ICD-10 M54.40
Billable / SpecificLumbago with sciatica, unspecified side
About ICD-10-CM M54.40
ICD-10-CM code M54.40 represents Lumbago with sciatica, unspecified side. This is a billable/specific code in the Musculoskeletal and Connective Tissue chapter (block M54). The 2026 edition of ICD-10-CM M54.40 became effective on October 1, 2025.
Medicare LCD Coverage for M54.40
Local Coverage Determinations (LCDs) from CMS MACs that list M54.40 as a covered diagnosis.
Showing top 4. Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing M54.40.
1 Aetna
3 Cigna
1 Medicare
CPT Codes Commonly Billed with M54.40
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 72148 MRI lumbar spine without contrast — low back pain, lumbago, lumbar radiculopathy, lumbar disc herniation, spinal stenosis, lumbar sprain, spondylosis Radiology
- 64483 Transforaminal epidural injection lumbar — low back pain, lumbosacral radiculopathy, lumbar disc herniation, nerve root compression, spinal stenosis, spondylosis Pain Management
- 62322 Interlaminar epidural injection lumbar — low back pain, radiculopathy, cervicalgia, disc herniation, spinal stenosis, spondylosis Pain Management
- 98941 CMT spinal 3-4 regions — same as 98940, multiple regions Chiropractic
Convert M54.40 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| M54.40 | 7243 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To M54.40
Other codes in section M50-M54 (Other dorsopathies).
ICD-10 M54.40, Billing FAQ
Is ICD-10 code M54.40 billable? +
Yes, M54.40 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What CPT codes are commonly billed with M54.40? +
Procedures frequently paired with M54.40 include: 72148, 64483, 62322, 98941.
What ICD-9 codes does M54.40 map to? +
Per CMS GEMs, M54.40 maps to ICD-9 codes: 7243. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on July 17, 2026.
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