S94.90XA — Injury of unspecified nerve at ankle and foot level, unspecified leg, initial encounter
ICD-10-CM
Prior Authorization
No Prior Auth Required
Code is covered without prior authorization (high confidence)
Documentation Required
- Claims and documentation requirements for CPNB are governed by and must follow the Local Coverage Determination L37641 referenced by this guideline.
- All documentation must be maintained in the patient's medical record and made available to the contractor upon request; every page must be legible and include patient identification and dates of service.
- The medical record must include the legible signature of the physician or non-physician practitioner responsible for and providing care to the patient.
- The submitted medical record must support the selected ICD-10-CM code(s) and the submitted CPT/HCPCS code must accurately describe the service performed.
Key Coverage Criteria
- No specific coverage indications are stated in this billing/coding guideline; refer to Local Coverage Determination L37641 for covered indications for continuous peripheral nerve blocks (CPNB).
- Continuous intraoperative neurophysiologic monitoring provided one-on-one in the operating room (CPT 95940) is covered when it supports the covered indications in LCD L35003.
- Report continuous intraoperative neurophysiologic monitoring in the operating room (95940) in addition to monitoring services provided from outside the operating room (G0453); coverage includes interpretation of baseline studies and removal of electrodes at the end of the procedure when supporting the LCD indications.
- Reimbursement may be made for covered intraoperative monitoring when performed at POS 19, POS 21, POS 22, or POS 24.
- Routine foot care is covered only when the patient has one or more diagnoses listed in the LCD L33941 “ICD-10 Codes that Support Medical Necessity.”
- Patients with peripheral neuropathy involving the feet (without vascular impairment) are covered when billed with the Group 3 ICD-10 codes appropriate for peripheral neuropathy.
6 Active Policies
A56722 — Billing and Coding: Intraoperative Neurophysiological Testing
J12
L35003 — Intraoperative Neurophysiological Testing
J12
A56607 — Billing and Coding: Continuous Peripheral Nerve Blocks (CPNB)
A57188 — Billing and Coding: Routine Foot Care
L37641 — Continuous Peripheral Nerve Blocks (CPNB)
Related Codes
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