HCPCS Code: A4557
Replacement Lead Wires for TENS Units, Pair (A4557)
Prices last updated: March 2026
Typical Healthcare System Prices
Private insurers typically reimburse about 2x the Medicare allowed amount.
Without insurance, providers typically charge 3–5x the Medicare allowed amount.
Original Medicare (Part B) covers 80% (~$14.00) after the $283 annual deductible. Your 20% coinsurance: ~$3.00. Medicare Advantage plans vary.
Estimated national averages. Actual costs vary by provider, region, and plan.
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About Replacement Lead Wires for TENS Units, Pair (A4557)
HCPCS code A4557 is the Medicare and insurance billing code for Replacement Lead Wires for TENS Units, Pair (A4557). This code is used by healthcare providers and insurance companies when prescribing and processing claims for this durable medical equipment (DME) item.
Electrotherapy devices use electrical stimulation for pain management, muscle rehabilitation, and nerve function improvement. TENS units are commonly used for chronic pain relief, while neuromuscular stimulators help maintain muscle strength during recovery.
Many patients find that purchasing DME items like replacement lead wires for tens units, pair (a4557) directly on Amazon can be significantly cheaper than going through traditional healthcare channels, especially for those with high deductibles or limited insurance coverage.
Frequently Asked Questions
What is HCPCS code A4557?
HCPCS code A4557 is the Medicare and insurance billing code for Replacement Lead Wires for TENS Units, Pair (A4557). Healthcare providers use this code when prescribing and billing for this durable medical equipment (DME) item.
How much does Replacement Lead Wires for TENS Units, Pair (A4557) cost?
The typical private insurance price for Replacement Lead Wires for TENS Units, Pair (A4557) is $33.00. If paying cash without insurance, expect to pay around $58.00. The estimated Medicare Allowed Amount is $17.00. The same or equivalent product is available on Amazon for approximately $17.40.
How much does Medicare pay for Replacement Lead Wires for TENS Units, Pair (A4557)?
The estimated Medicare Allowed Amount for Replacement Lead Wires for TENS Units, Pair (A4557) is $17.00. Under Original Medicare Part B, Medicare covers 80% (approximately $14.00) after the annual deductible ($283 in 2026). Your 20% coinsurance would be approximately $3.00. Medicare Advantage plan costs vary.
Can I buy Replacement Lead Wires for TENS Units, Pair (A4557) on Amazon instead of through my insurance?
Yes. Many durable medical equipment items covered under HCPCS code A4557 are available on Amazon at up to 70% less than typical healthcare prices. This can be a smart option if you have a high deductible, high copay, or no insurance coverage for DME.
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