Cardiology billing isn’t simple. From device implant codes to stress tests and imaging claims, cardiovascular practices deal with some of the most detailed and frequently audited billing work in healthcare. One missed modifier or outdated code can slow down payments and strain cash flow, especially when payers update rules so often best cardiology billing companies.
That’s why many cardiology groups look for billing partners who understand their day-to-day reality, not just generic medical billing. Working with one of the best medical billing companies that already handles cardiology cases can help reduce denials, protect revenue, and support consistent reimbursement.
Below is a practical look at ten respected cardiology billing companies in the USA for 2026, what they offer, and where each one tends to stand out. This will help you compare options and find a partner that fits your clinical and financial goals.
1. I-Med Claims LLC
I-Med Claims LLC supports cardiology groups across the U.S. with end-to-end billing, coding, and RCM services. Their team handles the types of high-detail cardiovascular claims that often cause delays, including echo studies, cardiac stress testing, Holter monitoring, device implant procedures, and advanced imaging. Practices also get support with pre-auths, denial follow-ups, and payer-specific documentation, which can be a daily challenge in cardiology billing.
Pricing is transparent and posted publicly, with service fees starting around 2.95% of monthly collections depending on the practice size and scope of services. They also promote dedicated account managers, meaning practices aren’t bounced between support reps when they need claim or payer help.
Why they stand out:
Clear, published pricing and specialty-aware billing support make them a strong fit for cardiology practices that want predictable RCM costs and hands-on follow-through. Their focus on coding accuracy and claim preparation helps reduce common cardiology write-offs and cuts down the back-and-forth that slows payments for complex cardiac procedures.
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2. Physicians Revenue Group, Inc. (PRG)
PRG works with cardiology clinics of all sizes and understands the billing demands that come with cath lab procedures, device implants, and cardiac monitoring services. They also stay on top of payer documentation rules, which helps avoid delays on higher-value cardiovascular claims.
They offer full RCM support, credentialing, coding, denial follow-up, and reporting, with a dedicated point of contact so practices aren’t chasing answers across departments.
Why they stand out:
Reliable, specialty-aware billing support for cardiology practices that want consistent oversight and steady reimbursement performance.
3. MediBill RCM LLC
MediBill RCM LLC supports cardiology practices that handle a mix of diagnostic testing and interventional procedures. Their billing team works with common cardiology service lines, including stress testing, echo studies, cardiac cath procedures, and device-related care, areas where coding mistakes and payer requirements often cause delays. They also assist with prior authorizations and denial follow-ups so practices aren’t left managing time-consuming billing tasks on their own.
Their offering includes billing, specialty coding, AR management, and reporting, with an emphasis on helping practices cut down preventable write-offs tied to higher-value cardiovascular claims.
Why they stand out:
Good option for cardiology groups that need steady support on complex claims and want help staying ahead of denials and documentation requests.
4. Transcure
Transcure supports cardiology groups that need steady help managing both procedural billing and ongoing diagnostic claims. Their team works with cath lab billing, implantable device procedures, echo and vascular studies, and cardiac monitoring, areas where payer documentation rules can easily slow down payments. They also help with prior auths and appeals, giving practices a buffer when payers question higher-value cardiac claims.
Along with coding and billing, they offer AR follow-up, denial resolution, and reporting tools so practices can spot reimbursement issues early and review performance without digging through raw data.
Why they stand out:
A reliable choice for cardiology practices that want hands-on billing support and a team focused on keeping complex cardiac claims moving.
5. CureMD
CureMD offers cardiology billing services alongside its EHR, giving practices a single system for clinical documentation and revenue tasks if they choose to keep everything in one place. Their billing team handles echo studies, stress testing, device management, and tele-cardiology visits, services where solid documentation and coding are key to avoiding slow payments or repeated payer requests.
They also support prior authorizations, appeals, AR follow-up, and reporting through their platform. Practices already using CureMD’s EHR often see the most benefit since charge capture, notes, and billing all connect inside the same workflow.
Why they stand out:
A strong pick for cardiology practices already on CureMD or those wanting billing and EHR workflows under one roof, with support built around common cardiovascular services.
Cardiology Billing Companies, Quick Comparison (2026)
| Company | Key Strengths | Cardiology Focus Areas | Pricing Notes | Best For |
| I-Med Claims LLC | Dedicated cardiology billing support, strong first-pass focus | Imaging (echo), stress tests, device procedures, monitoring claims, cath-related billing | Starts around 2.95% of monthly collections | Practices wanting transparent pricing + hands-on support |
| Physicians Revenue Group (PRG) | Specialty-aware workflows, consistent account management | Cath lab, EP procedures, device implants, diagnostics | Custom, quote-based | Multi-provider or growing cardiology groups needing reliable oversight |
| MediBill RCM LLC | Strong on denial follow-up + documentation needs | Stress tests, echo, cath procedures, device workflows | Custom based on scope | Practices looking to reduce write-offs on complex claims |
| Transcure | Hands-on claims support with ongoing monitoring & procedural billing | Cath lab services, implants, echo/vascular studies, cardiac monitoring | Flexible / custom | Practices needing payer-rule support + help managing appeals |
| CureMD | Recognized in specialty billing lists, practical support for busy cardiac clinics | Diagnostic imaging, stress testing, device claims, pre-auths | Custom, practice-based pricing | Clinics with high testing volume seeking steady, structured billing help |
How to Choose the Right Cardiology Billing Company
Finding the right billing partner can make a big difference in how smoothly your practice runs and how fast you get paid. Here’s what to look for when choosing a cardiology billing company.
Proven Experience in Cardiology Billing
Cardiology billing isn’t just regular medical billing. You need a team that knows cardiology-specific codes, stress test billing, nuclear cardiology rules, cardiac cath lab claims, and changing CMS rules.
Experience means fewer mistakes and quicker approvals.
Strong Track Record With Complex Claims
Cardiology claims can get complicated fast — especially procedures involving multiple components, modifiers, and medical necessity notes. Make sure the company has a history of handling high-complexity claims and appeals successfully.
Compliance-Focused and HIPAA-Secure
Protecting patient data is non-negotiable. Ensure the billing partner follows strict HIPAA guidelines and stays updated on payer requirements and compliance audits.
Data-Driven Reporting & Transparency
You should always know where your revenue stands. Look for clear monthly reports, insight into denial trends, and real-time visibility into collections performance.
Transparency builds trust — and helps you make smarter decisions.
Technology That Supports Your Workflow
The right billing partner should work with your existing EHR/PM system and offer tools to help track claims, eligibility checks, and AR status. No learning curve or disruption — just smoother processes.
Tip: Avoid companies promising “100% clean claims” or “guaranteed payments.” Billing is complex, honest partners communicate realistically and back it with solid processes.
Final Thoughts
Choosing the right billing partner is one of the most important decisions for a cardiology practice. The companies on this list all bring solid industry experience, strong compliance standards, and proven results — but the best partner is the one who understands your specialty, your workflows, and your financial goals.
If you’re looking for a team that combines deep cardiology billing expertise with hands-on support and reliable results, IMedClaims stands out as a top choice for practices nationwide. With dedicated cardiology billing specialists, transparent reporting, and proactive denial management, we help cardiologists protect revenue and get paid faster — without adding extra work to your day.
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