MS-DRGs see changes in FY 2018 IPPS final rule

August 22nd, 2017

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Note:  The following article synopsis was NOT provided by HCPro. It was created by Find-A-Code/innoviHealth.

Article Overview

This article explains selected FY 2018 IPPS final-rule changes affecting Medicare Severity-Diagnosis Related Groups (MS-DRGs), with emphasis on neurologic and cerebrovascular classification updates. It is relevant to hospital coders, CDI professionals, revenue cycle staff, and inpatient reimbursement teams who need to understand which diagnosis and procedure groupings were revised and why the changes matter for FY 2018 reporting and payment classification.

Why This Topic Matters

The article highlights MS-DRG refinements that can affect inpatient grouping, relative weight assignment, and payment interpretation for neurologic, epilepsy, and stroke-related cases. It also shows how CMS adjusted grouping logic based on updated ICD-10-era data and public comments.

Article Sections

  1. Overview of FY 2018 IPPS final rule changes

    Introduces the scope of the final rule and the types of MS-DRG updates discussed. Summarizes the broader payment and classification context for the year.

  2. Functional quadriplegia

    Discusses MS-DRG reclassification considerations for cases involving this diagnosis. Covers CMS analysis, public comments, and final MS-DRG assignment changes.

  3. Responsive neurostimulator system

    Reviews MS-DRG changes related to cases involving implantation of a responsive neurostimulator system. Describes proposed grouping revisions, related procedure coding, and final title updates.

  4. Precerebral occlusion or transient ischemic attack with thrombolytic

    Covers MS-DRG grouping updates for stroke-related cases treated with thrombolytic therapy. Summarizes CMS’s review of diagnosis/procedure grouping logic and related title revisions.

What You Will Learn

  • How FY 2018 IPPS final-rule changes affected selected MS-DRG classifications
  • Which broad neurologic and cerebrovascular case categories were revised
  • How CMS used ICD-10-era data and public comments in refining grouping logic
  • Which types of MS-DRG title and assignment updates were finalized for the year

Who Should Read This

  • Inpatient coders
  • CDI specialists
  • Revenue cycle professionals
  • Hospital reimbursement analysts
  • HIM directors
  • Compliance staff

Codes Discussed

  • ICD-10-CM: R53.2
  • MS-DRG: 052
  • MS-DRG: 053
  • MS-DRG: 091
  • MS-DRG: 092
  • MS-DRG: 093
  • MS-DRG: 947
  • MS-DRG: 948
  • MS-DRG: 023
  • MS-DRG: 024
  • ICD-10-PCS: 0NH00NZ
  • ICD-10-PCS: 00H00MZ
  • ICD-10-PCS: 00H03MZ
  • ICD-10-PCS: 00H04MZ
  • ICD-10-CM: G40.A01
  • ICD-10-CM: G40.A09
  • ICD-10-CM: G40.A11
  • ICD-10-CM: G40.A19
  • ICD-10-CM: G40.B01
  • ICD-10-CM: G40.B09
  • ICD-10-CM: G40.B11
  • ICD-10-CM: G40.B19
  • MS-DRG: 067
  • MS-DRG: 068
  • MS-DRG: 069
  • MS-DRG: 061
  • MS-DRG: 062
  • MS-DRG: 063
  • ICD-10-CM: G45.0
  • ICD-10-CM: G45.1
  • ICD-10-CM: G45.2
  • ICD-10-CM: G45.8
  • ICD-10-CM: G45.9
  • ICD-10-CM: G46.0
  • ICD-10-CM: G46.1
  • ICD-10-CM: G46.2
  • ICD-10-CM: I65.01
  • ICD-10-CM: I65.02
  • ICD-10-CM: I65.03
  • ICD-10-CM: I65.09
  • ICD-10-CM: I65.1
  • ICD-10-CM: I65.21
  • ICD-10-CM: I65.22
  • ICD-10-CM: I65.23
  • ICD-10-CM: I65.29
  • ICD-10-CM: I65.8
  • ICD-10-CM: I65.9
  • ICD-10-CM: I66.3
  • ICD-10-CM: I66.8
  • ICD-10-CM: I66.9
  • ICD-10-CM: I67.81
  • ICD-10-CM: I67.82
  • ICD-10-CM: I67.841
  • ICD-10-CM: I67.848
  • ICD-10-CM: I67.89
  • ICD-10-PCS: 3E03017
  • ICD-10-PCS: 3E03317
  • ICD-10-PCS: 3E04017
  • ICD-10-PCS: 3E04317
  • ICD-10-PCS: 3E05017
  • ICD-10-PCS: 3E05317
  • ICD-10-PCS: 3E06017
  • ICD-10-PCS: 3E06317
  • ICD-10-PCS: 3E08017
  • ICD-10-PCS: 3E08317

Code Ranges Discussed

  • MS-DRG: 020-103
  • ICD-10-CM: I66.0-

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