T75 is the authoritative medical code for Other and unspecified effects of other external causes. This classification is used in medical billing and clinical recording to specify the clinical criteria for other and unspecified effects of other external causes (ICD-10-CM T75), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Other and unspecified effects of other external causes is a non-billable ICD-10-CM category code T75. A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): adverse effects NEC T78.-. Excludes2 (not included here): burns electric T20-T31. Code also: , if applicable, place of occurrence, such as:; highway rest stop Y92.523; school private public state as the place of occurrence of the external cause Y92.21-; service areas as the place of occurrence of the external cause Y92.52-; single-family non-institutional private house as the place of occurrence of the external cause Y92.01-; transport vehicle as the place of occurrence of the external cause Y92.81-. 7th character: The appropriate 7th character is to be added to each code from category T75.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for T75 in the official ICD-10-CM tabular list.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- adverse effects NEC T78.-
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
Code Also
Additional codes that may be required to fully describe the encounter.
- , if applicable, place of occurrence, such as:
- highway rest stop Y92.523
- school private public state as the place of occurrence of the external cause Y92.21-
- service areas as the place of occurrence of the external cause Y92.52-
- single-family non-institutional private house as the place of occurrence of the external cause Y92.01-
- transport vehicle as the place of occurrence of the external cause Y92.81-
Frequently Asked Questions (FAQ) & Clinical Guidance
Can T75 be billed directly?
No. T75 (Other and unspecified effects of other external causes) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Does T75 require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category T75; A: initial encounter; D: subsequent encounter; S: sequela.
What can't be coded together with T75?
Per official ICD-10-CM Excludes1 instructions, T75 must not be reported together with: adverse effects NEC (T78.-).
Can T75 be reported alongside related conditions?
Per official ICD-10-CM Excludes2 instructions, T75 and the following are not considered part of each other and may both be reported when both conditions are present: burns (electric) (T20-T31).
Nearest Codes in This Family
Official ICD-10-CM classifications closest to T75 in its code family, with their registry titles.
- T75.0 — Effects of lightning
- T75.00XA — Unspecified effects of lightning, initial encounter
- T75.00XD — Unspecified effects of lightning, subsequent encounter
- T75.00XS — Unspecified effects of lightning, sequela
- T75.01XA — Shock due to being struck by lightning, initial encounter
- T75.01XD — Shock due to being struck by lightning, subsequent encounter
- T75.01XS — Shock due to being struck by lightning, sequela
- T75.09XA — Other effects of lightning, initial encounter
- T75.09XD — Other effects of lightning, subsequent encounter
- T75.09XS — Other effects of lightning, sequela
View all 21 codes in the T75.0 family