S34.6XXS Injury of peripheral nerve(s) at abdomen, lower back and pelvis level, sequela

ICD-10-CM S34.6XXS: Injury of peripheral nerve(s) at abdomen, lower back and pelvis level, sequela

ICD-10-CM code S34.6XXS designates the sequela of an injury to peripheral nerves located in the abdomen, lower back, and pelvis. This active diagnosis concept is categorized under an injury or poisoning semantic type. It appears in payer billing and coding articles concerning nerve blockade procedures. 1 3 4 5

Plain-language overview

Peripheral nerves function like wires carrying messages between the brain and body to control movement, breathing, heartbeat, and digestion, connecting the brain and spinal cord to muscles and organs. 6

What this code represents

The official label for S34.6XXS is Injury of peripheral nerve(s) at abdomen, lower back and pelvis level, sequela, representing an active diagnosis concept with a semantic type of injury or poisoning. 1 5

This specific code is a narrower concept derived from the parent code S34.6, which broadly denotes an injury of peripheral nerves at the abdomen, lower back, and pelvis level. 1

Coding details

The S34.6XXS code is listed in payer billing articles alongside the initial encounter code S34.6XXA, which also denotes an injury of peripheral nerves at the abdomen, lower back, and pelvis. 3 4

Documentation considerations

Clinical evaluation of related low back pain may involve assessing lower limb tension tests, straight leg raising, slump tests, and evaluating sensory, strength, or reflex deficits associated with involved nerves. 2

Coverage and utilization context

The S34.6XXS code appears in Medicare billing and coding articles for continuous peripheral nerve blocks and nerve blockade for chronic pain, alongside other diagnosis codes. 3 4

What the sources add

Terminology records establish the official label and hierarchical parent for S34.6XXS, while payer billing articles list the code within articles addressing nerve blockade procedures. 1 3 4 5

A clinical practice resource adds context regarding associated impairments, noting that measurement of movement functions specifies mobility of the meninges, peripheral nerves, and adjacent tissues. 2

Sources

1. ICD-10-CM S34.6XXS terminology record — National Cancer Institute Enterprise Vocabulary Services; accessed 2026-07-27.
2. Low Back Pain — pmc.ncbi.nlm.nih.gov; accessed 2026-07-27.
3. Article - Billing and Coding: Continuous Peripheral Nerve Blocks (CPNB) (A56607) — cms.gov; accessed 2026-07-27.
4. Article - Billing and Coding: Nerve Blockade for Treatment of Chronic Pain and Neuropathy (A56034) — cms.gov; accessed 2026-07-27.
5. EVS Explore — evsexplore.semantics.cancer.gov; accessed 2026-07-27.
6. S34.6XXS — Injury of peripheral nerve(s) at abdomen, lower back and pelvis level, sequela | ICD-10 Code · Eleplan — eleplan.com; accessed 2026-07-27.