R22
Non-Billable

Localized swelling, mass and lump of skin and subcutaneous tissue

Non-Billable / Non-Specific Code

What is Localized swelling, mass and lump of skin and subcutaneous tissue?

ICD-10-CM R22 is the diagnosis code for Localized swelling, mass and lump of skin and subcutaneous tissue. This code falls under the section "Symptoms and signs involving the skin and subcutaneous tissue" within Chapter 18 — Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

⛔ Excludes1

Coding Guidelines for R22

⛔ Type 1 Excludes (Never code together)

The following conditions should never be coded at the same time as R22. They are mutually exclusive:

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

ICD-10-CM Code Hierarchy

Understanding where R22 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 6 entries
R22.0Localized swelling, mass and lump, headBillableR22.1Localized swelling, mass and lump, neckBillableR22.2Localized swelling, mass and lump, trunkBillableR22.3Localized swelling, mass and lump, upper limbNon-BillableR22.30Localized swelling, mass and lump, unspecified upper limbBillableR22.31Localized swelling, mass and lump, right upper limbBillableR22.32Localized swelling, mass and lump, left upper limbBillableR22.33Localized swelling, mass and lump, upper limb, bilateralBillableR22.4Localized swelling, mass and lump, lower limbNon-BillableR22.40Localized swelling, mass and lump, unspecified lower limbBillableR22.41Localized swelling, mass and lump, right lower limbBillableR22.42Localized swelling, mass and lump, left lower limbBillableR22.43Localized swelling, mass and lump, lower limb, bilateralBillableR22.9Localized swelling, mass and lump, unspecifiedBillable
Related Codes

Frequently Asked Questions

Is R22 a billable ICD-10-CM code?

No, R22 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does R22 mean?

R22 is the ICD-10-CM diagnosis code for "Localized swelling, mass and lump of skin and subcutaneous tissue". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is R22 in?

R22 is located in Section R20-R23 — "Symptoms and signs involving the skin and subcutaneous tissue" within Chapter 18 of the ICD-10-CM Tabular List.

What are the sub-codes of R22?

R22 has 6 sub-code(s) that provide more specific detail: R22.0, R22.1, R22.2, R22.3, R22.4 and more.

When should I use R22?

Use R22 when the patients documented diagnosis matches "Localized swelling, mass and lump of skin and subcutaneous tissue" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Localized swelling, mass and lump of skin and subcutaneous tissue?

The ICD-10-CM code for Localized swelling, mass and lump of skin and subcutaneous tissue is R22.

Can R22 be used for primary diagnosis?

No, R22 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is R22 in?

R22 is in Chapter 18 of the ICD-10-CM Tabular List.

What conditions are excluded from R22?

Type 1 Excludes for R22 include: abnormal findings on diagnostic imaging (R90-R93); edema (R60.-); enlarged lymph nodes (R59.-) and more.

Is R22 valid for 2026?

Yes, R22 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousR21Rash and other nonspecific skin eruptionNext →R22.0Localized swelling, mass and lump, head
Code Details
R22
Localized swelling, mass and lump of skin and subcutaneous tissue
Non-Billable / Non-Specific Code
18 — Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
R20-R23 — Symptoms and signs involving the skin and subcutaneous tissue
2026 ICD-10-CM