Cardiology is a multifaceted specialty with intensive procedures, requiring precision in coding and documentation. Zoo Health’s expertise in cardiology billing ensures that each diagnostic test, intervention, and ongoing management service is coded correctly for maximum reimbursement. Our RCM services reduce administrative burdens and improve claim accuracy, especially with advanced procedures like catheterizations and echocardiograms. By partnering with Zoo Health, cardiology practices can focus on delivering critical patient care, knowing their billing processes are handled with precision and expertise.

Our Cardiology Billing Solutions

  • Optimized Revenue Outcomes: Our team ensures efficient claims processing and thorough insurance follow-ups to maximize reimbursements for services like echocardiograms, stress tests, catheterizations, and surgical procedures.
  • Cardiology Expertise: We stay informed on the latest updates in cardiovascular treatments and insurance policies, ensuring your practice remains ahead. 
  • Enhanced Financial Performance: By streamlining billing processes, reducing claim denials, and ensuring timely payments, we strengthen your practice’s financial health.

Most Commonly Used CPT Codes for Cardiology

Styled Table with Alternating CPT Column
Category CPT Code Description
Electrocardiogram (ECG/EKG) 93000 Standard 12-lead ECG, including interpretation and report for a comprehensive cardiac assessment.
Echocardiography 93306 Complete transthoracic echocardiogram, including 2D imaging, M-mode recording, and Doppler studies for structural and functional heart evaluation.
Holter Monitoring 93224 External electrocardiographic recording for up to 48 hours, including continuous rhythm recording, scanning analysis, report generation, and physician interpretation.
Cardiac Catheterization 93530 Right heart catheterization.
93531 Right and left heart catheterization in patients with congenital heart disease (CHD).
93532 Right and left heart catheterization in patients with CHD involving transseptal puncture (TS).
Interventional Cardiology 92980-92981 Percutaneous Coronary Intervention (PCI) with stent placement.
92982-92984 PCI using balloon angioplasty.
92995-92996 PCI using atherectomy.
92950-92952 Electrical cardioversion procedures.
33207-33237 Pacemaker and defibrillator implantation procedures.
Lexiscan Stress Test 78452 Myocardial perfusion imaging, tomographic (SPECT); multiple studies (rest and/or stress and/or redistribution and/or rest reinjection).
93015 Cardiovascular stress test using maximal or submaximal treadmill/bicycle exercise, continuous ECG monitoring, and/or pharmacological stress.
J2785 Injection, regadenoson (Lexiscan), 0.1 mg.
A9500 Radioisotope supply code, often used with myocardial perfusion imaging codes.

Challenges in Cardiology

  • Managing Complexity: Cardiovascular care involves a wide range of diagnostic tests, procedures, and treatments that require precise billing and coding. 
  • High-Cost Procedures: Cardiology often involves expensive interventions, making accurate and timely reimbursements critical. 
  • Evolving Treatments: Continuous advancements in cardiology demand adaptive RCM strategies to keep up with new procedures and coding requirements.

Frequently Asked Questions

How does Zoo Health ensure accurate billing for cardiology practices? 
Our team specializes in cardiology RCM, staying updated on the latest insurance requirements, coding updates, and treatment protocols. We perform comprehensive reviews to minimize errors and maximize reimbursements.

Can you handle billing for practices with complex cardiovascular procedures?
Yes, our expertise covers a wide range of cardiology services, including diagnostic imaging, interventional procedures, and chronic care management, ensuring accurate and timely reimbursements.

How can cardiology practices streamline their billing processes? Streamlining billing processes often involves:

What types of cardiology procedures are most prone to billing errors? 
Procedures like catheterizations, echocardiograms, stress tests, and electrophysiological studies often involve complex coding that can lead to billing errors if not managed carefully.

How does staying up-to-date with coding changes benefit cardiology practices?
Staying current with coding changes ensures compliance with insurance requirements, optimizes reimbursement rates, and reduces denied claims, ensuring fair compensation for your services.

What are some best practices for cardiology billing?

  • Regularly train staff on the latest cardiology-specific coding and billing updates.
  • Conduct routine audits to ensure billing accuracy and regulatory compliance.
  • Leverage technology to streamline billing and claims management processes.
  • Maintain open communication with insurance providers to quickly resolve any issues.


What are the benefits of outsourcing cardiology billing to Zoo Health? 
Outsourcing to Zoo Health allows cardiologists to focus on patient care while we manage the complexities of billing and revenue cycle management. This leads to improved financial performance, reduced administrative burdens, and timely reimbursements.

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