S60.362A Insect bite (nonvenomous) of left thumb, initial encounter

ICD-10-CM S60.362A: Insect bite (nonvenomous) of left thumb, initial encounter

ICD-10-CM code S60.362A identifies an insect bite (nonvenomous) of the left thumb for an initial encounter. The code is an active terminology concept classified under the semantic type of Injury or Poisoning. It appears in official Medicare billing and coding articles concerning immunizations and wound care. 1 2 3

Plain-language overview

This diagnosis code represents a nonvenomous insect bite specifically located on the left thumb, and it is designated for the initial encounter for this injury. 1

What this code represents

The terminology record assigns S60.362A a semantic type of Injury or Poisoning and maintains an active record status within the ICD-10-CM version 2026. 1

Coding details

S60.362A is a narrower concept derived from the parent code S60.362, which designates an insect bite (nonvenomous) of the left thumb without the encounter specification. 1

Documentation considerations

The official terminology record specifies the code elements as a nonvenomous insect bite of the left thumb during an initial encounter, establishing the exact parameters of the concept. 1

Coverage and utilization context

The code S60.362A appears in a Medicare billing and coding article focused on immunizations, distinguishing it from other superficial bite codes like S60.371A for the right thumb. 2

A separate Medicare billing and coding article concerning wound care lists S60.362A alongside other diagnosis codes for various superficial injuries and external causes. 3

What the sources add

While the terminology record defines the code's hierarchical structure and semantic type, the Medicare articles provide operational context by listing S60.362A within billing frameworks for immunizations and wound care. 1 2 3

A national health statistics report lists a similar nonvenomous insect bite code for the bilateral front wall of the thorax, showing the terminology applies to different anatomical regions. 4

Sources

1. ICD-10-CM S60.362A terminology record — National Cancer Institute Enterprise Vocabulary Services; accessed 2026-07-27.
2. Article - Billing and Coding: Immunizations (A56900) — cms.gov; accessed 2026-07-27.
3. Article - Billing and Coding: Wound Care (A55909) — cms.gov; accessed 2026-07-27.
4. National Health Statistics Reports — cdc.gov; accessed 2026-07-27.