R22.1 — Localized swelling, mass and lump, neck
R22.1 is a billable, specific ICD-10-CM code for localized swelling, mass and lump, neck. It is valid for submission on a claim.
Risk adjustment
R22.1 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Medicare coverage
R22.1 is named in 20 Medicare coverage policies — 20 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A52992Billing and Coding: Non-Invasive Cerebrovascular Arterial Studies
- A53057Billing and Coding: Home Health Occupational Therapy
- A53064Billing and Coding: Outpatient Occupational Therapy
- A53065Billing and Coding: Outpatient Physical Therapy
How R22.1 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to R22.1.
- Mass›neck
- Swelling›neck(localized)
- Mass›localized›neck
- Swelling›localized›neck
Related codes at this level
Codes that share R22. If R22.1 is not quite right, the correct code is usually one of these.
Questions about R22.1
- Is R22.1 a billable ICD-10-CM code?
- Yes. R22.1 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does R22.1 sit in the tabular list?
- Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99), in the block Symptoms and signs involving the skin and subcutaneous tissue (R20-R23).