Local Coverage Article Billing and Coding

Billing and Coding: Minimally Invasive Surgical (MIS) Fusion of the Sacroiliac Joint (SIJ)


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Contractor Information

Article Information

General Information

Article ID
Article Title
Billing and Coding: Minimally Invasive Surgical (MIS) Fusion of the Sacroiliac Joint (SIJ)
Article Type
Billing and Coding
Original Effective Date
Revision Effective Date
Revision Ending Date
Retirement Date
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CMS National Coverage Policy

Title XVIII of the Social Security Act (SSA), §1833(e) prohibits Medicare payment for any claim which lacks the necessary information to process the claim.

Article Guidance

Article Text

This article contains coding and other guidelines that complement the Local Coverage Determination (LCD) for Minimally invasive Surgical (MIS) Fusion of the Sacroiliac Joint (SIJ) L39025.

Coding Information

Procedure codes may be subject to National Correct Coding Initiative (NCCI) edits or Outpatient Prospective Payment System (OPPS) packaging edits. Refer to NCCI and OPPS requirements prior to billing Medicare.

For services requiring a referring/ordering physician, the name and National Provider Identifier (NPI) of the referring/ordering physician must be reported on the claim.

A claim submitted without a valid ICD-10-CM diagnosis code will be returned to the provider as an incomplete claim under Section 1833(e) of the Social Security Act.

The diagnosis code(s) must best describe the patient's condition for which the service was performed. For diagnostic tests, report the result of the test if known; otherwise the symptoms prompting the performance of the test should be reported.

Documentation Requirements

The patient's medical record must contain documentation that fully supports the medical necessity for services included within the related LCD. (See Indications and Limitations of Coverage section) This documentation includes, but is not limited to, relevant medical history, physical examination, and results of pertinent diagnostic tests or procedures.

Medical record documentation must be available to Medicare upon request.

Coding Information


Group 1

(1 Code)
Group 1 Paragraph


Group 1 Codes

CPT/HCPCS Modifiers


ICD-10-CM Codes that Support Medical Necessity

Group 1

(19 Codes)
Group 1 Paragraph

The correct use of an ICD-10-CM code listed below does not assure coverage of a service. The service must be reasonable and necessary in the specific case and must meet the criteria specified in the determination.

Group 1 Codes
M43.17 Spondylolisthesis, lumbosacral region
M43.18 Spondylolisthesis, sacral and sacrococcygeal region
M43.27 Fusion of spine, lumbosacral region
M43.28 Fusion of spine, sacral and sacrococcygeal region
M46.1 Sacroiliitis, not elsewhere classified
M53.2X7 Spinal instabilities, lumbosacral region
M53.2X8 Spinal instabilities, sacral and sacrococcygeal region
M53.3 Sacrococcygeal disorders, not elsewhere classified
M53.87 Other specified dorsopathies, lumbosacral region
M53.88 Other specified dorsopathies, sacral and sacrococcygeal region
M54.18 Radiculopathy, sacral and sacrococcygeal region
M99.04 Segmental and somatic dysfunction of sacral region
M99.14 Subluxation complex (vertebral) of sacral region
S33.2XXA Dislocation of sacroiliac and sacrococcygeal joint, initial encounter
S33.2XXD Dislocation of sacroiliac and sacrococcygeal joint, subsequent encounter
S33.2XXS Dislocation of sacroiliac and sacrococcygeal joint, sequela
S33.6XXA Sprain of sacroiliac joint, initial encounter
S33.6XXD Sprain of sacroiliac joint, subsequent encounter
S33.6XXS Sprain of sacroiliac joint, sequela

ICD-10-CM Codes that DO NOT Support Medical Necessity

Group 1

Group 1 Paragraph

Any ICD-10-CM diagnosis code not listed under ICD-10-CM Codes that Support Medical Necessity

Group 1 Codes


ICD-10-PCS Codes


Additional ICD-10 Information


Bill Type Codes

Contractors may specify Bill Types to help providers identify those Bill Types typically used to report this service. Absence of a Bill Type does not guarantee that the article does not apply to that Bill Type. Complete absence of all Bill Types indicates that coverage is not influenced by Bill Type and the article should be assumed to apply equally to all claims.


Revenue Codes

Contractors may specify Revenue Codes to help providers identify those Revenue Codes typically used to report this service. In most instances Revenue Codes are purely advisory. Unless specified in the article, services reported under other Revenue Codes are equally subject to this coverage determination. Complete absence of all Revenue Codes indicates that coverage is not influenced by Revenue Code and the article should be assumed to apply equally to all Revenue Codes.


Other Coding Information


Revision History Information

Revision History DateRevision History NumberRevision History Explanation
01/01/2023 R1

Under CPT/HCPCS Codes Group 1: Codes the description was revised for 27279. This revision is due to the 2023 Annual/Q1 CPT/HCPCS Code Update and is retroactive effective for dates of service on or after 1/1/23.

Associated Documents

Related National Coverage Documents
Statutory Requirements URLs
Rules and Regulations URLs
CMS Manual Explanations URLs
Other URLs
Public Versions
Updated On Effective Dates Status
01/09/2023 01/01/2023 - N/A Currently in Effect You are here
05/26/2022 07/17/2022 - 12/31/2022 Superseded View


  • SIJ
  • SIJF
  • MIS