L23.6 — Allergic contact dermatitis due to food in contact with the skin
Is L23.6 billable?
Yes — L23.6 is billable for FY2027. L23.6 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. L23.6 may be submitted for encounters from October 1, 2026 through September 30, 2027.
L23.6 at a glance
| Code | L23.6 |
|---|---|
| Description | Allergic contact dermatitis due to food in contact with the skin |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does L23.6 group to?
L23.6 sits in MDC 09 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 606Minor Skin Disorders with MCCmedical
- 607Minor Skin Disorders without MCCmedical
How is L23.6 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to L23.6. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Itch, itching › baker's
- Allergy, allergic › foodNEC › in contact with skin (reaction) (to)
- Dermatitis › contact › allergic › due to › food in contact with skin (eczematous)
Excludes2 — not included here
The conditions below are not part of L23.6, but a patient may have both at the same time. When documentation supports it, L23.6 and the excluded code may both be reported.
- dermatitis due to ingested food (L27.2)
Excludes1 — never code together — inherited from L23
The conditions below can never be reported together with L23.6 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes2 — not included here — inherited from Chapter 12
The conditions below are not part of L23.6, but a patient may have both at the same time. When documentation supports it, L23.6 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 L20-L30
The conditions below are not part of L23.6, but a patient may have both at the same time. When documentation supports it, L23.6 and the excluded code may both be reported.
Excludes2 — not included here — inherited from L23
The conditions below are not part of L23.6, but a patient may have both at the same time. When documentation supports it, L23.6 and the excluded code may both be reported.
How long has L23.6 existed?
L23.6 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.
Which codes are confused with L23.6?
ICD-10-CM declares these codes mutually exclusive with L23.6 — exactly one of each pair can be correct for a given encounter.
Which conditions are coded to L23.6?
What other codes are in the L23 family? (9)
- L23.0Allergic contact dermatitis due to metals
- L23.1Allergic contact dermatitis due to adhesives
- L23.2Allergic contact dermatitis due to cosmetics
- L23.3Allergic contact dermatitis due to drugs in contact with skin
- L23.4Allergic contact dermatitis due to dyes
- L23.5Allergic contact dermatitis due to other chemical products
- L23.7Allergic contact dermatitis due to plants, except food
- L23.8Allergic contact dermatitis due to other agentsnot billable
- L23.9Allergic contact dermatitis, unspecified cause