ICD-10 M79.3
Billable / SpecificPanniculitis, unspecified
About ICD-10-CM M79.3
ICD-10-CM code M79.3 represents Panniculitis, unspecified. This is a billable/specific code in the Musculoskeletal and Connective Tissue chapter (block M79). The 2026 edition of ICD-10-CM M79.3 became effective on October 1, 2025.
Type 1 Excludes
Pure excludes, these codes can never be coded together with M79.3. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- lupus panniculitis (L93.2)
- neck and back panniculitis (M54.0-)
- relapsing [Weber-Christian] panniculitis (M35.6)
Medicare LCD Coverage for M79.3
Local Coverage Determinations (LCDs) from CMS MACs that list M79.3 as a covered diagnosis.
Showing top 10 of 332 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing M79.3.
5 Medicare
1 Aetna
CPT Codes Commonly Billed with M79.3
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 99202 New patient office visit — fever, headache, abdominal pain, cough, dyspnea, fatigue, dizziness, limb pain, nausea, routine exam, URI, UTI, pharyngitis, otitis, chest pain, weight loss Primary Care
- 99203 New patient office visit — common complaints plus chronic conditions: HTN, diabetes, hyperlipidemia, asthma, GERD, back pain, migraine, tachycardia, prediabetes Primary Care
- 99204 New patient office visit — multiple chronic conditions: HTN, T2DM, hyperlipidemia, asthma, anxiety, depression, obesity, IBS, COPD, thyroid, anemia, CAD, sleep apnea, psoriasis, RA Primary Care
- 99214 Established patient — moderate complexity: uncontrolled HTN, diabetes with complications, multiple chronic conditions, COPD, AFib, CKD, sleep apnea, chronic pain, depression Primary Care
- 93970 Duplex venous extremity — DVT, venous thrombosis, edema, limb pain, personal hx DVT, thrombophilia Cardiology
- 97110 Therapeutic exercises — back pain, neck pain, joint pain, rotator cuff, knee OA, limb pain, meniscal tear, shoulder injury, ankle sprain, hemiplegia, paraplegia, post joint replacement, muscle weakness Physical Therapy
- 97161 PT evaluation low complexity — back pain, neck pain, joint pain, rotator cuff, meniscal tear, ankle sprain, limb pain, knee OA, weakness Physical Therapy
- 97162 PT evaluation moderate complexity — same plus post-fracture, post-replacement, hemiplegia Physical Therapy
Convert M79.3 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 |
|---|---|---|
| M79.3 | 72930 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To M79.3
Other codes in section M70-M79 (Other soft tissue disorders).
ICD-10 M79.3, Billing FAQ
Is ICD-10 code M79.3 billable? +
Yes, M79.3 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What codes are Type 1 Excludes for M79.3? +
Type 1 Excludes (never code together with M79.3): lupus panniculitis (L93.2); neck and back panniculitis (M54.0-); relapsing [Weber-Christian] panniculitis (M35.6)
What CPT codes are commonly billed with M79.3? +
Procedures frequently paired with M79.3 include: 99202, 99203, 99204, 99214, 93970.
What ICD-9 codes does M79.3 map to? +
Per CMS GEMs, M79.3 maps to ICD-9 codes: 72930. 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 August 30, 2026.
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