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ICD-10-CM 2027 diagnosis code

D82.2Immunodeficiency with short-limbed stature

✓ Billable / specific

D82.2 is a valid, billable ICD-10-CM code for immunodeficiency with short-limbed stature. It can be reported on claims for dates of service from October 1, 2026 – September 30, 2027.

Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data

About D82.2

D82.2 is the ICD-10-CM diagnosis code for immunodeficiency with short-limbed stature. It belongs to category D82 (immunodeficiency associated with other major defects), block D80-D89 (certain disorders involving the immune mechanism) and chapter 3 (diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism). It is billable, so it can be reported on its own for dates of service from October 1, 2026 through September 30, 2027.

Within D82 (immunodeficiency associated with other major defects), D82.2 is specifically for immunodeficiency with short-limbed stature. Related codes cover Wiskott-Aldrich syndrome (D82.0), Di George's syndrome (D82.1), immunodeficiency following hereditary defective response to Epstein-Barr virus (D82.3), Hyperimmunoglobulin E [IgE] syndrome (D82.4), immunodeficiency associated with other specified major defects (D82.8) and immunodeficiency associated with major defect, unspecified (D82.9).

It is not a CC or MCC, so as a secondary diagnosis it doesn't change the MS-DRG severity level.

In MS-DRG v44.0, it is part of the grouping logic for DRG 814 (Reticuloendothelial and Immunity Disorders with MCC, relative weight 2.0729), DRG 815 (Reticuloendothelial and Immunity Disorders with CC, relative weight 1.0444) and DRG 816 (Reticuloendothelial and Immunity Disorders without CC/MCC, relative weight 0.7381), in MDC 16 (Diseases and Disorders of the Blood and Blood Forming Organs and Immunological Disorders), as a principal or secondary diagnosis. The DRG a claim lands in depends on the principal diagnosis, procedures and any CC/MCC secondary diagnoses.

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Before ICD-10, this condition was coded in ICD-9-CM as 279.8 (other specified disorders involving the immune mechanism).

Notes that apply from higher levels

Instructions written at a parent level also apply to D82.2.

Alphabetic index entries

2 entries

Terms in the official ICD-10-CM index that lead to D82.2.

Codes whose notes reference D82.2

MS-DRG v44.0 grouping

All DRGs →

Inpatient MS-DRGs this diagnosis can group to, as the principal or a secondary diagnosis, depending on the rest of the claim.

ICD-9-CM equivalent

Converter →
  • 279.8Other specified disorders involving the immune mechanismapproximate

From the CMS 2018 General Equivalence Mappings (GEMs), the final GEMs release.

Code history

  1. 2016
  2. 2017
  3. 2018
  4. 2019
  5. 2020
  6. 2021
  7. 2022
  8. 2023
  9. 2024
  10. 2025
  11. 2026
  12. 2027
  • FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
  • No changes since FY2016.

Common questions about D82.2

Is D82.2 billable?

Yes. D82.2 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).

Can D82.2 be used as a principal diagnosis?

Yes. The Medicare Code Editor doesn't restrict D82.2 as a principal diagnosis.

Is D82.2 a CC or MCC?

No. D82.2 is neither a CC nor an MCC under MS-DRG v44.0.

What DRG does D82.2 group to?

D82.2 is used in the MS-DRG v44.0 logic for MS-DRG 814 (Reticuloendothelial and Immunity Disorders with MCC), MS-DRG 815 (Reticuloendothelial and Immunity Disorders with CC) and MS-DRG 816 (Reticuloendothelial and Immunity Disorders without CC/MCC). Which one applies depends on whether it is the principal diagnosis and on the rest of the claim.

What is the ICD-9 code for D82.2?

The CMS General Equivalence Mappings map D82.2 to ICD-9-CM 279.8.