L98.429
L98.429: Non-pressure chronic ulcer of back with unspecified severity
Billable / specific codeICD-10-CM
L98.429 is a billable, specific ICD-10-CM code for non-pressure chronic ulcer of back with unspecified severity. It is valid for submission on a claim.
Check L98.429 with the rest of the claim: free scrubberExcludes2 inherited from the categories above L98.429
Not part of this code, but both may be coded when both are present.
Risk adjustment
L98.429 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 383 Chronic Ulcer of Skin, Except Pressure, Not Specified as Through to Bone or Muscle0.646 RAF
Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score. Look up the whole chart to see which of its HCCs the hierarchy would zero.
Medicare coverage
L98.429 is named in 1 Medicare coverage policy: 1 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
- A56658Billing and Coding: Cosmetic and Reconstructive Surgery
Alphabetic index entries that lead here
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative›back
Code history
Unchanged in every release from FY2024 to FY2027.
Other codes under L98.42
- L98.421Non-pressure chronic ulcer of back limited to breakdown of skin
- L98.422Non-pressure chronic ulcer of back with fat layer exposed
- L98.423Non-pressure chronic ulcer of back with necrosis of muscle
- L98.424Non-pressure chronic ulcer of back with necrosis of bone
- L98.425Non-pressure chronic ulcer of back with muscle involvement without evidence of necrosis
- L98.426Non-pressure chronic ulcer of back with bone involvement without evidence of necrosis
- L98.428Non-pressure chronic ulcer of back with other specified severity