Cardiology practices in the USA face significant financial challenges. Every year, they lose about $125 billion because of mistakes in billing, claims being rejected, payments being delayed, and patients owing more money.
Insurance claim rejection rates are also high, with about 30% of initial claims denied 32% of these due to coding errors alone. Encouragingly, up to 86% of these denials could be prevented through accurate billing and streamlined processes.
With such risks impacting revenue, the question arises, how can cardiology practices maximize their earnings and reduce revenue leakage? Using expert medical billing services and smart AI tools is becoming important to fix these issues and keep their finances strong.
We have prepared a list of the top 10 cardiology medical billing companies in the USA for you. This list includes companies known for their expertise, advanced technology, and high client satisfaction. It is designed to help you make an informed decision and choose the best billing partner for your cardiology practice with ease.
1. Nexus io
Nexus IO operates from Phoenix, Arizona, where they focus on helping cardiology practices get paid faster and more accurately. Their cardiology billing services are powered by a team of certified medical coders who handle the complex world of CPT and ICD-10 coding, process claims efficiently, and stay on top of insurance companies to reduce claim denials and keep money flowing into practices. What sets them apart is their impressive track record, they achieve over 90% collection rates for their cardiology clients.
The compliance department takes compliance seriously, ensuring every cardiovascular service is billed correctly as per Medicare or any other healthcare guidelines. Be it complex heart procedures such as placement of stents, simple EKG readings, or heart catheterizations, they are well versed in handling all. They would get approvals from insurance beforehand and also cross-check if the diagnosis codes match the actual procedure codes for the respective services performed, minimizing rejection of claims.
2. Coronis Health
Coronis Health has over 30 years of experience, with the headquarters in Jackson, Michigan, training 11,000+ experts, processing 31.2M plus claims in any given year, and managing $20B-plus in charges. Coronis is a cardiology medical billing and RCM company that specializes in custom solutions designed to increase accuracy and decrease administrative toll while effectively improving revenue.
Services include AR management, automation tools, denial management reporting, financial reporting, systems integration, patient access management. Using certified coders with cutting-edge technology plus a data-driven perspective, Coronis will ensure absolute transparency, faster reimbursements, and optimized billing from cardiology practices across the nation.
3. Plutus Health
Plutus Health, based in Dallas, TX, has over 15 years of experience providing end-to-end cardiology medical billing and RCM services to more than 800 healthcare providers across the U.S. Their certified coders from AAPC are experts in all areas of cardiology, including invasive, non-invasive, cardiovascular, cardiothoracic, and interventional procedures. They ensure complete and accurate coding by following LCD guidelines and conducting thorough pre-billing audits, helping clients achieve a clean claim rate of over 95%.
With a strong focus on efficiency, Plutus Health guarantees that all charges are billed within 48 hours and payments are posted within 48 hours of receiving ERAs/EOBs. Denials are handled within 72 hours, significantly reducing accounts receivable (AR) days to just 25. Their proactive approach also helps bring denial rates down to less than or equal to 5%, leading to faster reimbursements and fewer revenue disruptions.
Thanks to their detailed workflow and technology-driven solutions, cardiology practices working with Plutus Health have seen their average contracted value collections reach 98%, while patient collection rates have improved by 35%. Plutus Health offers free revenue analysis and expert consultation to help practices optimize performance, reduce revenue leakage, and achieve consistent financial growth.
4. iMagnum Healthcare Solutions Inc.
Founded during 2017’s healthcare transformation era, iMagnum Healthcare Solutions brings together a quarter-century of revenue cycle mastery, specializing distinctively in cardiovascular practice billing services. Operating from three key locations with main headquarters in Katy, Texas. This organization harnesses cutting-edge artificial intelligence alongside robotic process automation to dramatically amplify billing operational performance.
iMagnum Healthcare Solutions has a 4.1-star Google rating from 72 reviews and electronic claim submissions within 48 hours. iMagnum supports multiple specialties like ABA, anesthesia, and dermatology. With around 198–245 employees, it reports revenue between $521K and $7.4M.
iMagnum Healthcare Solutions specializes in cardiology billing-the most challenging with coding requirements and frequent errors, such as missing or incorrect modifiers. Their team ensures that all payer-specific guidelines are followed, including pre-authorizations and referrals.
The focus is also on preventing denials of claims by using complete CPT codes and local coverage determination (LCD) rules. They then electronically submit claims within 48 hours to expedite revenue cycles for cardiology practices.
