All ICD10 Codes

R22

Non-Billable
ChapterR00–R99
Rankcategory
Official Description

Localized swelling, mass and lump of skin and subcutaneous tissue

Use a more specific code (4 billable, 2 non-billable)
R22.0Localized swelling, mass and lump, headR22.1Localized swelling, mass and lump, neckR22.2Localized swelling, mass and lump, trunkR22.3Localized swelling, mass and lump, upper limbhas subcodesR22.4Localized swelling, mass and lump, lower limbhas subcodesR22.9Localized swelling, mass and lump, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (R00-R99).

CH18 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • abnormal findings on antenatal screening of mother (O28.-)
  • certain conditions originating in the perinatal period (P04-P96)
  • signs and symptoms classified in the body system chapters
  • signs and symptoms of breast (N63, N64.5)

R20-R23 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)

Instructional Notes

Includes
  • subcutaneous nodules (localized)(superficial)
Excludes1(Not coded here. Use a different code.)
  • abnormal findings on diagnostic imaging (R90-R93)
  • edema (R60.-)
  • enlarged lymph nodes (R59.-)
  • localized adiposity (E65)
  • swelling of joint (M25.4-)

Clinical Hierarchy

BillableHas subcodes
CH18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
R20-R23Symptoms and signs involving the skin and subcutaneous tissue (R20-R23)
R22Localized swelling, mass and lump of skin and subcutaneous tissueNot billable
R22.0Localized swelling, mass and lump, headBillable
R22.1Localized swelling, mass and lump, neckBillable
R22.2Localized swelling, mass and lump, trunkBillable
R22.3Localized swelling, mass and lump, upper limbSubcodes
R22.4Localized swelling, mass and lump, lower limbSubcodes
R22.9Localized swelling, mass and lump, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to R22:

blockR20-R23
Symptoms and signs involving the skin and subcutaneous tissue (R20-R23)
View context instructions
chapterCH18
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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