L55-L59 — Radiation-related disorders of the skin and subcutaneous tissue
Every ICD-10-CM code in this range and the PDGM clinical group CMS assigns to it, read from the CMS grouper crosswalk v07.1.26.
Codes in range
26
No clinical group
1
A period cannot be grouped from these.
Barred as primary
0
CMS rejects these in the primary position.
Where these codes group
23 of the 26 codes in L55-L59 group to MMTA - Other, but the range is not uniform — it spreads across 2 clinical groups. A further 1 are assigned no clinical group at all, which means a 30-day period cannot be grouped from them.
Every code in L55-L59
Descriptions are CMS’s own, abbreviated as CMS abbreviates them.
| Code | Description | Clinical group | Primary position |
|---|---|---|---|
| L550 | Sunburn of first degree | A | Accepted |
| L551 | Sunburn of second degree | C | Accepted |
| L552 | Sunburn of third degree | C | Accepted |
| L559 | Sunburn, unspecified | None | Cannot group |
| L560 | Drug phototoxic response | A | Accepted |
| L561 | Drug photoallergic response | A | Accepted |
| L562 | Photocontact dermatitis [berloque dermatitis] | A | Accepted |
| L563 | Solar urticaria | A | Accepted |
| L564 | Polymorphous light eruption | A | Accepted |
| L565 | Disseminated superficial actinic porokeratosis (DSAP) | A | Accepted |
| L568 | Oth acute skin changes due to ultraviolet radiation | A | Accepted |
| L569 | Acute skin change due to ultraviolet radiation, unspecified | A | Accepted |
| L570 | Actinic keratosis | A | Accepted |
| L571 | Actinic reticuloid | A | Accepted |
| L572 | Cutis rhomboidalis nuchae | A | Accepted |
| L573 | Poikiloderma of Civatte | A | Accepted |
| L574 | Cutis laxa senilis | A | Accepted |
| L575 | Actinic granuloma | A | Accepted |
| L578 | Oth skin changes due to chr expsr to nonionizing radiation | A | Accepted |
| L579 | Skin changes due to chr expsr to nonionizing radiation, unsp | A | Accepted |
| L580 | Acute radiodermatitis | A | Accepted |
| L581 | Chronic radiodermatitis | A | Accepted |
| L589 | Radiodermatitis, unspecified | A | Accepted |
| L590 | Erythema ab igne [dermatitis ab igne] | A | Accepted |
| L598 | Oth disrd of the skin, subcu related to radiation | A | Accepted |
| L599 | Disorder of the skin, subcu related to radiation, unsp | A | Accepted |
Source: CMS HH PPS Grouper Software v07.1.26, effective 2026-04-01. This is the crosswalk Medicare runs a claim through. Grouping also depends on admission source, timing, the OASIS functional items and the rest of the diagnosis list.
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