ICD-10-CM category
T69: Other effects of reduced temperature
Codes under T69 (Other effects of reduced temperature). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| T69.0 | Immersion hand and foot | — |
| T69.0 | Immersion hand and foot | — |
| T69.01 | Immersion hand | — |
| T69.01 | Immersion hand | — |
| T69.1 | Chilblains | — |
| T69.1 | Chilblains | — |
| T69.1XXA | Chilblains, initial encounter | ✓ |
| T69.1XXA | Chilblains, initial encounter | ✓ |
| T69.1XXD | Chilblains, subsequent encounter | ✓ |
| T69.1XXD | Chilblains, subsequent encounter | ✓ |
| T69.1XXS | Chilblains, sequela | ✓ |
| T69.1XXS | Chilblains, sequela | ✓ |
| T69.02 | Immersion foot | — |
| T69.02 | Immersion foot | — |
| T69.8 | Other specified effects of reduced temperature | — |
| T69.8 | Other specified effects of reduced temperature | — |
| T69.8XXA | Other specified effects of reduced temperature, initial encounter | ✓ |
| T69.8XXA | Other specified effects of reduced temperature, initial encounter | ✓ |
| T69.8XXD | Other specified effects of reduced temperature, subsequent encounter | ✓ |
| T69.8XXD | Other specified effects of reduced temperature, subsequent encounter | ✓ |
| T69.8XXS | Other specified effects of reduced temperature, sequela | ✓ |
| T69.8XXS | Other specified effects of reduced temperature, sequela | ✓ |
| T69.9 | Effect of reduced temperature, unspecified | — |
| T69.9 | Effect of reduced temperature, unspecified | — |
| T69.9XXA | Effect of reduced temperature, unspecified, initial encounter | ✓ |
| T69.9XXA | Effect of reduced temperature, unspecified, initial encounter | ✓ |
| T69.9XXD | Effect of reduced temperature, unspecified, subsequent encounter | ✓ |
| T69.9XXD | Effect of reduced temperature, unspecified, subsequent encounter | ✓ |
| T69.9XXS | Effect of reduced temperature, unspecified, sequela | ✓ |
| T69.9XXS | Effect of reduced temperature, unspecified, sequela | ✓ |
| T69.011 | Immersion hand, right hand | — |
| T69.011 | Immersion hand, right hand | — |
| T69.011A | Immersion hand, right hand, initial encounter | ✓ |
| T69.011A | Immersion hand, right hand, initial encounter | ✓ |
| T69.011D | Immersion hand, right hand, subsequent encounter | ✓ |
| T69.011D | Immersion hand, right hand, subsequent encounter | ✓ |
| T69.011S | Immersion hand, right hand, sequela | ✓ |
| T69.011S | Immersion hand, right hand, sequela | ✓ |
| T69.012 | Immersion hand, left hand | — |
| T69.012 | Immersion hand, left hand | — |
| T69.012A | Immersion hand, left hand, initial encounter | ✓ |
| T69.012A | Immersion hand, left hand, initial encounter | ✓ |
| T69.012D | Immersion hand, left hand, subsequent encounter | ✓ |
| T69.012D | Immersion hand, left hand, subsequent encounter | ✓ |
| T69.012S | Immersion hand, left hand, sequela | ✓ |
| T69.012S | Immersion hand, left hand, sequela | ✓ |
| T69.019 | Immersion hand, unspecified hand | — |
| T69.019 | Immersion hand, unspecified hand | — |
| T69.019A | Immersion hand, unspecified hand, initial encounter | ✓ |
| T69.019A | Immersion hand, unspecified hand, initial encounter | ✓ |
| T69.019D | Immersion hand, unspecified hand, subsequent encounter | ✓ |
| T69.019D | Immersion hand, unspecified hand, subsequent encounter | ✓ |
| T69.019S | Immersion hand, unspecified hand, sequela | ✓ |
| T69.019S | Immersion hand, unspecified hand, sequela | ✓ |
| T69.021 | Immersion foot, right foot | — |
| T69.021 | Immersion foot, right foot | — |
| T69.021A | Immersion foot, right foot, initial encounter | ✓ |
| T69.021A | Immersion foot, right foot, initial encounter | ✓ |
| T69.021D | Immersion foot, right foot, subsequent encounter | ✓ |
| T69.021D | Immersion foot, right foot, subsequent encounter | ✓ |
| T69.021S | Immersion foot, right foot, sequela | ✓ |
| T69.021S | Immersion foot, right foot, sequela | ✓ |
| T69.022 | Immersion foot, left foot | — |
| T69.022 | Immersion foot, left foot | — |
| T69.022A | Immersion foot, left foot, initial encounter | ✓ |
| T69.022A | Immersion foot, left foot, initial encounter | ✓ |
| T69.022D | Immersion foot, left foot, subsequent encounter | ✓ |
| T69.022D | Immersion foot, left foot, subsequent encounter | ✓ |
| T69.022S | Immersion foot, left foot, sequela | ✓ |
| T69.022S | Immersion foot, left foot, sequela | ✓ |
| T69.029 | Immersion foot, unspecified foot | — |
| T69.029 | Immersion foot, unspecified foot | — |
| T69.029A | Immersion foot, unspecified foot, initial encounter | ✓ |
| T69.029A | Immersion foot, unspecified foot, initial encounter | ✓ |
| T69.029D | Immersion foot, unspecified foot, subsequent encounter | ✓ |
| T69.029D | Immersion foot, unspecified foot, subsequent encounter | ✓ |
| T69.029S | Immersion foot, unspecified foot, sequela | ✓ |
| T69.029S | Immersion foot, unspecified foot, sequela | ✓ |
Frequently asked questions
What is ICD-10-CM code T69?
T69 is an ICD-10-CM category covering Other effects of reduced temperature. It contains 78 more specific diagnosis codes, 54 of which are billable.
Is T69 a billable code?
No — T69 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example T69.0 — Immersion hand and foot). 54 of the 78 codes under T69 are billable.
What codes fall under T69?
T69 includes T69.0, T69.0, T69.01, T69.01, T69.1, plus 73 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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