ICD-10-CM 2026 · Effective October 1, 2025

ICD-10 M46.48

Billable / Specific

Discitis, unspecified, sacral and sacrococcygeal region

M46
Block
0
Synonyms
304
LCDs
10
Payer Policies
4
Linked CPTs

About ICD-10-CM M46.48

ICD-10-CM code M46.48 represents Discitis, unspecified, sacral and sacrococcygeal region. This is a billable/specific code in the Musculoskeletal and Connective Tissue chapter (block M46). The 2026 edition of ICD-10-CM M46.48 became effective on October 1, 2025.

Medicare LCD Coverage for M46.48

Local Coverage Determinations (LCDs) from CMS MACs that list M46.48 as a covered diagnosis.

304 LCDs

Showing top 10 of 304 total . Click a CPT for full coverage scope.

CMS LCD: Billing and Coding: Lumbar MRI
Article ID: 57206, Effective: 2025-10-23 00:00:00, 3361 covered, 0 non-covered
CPT Q9953 →
CMS LCD: Billing and Coding: Lumbar MRI
Article ID: 57206, Effective: 2025-10-23 00:00:00, 3361 covered, 0 non-covered
CPT 72148 →
CMS LCD: Billing and Coding: Lumbar MRI
Article ID: 57206, Effective: 2025-10-23 00:00:00, 3361 covered, 0 non-covered
CPT A9585 →
CMS LCD: Billing and Coding: Lumbar MRI
Article ID: 57206, Effective: 2025-10-23 00:00:00, 3361 covered, 0 non-covered
CPT 72158 →
CMS LCD: Billing and Coding: Lumbar MRI
Article ID: 57206, Effective: 2025-10-23 00:00:00, 3361 covered, 0 non-covered
CPT 72149 →
CMS LCD: Billing and Coding: Positron Emission Tomography (PET) Scan for Inflammation and Infection
Article ID: 59318, Effective: 2026-01-22 00:00:00, 85 covered, 0 non-covered
CPT G0235 →
CMS LCD: Billing and Coding: Positron Emission Tomography (PET) Scan for Inflammation and Infection
Article ID: 59318, Effective: 2026-01-22 00:00:00, 85 covered, 0 non-covered
CPT A9601 →
CMS LCD: Billing and Coding: Positron Emission Tomography (PET) Scan for Inflammation and Infection
Article ID: 59318, Effective: 2026-01-22 00:00:00, 85 covered, 0 non-covered
CPT 78812 →
CMS LCD: Billing and Coding: Positron Emission Tomography (PET) Scan for Inflammation and Infection
Article ID: 59318, Effective: 2026-01-22 00:00:00, 85 covered, 0 non-covered
CPT 78811 →
CMS LCD: Billing and Coding: Positron Emission Tomography (PET) Scan for Inflammation and Infection
Article ID: 59318, Effective: 2026-01-22 00:00:00, 85 covered, 0 non-covered
CPT 78608 →

Commercial Payer Coverage

Coverage policies from major commercial payers referencing M46.48.

10 policies

3 Cigna

Electrodiagnostic Testing (EMG/NCV) - (CPG129)
Policy ID: CPG129_EMG_NCV_SSEP
Intraoperative Monitoring - (0509)
Policy ID: MM_0509
Peripheral Nerve Destruction for Pain Conditions - (0525) ---- future effective policy
Policy ID: MM_0525

5 Medicare

Billing and Coding: Home Health Occupational Therapy
Policy ID: ART-53057
Billing and Coding: Outpatient Occupational Therapy
Policy ID: ART-53064
Billing and Coding: Outpatient Physical Therapy
Policy ID: ART-53065
Billing and Coding: Nerve Conduction Studies and Electromyography
Policy ID: ART-56619
Billing and Coding: Implantable Infusion Pump
Policy ID: ART-56695

CPT Codes Commonly Billed with M46.48

Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.

4 linkages
  • 78459 CMS LCD: Billing and Coding: Positron Emission Tomography (PET) Scan for Inflammation and Infection CMS LCD
  • 78429 CMS LCD: Billing and Coding: Positron Emission Tomography (PET) Scan for Inflammation and Infection CMS LCD
  • 78432 CMS LCD: Billing and Coding: Positron Emission Tomography (PET) Scan for Inflammation and Infection CMS LCD
  • 78433 CMS LCD: Billing and Coding: Positron Emission Tomography (PET) Scan for Inflammation and Infection CMS LCD

Convert M46.48 to ICD-9-CM

Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.

ICD-10ICD-9Mapping Flags
M46.48 72290 10000

Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).

ICD-10 M46.48, Billing FAQ

Is ICD-10 code M46.48 billable? +

Yes, M46.48 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 M46.48? +

Procedures frequently paired with M46.48 include: 78459, 78429, 78432, 78433.

What ICD-9 codes does M46.48 map to? +

Per CMS GEMs, M46.48 maps to ICD-9 codes: 72290. 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 May 31, 2026.

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