2022 ICD-10-CM update: Review new codes for anemia, gastric metaplasia, mental disorders, and more

October 19th, 2021

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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 summarizes notable FY 2022 ICD-10-CM updates affecting multiple diagnosis areas, including blood disorders, COVID-19-related conditions, mental health, digestive system findings, skin disorders, neurologic conditions, musculoskeletal disease, cough, poisoning, and social determinants of health. It is useful for coders, CDI professionals, and compliance-focused readers who need a broad view of what changed in the 2022 diagnosis code set and where the new guidance may affect documentation review and code selection. The article also points readers to official rulemaking tables and webinar-based commentary on selected updates.

Why This Topic Matters

Annual ICD-10-CM updates can change how common and emerging diagnoses are represented in claims and records. Understanding the scope of these changes helps coding and documentation teams prepare for revised reporting needs across multiple specialties.

Article Sections

  1. Overview of FY 2022 ICD-10-CM changes

    Summarizes the scope of the annual update and notes where the official list of added, deleted, and revised codes can be found.

  2. Anemia and thrombolysis

    Covers selected FY 2022 changes related to hematology and platelet disorders.

  3. COVID-19-related conditions

    Reviews newly introduced diagnosis categories connected to COVID-19 and related clinical circumstances.

  4. Mental health disorders

    Discusses additions in the psychiatric and intellectual disability portions of ICD-10-CM.

  5. Diseases of the esophagus

    Summarizes new esophageal and gastroesophageal junction diagnosis options included in the update.

  6. Irritant contact dermatitis

    Describes new dermatitis subcategories and their general clinical context.

  7. Toxic encephalopathy

    Covers new neurologic diagnosis codes related to toxic conditions affecting the brain.

  8. Gastric metaplasia

    Reviews the updated stomach-related metaplasia category and its place in the diagnosis code set.

  9. ICANS

    Addresses the new category for immune effector cell-associated neurotoxicity syndrome and its grading framework.

  10. Non-radiographic axial spondylarthritis

    Summarizes newly added musculoskeletal diagnosis codes for this inflammatory condition.

  11. Cough

    Highlights the revised cough-related diagnosis options and the broader restructuring of this code area.

  12. Poisoning by synthetic cannabinoids

    Covers the new poisoning, adverse effect, and underdosing category for synthetic cannabinoids.

  13. Social determinants of health

    Reviews new diagnosis codes related to food insecurity and housing instability.

What You Will Learn

  • Which diagnosis categories were expanded in the FY 2022 ICD-10-CM update
  • What broad clinical topics are affected by the new and revised diagnosis codes
  • How the article organizes the major areas of ICD-10-CM change for 2022
  • Where to look in official rulemaking materials for the complete change list

Who Should Read This

  • Medical coders
  • Coding auditors
  • Clinical documentation integrity professionals
  • Revenue cycle professionals
  • Compliance teams
  • Healthcare providers

Codes Discussed

  • ICD-10-CM: D55.21
  • ICD-10-CM: D75.838
  • ICD-10-CM: D75.839
  • ICD-10-CM: E11.52
  • ICD-10-CM: J12.82
  • ICD-10-CM: M35.81
  • ICD-10-CM: M35.89
  • ICD-10-CM: Z20.822
  • ICD-10-CM: Z86.16
  • ICD-10-CM: F32.A
  • ICD-10-CM: F32.9
  • ICD-10-CM: F78.A1
  • ICD-10-CM: F78.A9
  • ICD-10-CM: K22.81
  • ICD-10-CM: K22.82
  • ICD-10-CM: K22.89
  • ICD-10-CM: G92.8
  • ICD-10-CM: G92.9
  • ICD-10-CM: K31.A11
  • ICD-10-CM: R05.1
  • ICD-10-CM: R05.2
  • ICD-10-CM: R05.3
  • ICD-10-CM: R05.4
  • ICD-10-CM: R05.8
  • ICD-10-CM: R05.9
  • ICD-10-CM: T40.721A
  • ICD-10-CM: T40.723D
  • ICD-10-CM: T40.726S
  • ICD-10-CM: Z59.41
  • ICD-10-CM: Z59.811
  • ICD-10-CM: Z59.89

Code Ranges Discussed

  • ICD-10-CM: L24.A-
  • ICD-10-CM: L24.B-
  • ICD-10-CM: K31.A-
  • ICD-10-CM: G92.-
  • ICD-10-CM: M45.A-
  • ICD-10-CM: T40.72-

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