TL;DR: Cigna Healthcare modified MM 0574, its cardiac omnibus coverage policy, effective February 14, 2026. Every cardiac device and procedure covered under this policy — spanning CPT codes 0266T through 0981T and HCPCS codes C1824, C1825, C2624, and G0555 — carries an Experimental/Investigational/Unproven designation. Here's what billing teams need to know.


Cigna Healthcare updated MM 0574, the Cigna cardiac omnibus coverage policy, on February 14, 2026. This policy governs a broad set of advanced cardiac devices — including baroreflex activation therapy, cardiac contractility modulation systems, and wireless hemodynamic pressure sensors. If your practice or facility bills any of these services to Cigna, expect denials. Every code in this policy sits in the Experimental/Investigational/Unproven bucket.

Quick-Reference Table

Field Detail
Payer Cigna Healthcare
Policy Cardiac Omnibus Codes
Policy Code MM 0574
Change Type Modified
Effective Date February 14, 2026
Impact Level High
Specialties Affected Cardiology, Cardiac Electrophysiology, Interventional Cardiology, Cardiac Surgery, Heart Failure Management
Key Action Audit all open and pending claims for MM 0574 codes, flag for expected denial, and update charge capture to prevent unbilled write-offs before February 14, 2026.

Cigna Cardiac Device Coverage Criteria and Medical Necessity Requirements 2026

The core position in the MM 0574 Cigna cardiac omnibus coverage policy is straightforward: Cigna classifies all devices and procedures under MM 0574 as Experimental/Investigational/Unproven. The policy provides no covered indications. That applies across the board — baroreflex activation, cardiac contractility modulation, left atrial pressure sensors, pulmonary artery pressure sensors, and inferior vena cava sensors.

That classification matters for your billing team because it triggers automatic claim denial regardless of diagnosis, patient severity, or physician documentation. There is no clinical pathway that unlocks coverage under this policy. You cannot overcome an Experimental/Investigational designation with a stronger prior authorization request or more detailed chart notes.

The source data does not describe what changed from the prior version. Review the full policy diff for version comparison.

The source policy does not address prior authorization. Consult your Cigna provider agreement for applicable PA requirements. Document that process internally, and redirect administrative time accordingly.

For billing purposes, the policy is the policy. Reimbursement under Cigna for these services is not available under MM 0574.


Cigna Cardiac Omnibus Exclusions and Non-Covered Indications

Every device and procedure in MM 0574 carries the same designation: Experimental/Investigational/Unproven. There are no covered indications, no coverage tiers, and no exceptions listed in this policy.

The devices addressed include:

#Excluded Procedure
1Carotid sinus baroreflex activation (BAROSTIM™ NEO® System) — billed under CPT 0266T, 0268T, and 64654, and HCPCS C1825
2Cardiac contractility modulation (CCM) systems — billed under CPT 0408T, 0915T, 0916T, 0917T, 0918T, 0930T, and 0931T, and HCPCS C1824
3CCM-defibrillation systems — also captured under 0915T–0931T
+ 4 more exclusions

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The breadth of codes here is the real issue. It's not just the implantation codes — the associated catheterization, fluoroscopy, hemodynamic assessment, and pressure measurement codes (the 93xxx series and the 36xxx/75xxx series) are also swept in. If you bill a hemodynamic study in conjunction with a pulmonary artery pressure sensor implant, the companion codes go down with it.


Coverage Indications at a Glance

Device / Procedure Coverage Status Primary CPT/HCPCS Codes Notes
Carotid sinus baroreflex activation (BAROSTIM™ NEO®) — total system Experimental/Investigational/Unproven 0266T, C1825 No covered pathway under MM 0574
Carotid sinus baroreflex activation — pulse generator Experimental/Investigational/Unproven 0268T, C1825 No covered pathway under MM 0574
BAT open implantation Experimental/Investigational/Unproven 64654 No covered pathway under MM 0574
+ 7 more indications

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This policy is now in effect (since 2026-02-14). Verify your claims match the updated criteria above.

Cigna Cardiac Omnibus Billing Guidelines and Action Items 2026

The billing implications here are direct. These aren't gray-area codes where documentation might tip a denial to an approval. Every code in MM 0574 is categorically excluded. Your action items should focus on protection — stopping write-offs, managing patient financial counseling, and documenting the denial rationale for appeals or alternative payer pursuit.

#Action Item
1

Audit all pending Cigna claims for MM 0574 codes before February 14, 2026. Pull claims containing CPT 0266T, 0268T, 0408T, 0915T–0918T, 0930T, 0931T, 0933T, 0981T, 33289, and 64654, plus HCPCS C1824, C1825, C2624, and G0555. Flag any that haven't been adjudicated and prepare for denial.

2

Update your charge capture to tag all MM 0574 codes as non-reimbursable under Cigna. Your practice management system should alert coders at the point of charge entry when a Cigna patient receives one of these services. That prevents a claim from ever going out the door without a denial expectation attached.

3

Review any companion codes billed alongside these implantations. The 93xxx hemodynamic series (93451, 93453, 93456, 93460, 93461, 93566, 93593, 93594, 93596, 93597) and the vascular access codes (36013, 37252, 37253, 75825, 76000) are all flagged experimental under MM 0574. Don't assume companion codes will survive a denial on the primary implant code.

+ 4 more action items

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Sample Version Diff Line-by-line changes
Previous VersionCurrent Version
Coverage is considered experimental and investigational for all indicationsCoverage is considered medically necessary when specific criteria are met
Prior authorization is not requiredPrior authorization is required for initial treatment
Documentation must include clinical historyDocumentation must include clinical history
+ 1 more action items

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CPT, HCPCS, and ICD-10 Codes for Cardiac Omnibus Devices Under MM 0574

No covered CPT or HCPCS codes exist under this policy. All codes below carry the Experimental/Investigational/Unproven classification. No ICD-10 codes are specified in the MM 0574 policy data.

Not Covered / Experimental CPT Codes

Code Type Description Classification
0266T CPT Implantation or replacement of carotid sinus baroreflex activation device; total system Experimental/Investigational/Unproven
0268T CPT Implantation or replacement of carotid sinus baroreflex activation device; pulse generator Experimental/Investigational/Unproven
0408T CPT Insertion or replacement of permanent cardiac contractility modulation system Experimental/Investigational/Unproven
+ 25 more codes

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Not Covered / Experimental HCPCS Codes

Code Type Description Classification
C1824 HCPCS Generator, cardiac contractility modulation (implantable) Experimental/Investigational/Unproven
C1825 HCPCS Generator, neurostimulator (implantable), nonrechargeable with carotid sinus baroreceptor stimulation Experimental/Investigational/Unproven
C2624 HCPCS Implantable wireless pulmonary artery pressure sensor with delivery catheter, including all system components Experimental/Investigational/Unproven
+ 1 more codes

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