L98.4 - Non-pressure chronic ulcer of skin, not elsewhere classified

Applicable to Non-pressure chronic ulcer of skin, not elsewhere classified
The 2026 edition of ICD10-CM L98.4 became effective on October 1, 2025.
This is the American ICD10-CM version of L98.4 - other international versions of ICD10 L98.4 may differ.
L98.4 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
L98.4 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.

L98.4 - Non-pressure chronic ulcer of skin, not elsewhere classified
- L98.4 - Non-pressure chronic ulcer of skin, not elsewhere classified
- L98.41 - Non-pressure chronic ulcer of buttock
- L98.411 - Non-pressure chronic ulcer of buttock limited to breakdown of skin
- L98.412 - Non-pressure chronic ulcer of buttock with fat layer exposed
- L98.413 - Non-pressure chronic ulcer of buttock with necrosis of muscle
- L98.414 - Non-pressure chronic ulcer of buttock with necrosis of bone
- L98.415 - Non-pressure chronic ulcer of buttock with muscle involvement without evidence of necrosis
- L98.416 - Non-pressure chronic ulcer of buttock with bone involvement without evidence of necrosis
- L98.418 - Non-pressure chronic ulcer of buttock with other specified severity
- L98.419 - Non-pressure chronic ulcer of buttock with unspecified severity
- L98.42 - Non-pressure chronic ulcer of back
- L98.421 - Non-pressure chronic ulcer of back limited to breakdown of skin
- L98.422 - Non-pressure chronic ulcer of back with fat layer exposed
- L98.423 - Non-pressure chronic ulcer of back with necrosis of muscle
- L98.424 - Non-pressure chronic ulcer of back with necrosis of bone
- L98.425 - Non-pressure chronic ulcer of back with muscle involvement without evidence of necrosis
- L98.426 - Non-pressure chronic ulcer of back with bone involvement without evidence of necrosis
- L98.428 - Non-pressure chronic ulcer of back with other specified severity
- L98.429 - Non-pressure chronic ulcer of back with unspecified severity
- L98.43 - Non-pressure chronic ulcer of abdomen
- L98.431 - Non-pressure chronic ulcer of abdomen limited to breakdown of skin
- L98.432 - Non-pressure chronic ulcer of abdomen with fat layer exposed
- L98.433 - Non-pressure chronic ulcer of abdomen with necrosis of muscle
- L98.434 - Non-pressure chronic ulcer of abdomen with necrosis of bone
- L98.435 - Non-pressure chronic ulcer of abdomen with muscle involvement without evidence of necrosis
- L98.436 - Non-pressure chronic ulcer of abdomen with bone involvement without evidence of necrosis
- L98.438 - Non-pressure chronic ulcer of abdomen with other specified severity
- L98.439 - Non-pressure chronic ulcer of abdomen with unspecified severity
- L98.44 - Non-pressure chronic ulcer of chest
- L98.441 - Non-pressure chronic ulcer of chest limited to breakdown of skin
- L98.442 - Non-pressure chronic ulcer of chest with fat layer exposed
- L98.443 - Non-pressure chronic ulcer of chest with necrosis of muscle
- L98.444 - Non-pressure chronic ulcer of chest with necrosis of bone
- L98.445 - Non-pressure chronic ulcer of chest with muscle involvement without evidence of necrosis
- L98.446 - Non-pressure chronic ulcer of chest with bone involvement without evidence of necrosis
- L98.448 - Non-pressure chronic ulcer of chest with other specified severity
- L98.449 - Non-pressure chronic ulcer of chest with unspecified severity
- L98.45 - Non-pressure chronic ulcer of neck
- L98.451 - Non-pressure chronic ulcer of neck limited to breakdown of skin
- L98.452 - Non-pressure chronic ulcer of neck with fat layer exposed
- L98.453 - Non-pressure chronic ulcer of neck with necrosis of muscle
- L98.454 - Non-pressure chronic ulcer of neck with necrosis of bone
- L98.455 - Non-pressure chronic ulcer of neck with muscle involvement without evidence of necrosis
- L98.456 - Non-pressure chronic ulcer of neck with bone involvement without evidence of necrosis
- L98.458 - Non-pressure chronic ulcer of neck with other specified severity
- L98.459 - Non-pressure chronic ulcer of neck with unspecified severity
- L98.46 - Non-pressure chronic ulcer of face
- L98.461 - Non-pressure chronic ulcer of face limited to breakdown of skin
- L98.462 - Non-pressure chronic ulcer of face with fat layer exposed
- L98.463 - Non-pressure chronic ulcer of face with necrosis of muscle
- L98.464 - Non-pressure chronic ulcer of face with necrosis of bone
- L98.465 - Non-pressure chronic ulcer of face with muscle involvement without evidence of necrosis
- L98.466 - Non-pressure chronic ulcer of face with bone involvement without evidence of necrosis
- L98.468 - Non-pressure chronic ulcer of face with other specified severity
- L98.469 - Non-pressure chronic ulcer of face with unspecified severity
- L98.47 - Non-pressure chronic ulcer of groin
- L98.471 - Non-pressure chronic ulcer of groin limited to breakdown of skin
- L98.472 - Non-pressure chronic ulcer of groin with fat layer exposed
- L98.473 - Non-pressure chronic ulcer of groin with necrosis of muscle
- L98.474 - Non-pressure chronic ulcer of groin with necrosis of bone
- L98.475 - Non-pressure chronic ulcer of groin with muscle involvement without evidence of necrosis
- L98.476 - Non-pressure chronic ulcer of groin with bone involvement without evidence of necrosis
- L98.478 - Non-pressure chronic ulcer of groin with other specified severity
- L98.479 - Non-pressure chronic ulcer of groin with unspecified severity
- L98.49 - Non-pressure chronic ulcer of skin of other sites
- L98.491 - Non-pressure chronic ulcer of skin of other sites limited to breakdown of skin
- L98.492 - Non-pressure chronic ulcer of skin of other sites with fat layer exposed
- L98.493 - Non-pressure chronic ulcer of skin of other sites with necrosis of muscle
- L98.494 - Non-pressure chronic ulcer of skin of other sites with necrosis of bone
- L98.495 - Non-pressure chronic ulcer of skin of other sites with muscle involvement without evidence of necrosis
- L98.496 - Non-pressure chronic ulcer of skin of other sites with bone involvement without evidence of necrosis
- L98.498 - Non-pressure chronic ulcer of skin of other sites with other specified severity
- L98.499 - Non-pressure chronic ulcer of skin of other sites with unspecified severity