L97.1 — Non-pressure chronic ulcer of thigh
Is L97.1 billable?
No — L97.1 is a non-billable header code. L97.1 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 24 billable codes beneath L97.1.
Billable codes under this header
- L97.101Non-pressure chronic ulcer of unspecified thigh limited to breakdown of skin
- L97.102Non-pressure chronic ulcer of unspecified thigh with fat layer exposed
- L97.103Non-pressure chronic ulcer of unspecified thigh with necrosis of muscle
- L97.104Non-pressure chronic ulcer of unspecified thigh with necrosis of bone
- L97.105Non-pressure chronic ulcer of unspecified thigh with muscle involvement without evidence of necrosis
- L97.106Non-pressure chronic ulcer of unspecified thigh with bone involvement without evidence of necrosis
- L97.108Non-pressure chronic ulcer of unspecified thigh with other specified severity
- L97.109Non-pressure chronic ulcer of unspecified thigh with unspecified severity
- L97.111Non-pressure chronic ulcer of right thigh limited to breakdown of skin
- L97.112Non-pressure chronic ulcer of right thigh with fat layer exposed
- L97.113Non-pressure chronic ulcer of right thigh with necrosis of muscle
- L97.114Non-pressure chronic ulcer of right thigh with necrosis of bone
- L97.115Non-pressure chronic ulcer of right thigh with muscle involvement without evidence of necrosis
- L97.116Non-pressure chronic ulcer of right thigh with bone involvement without evidence of necrosis
- L97.118Non-pressure chronic ulcer of right thigh with other specified severity
- L97.119Non-pressure chronic ulcer of right thigh with unspecified severity
- L97.121Non-pressure chronic ulcer of left thigh limited to breakdown of skin
- L97.122Non-pressure chronic ulcer of left thigh with fat layer exposed
- L97.123Non-pressure chronic ulcer of left thigh with necrosis of muscle
- L97.124Non-pressure chronic ulcer of left thigh with necrosis of bone
- L97.125Non-pressure chronic ulcer of left thigh with muscle involvement without evidence of necrosis
- L97.126Non-pressure chronic ulcer of left thigh with bone involvement without evidence of necrosis
- L97.128Non-pressure chronic ulcer of left thigh with other specified severity
- L97.129Non-pressure chronic ulcer of left thigh with unspecified severity
L97.1 at a glance
| Code | L97.1 |
|---|---|
| Description | Non-pressure chronic ulcer of thigh |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Code first — inherited from L97
The underlying condition below must be sequenced before L97.1. L97.1 describes a manifestation and cannot be the principal or first-listed diagnosis.
- any associated underlying condition, such as:
- any associated gangrene (I96)
- atherosclerosis of the lower extremities (I70.23-, I70.24-, I70.33-, I70.34-, I70.43-, I70.44-, I70.53-, I70.54-, I70.63-, I70.64-, I70.73-, I70.74-)
- chronic venous hypertension (I87.31-, I87.33-)
- diabetic ulcers (E08.621, E08.622, E09.621, E09.622, E10.621, E10.622, E11.621, E11.622, E13.621, E13.622)
- postphlebitic syndrome (I87.01-, I87.03-)
- postthrombotic syndrome (I87.01-, I87.03-)
- varicose ulcer (I83.0-, I83.2-)
Excludes2 — not included here — inherited from Chapter 12
The conditions below are not part of L97.1, but a patient may have both at the same time. When documentation supports it, L97.1 and the excluded code may both be reported.
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- lipomelanotic reticulosis (I89.8)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- systemic connective tissue disorders (M30-M36)
- viral warts (B07.-)
Excludes2 — not included here — inherited from L97
The conditions below are not part of L97.1, but a patient may have both at the same time. When documentation supports it, L97.1 and the excluded code may both be reported.
What codes fall under L97.1? (3)
How long has L97.1 existed?
L97.1 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.
What other codes are in the L97 family? (6)
- L97.2Non-pressure chronic ulcer of calfnot billable
- L97.3Non-pressure chronic ulcer of anklenot billable
- L97.4Non-pressure chronic ulcer of heel and midfootnot billable
- L97.5Non-pressure chronic ulcer of other part of footnot billable
- L97.8Non-pressure chronic ulcer of other part of lower legnot billable
- L97.9Non-pressure chronic ulcer of unspecified part of lower legnot billable