarizes CMS guidance on requests related to the spring implementation cycle and the review process for new technology-related code changes. It also addresses how the update affects inpatient classification and supporting systems.
-
Dissemination Methods and Resources
Describes where and when new code updates are made available and identifies the primary public-facing channels used to publish the changes. It also notes the general timing of advance availability for the spring update and rulemaking publication for the fall update.
-
Additional Information and References
Lists reference sources and external links for readers seeking more detail on the update process. It also points to the related federal rulemaking citation.
What You Will Learn
- How the ICD-9-CM update cycle changed under federal law
- How the update schedule relates to Medicare and inpatient payment administration
- Where updated code information is published
- What organizational groups are involved in coordinating updates
- How implementation timing is communicated to stakeholders
Who Should Read This
- Medical coders
- Coding compliance staff
- Hospital revenue cycle teams
- Health information management professionals
- Software vendors
- Payers
Subscribe or sign in to view the full article.


Quick, Current, Complete - www.findacode.com