U.S. ICD-10-CM · FY 2027

R22 ICD-10-CM Code: Localized swelling, mass and lump of skin and subcutaneous tissue

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

R22

Localized swelling, mass and lump of skin and subcutaneous tissue

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where R22 sits

  1. 1

    Chapter 18

    Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)

  2. 2

    Section

    Symptoms and signs involving the skin and subcutaneous tissue (R20-R23)

  3. 3

    Category R22

    Localized swelling, mass and lump of skin and subcutaneous tissue

  4. 4

    Code R22

    Localized swelling, mass and lump of skin and subcutaneous tissue

More specific choices

Codes under R22

R22 is a non-billable category. Choose the child code that best matches the documented diagnosis.

R22.0

Localized swelling, mass and lump, head

R22.1

Localized swelling, mass and lump, neck

R22.2

Localized swelling, mass and lump, trunk

R22.3

Localized swelling, mass and lump, upper limb

R22.4

Localized swelling, mass and lump, lower limb

R22.9

Localized swelling, mass and lump, unspecified

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for R22.

Code first

No “code first” instruction is listed for R22.

Use additional code

No “use additional code” instruction is listed for R22.

Excludes1

Conditions that should not be reported together with this code.

  • abnormal findings on diagnostic imaging (R90-R93)
  • edema (R60.-)
  • enlarged lymph nodes (R59.-)
  • localized adiposity (E65)
  • swelling of joint (M25.4-)

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for R22.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

Publisher

Vero Scribe Inc.

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code R22 mean?

R22 is the FY 2027 U.S. ICD-10-CM code for “Localized swelling, mass and lump of skin and subcutaneous tissue.”

Is R22 a billable or specific ICD-10-CM code?

No. R22 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is R22 located in ICD-10-CM?

R22 is listed in Chapter 18, Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99), within Symptoms and signs involving the skin and subcutaneous tissue (R20-R23) (R20–R23), under category R22, Localized swelling, mass and lump of skin and subcutaneous tissue.

What coding notes are listed for R22?

No inclusion terms are listed for R22 in this reference record. No code-first instruction is listed. Excludes1 notes: abnormal findings on diagnostic imaging (R90-R93); edema (R60.-); enlarged lymph nodes (R59.-); localized adiposity (E65); swelling of joint (M25.4-). No Excludes2 note is listed.

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