5. AltuMED
AltuMED is a trusted cardiology medical billing company based in Michigan, founded in 2011. With a 4.3-star rating on Google, clients praise their efficient and friendly service. They process claims with near-perfect accuracy (99% clean claims) and get 97% approved on the first try. Their services help doctors increase revenue by up to 30%, while keeping patients happy (98% satisfaction rate). AltuMED follows strict security rules (HIPAA, CMS) and has certified billing experts on their team.
AltuMED is very good at cardiology billing. They use smart AI technology and have a team of trained experts who follow all the rules. They interface with EHRs, charge full billing services, including from telehealth to credentialing. The selling points are the reduction of claim denials, increase in payments, and making the billing process easier for cardiologists so they have more time in front of patients rather than worrying about money.
6. Medcare MSO
Medcare MSO, started in 2012 and based in Irvine, California, is a trusted company in the USA that helps doctors with cardiology medical billing. They have more than 10 years of experience and a team of trained experts who handle everything from checking insurance to coding, sending claims, fixing denied claims, and collecting payments.
Their special software works well with your current systems to reduce mistakes and get cardiology payments faster. Medcare MSO has good reviews, with a 4.7-star rating on Google for their Irvine office and 4 stars for their Santa Fe, New Mexico office. They have an 88% success rate for clean claims and can help increase your revenue by 15-20%.
Their careful work and dedicated managers make sure your important cardiology claims don’t get lost or denied. Using Medcare MSO lets cardiology doctors focus more on patients and earn more money, making them a top choice for cardiology billing.
7. BillingParadise
Established two decades ago in the heart of Diamond Bar, California, BillingParadise emerged as a pioneering force within healthcare’s financial ecosystem, carving out specialized expertise in cardiovascular practice revenue optimization and comprehensive cardiac billing solutions management.
Recognized by Becker’s Hospital Review among the top 210 RCM companies and listed by Business News Daily as a top 20 medical billing service in 2019, they serve over 400 clients with a staff of 600 across four US locations. BillingParadise holds an A+ BBB rating and a 5-star Google Business Profile rating based on 1 review.
These comprehensive cardiac billing solutions feature credentialed AAPC-CCC specialists operating continuously, achieving an exceptional 98% initial claim approval ratio. Organizations experience 40% operational expense reductions while maintaining seamless integration across leading EHR platforms, optimizing financial performance through specialized accounts receivable oversight, rejection resolution protocols, and Merit-based Incentive Payment System consultation.
8. Practicewithease
Practice With Ease is a reliable medical billing company that has been helping heart doctors with billing since 2006. They are based in East Rutherford, New Jersey, and work with over 100 medical practices.
Their team includes trained coders who know how to bill correctly for heart-related services using CPT and ICD-10 codes. They work to reduce cardiology billing errors, get payments faster, and follow all healthcare rules. With smart software and strong knowledge of heart care, they help cardiologists earn more money and focus on treating patients. They also handle billing for brain and cancer care.
9. MGSI
MGSI Online is a Florida-based medical billing company founded in 2000, with over 30 years of experience, especially in cardiology billing. Located at 2810 W St. Isabel St #201, Tampa, FL 33607, MGSI serves over 600 physicians nationwide and earns an estimated $9.5–$10 million annually.
The company has 37-44 employees and holds an A+ BBB rating. MGSI is HIPAA compliant and employs AAPC-certified coders who stay updated on LCDs, modifiers, and payer rules through ongoing education. With expertise in billing diagnostic, interventional, nuclear, pediatric cardiology, and Ansar testing,
MGSI codes complex procedures like cardiac caths (93458–93461) and stents (92920–92941). Their commitment to compliance and accuracy sets them apart in the medical billing industry.
10. Physicians Revenue Group, Inc.
Physicians Revenue Group, Inc. (PRGMD) is a medical billing company that started in 1997. Their main office is in Downers Grove, Illinois. PRGMD team expert in helping heart doctors (cardiologists) with billing and coding. PRGMD has 20 years of experience in the cardiology billing industry.
They make sure claims are coded correctly, sent on time, and followed up if denied. PRGMD also uses modern billing tools and gives clear reports. They have a 4.2-star rating on Google and over 1,000 employees. Their services help heart clinics across the U.S. earn more and avoid billing problems.
Things You Must Know Before Choosing the Right Cardiology Billing Company
When selecting a revenue cycle management partner for your cardiovascular medicine practice, several critical factors to consider:
Experience in Cardiology Billing
Pick a company that knows cardiology billing well. They should understand specific procedures like stress tests and echocardiograms, which helps reduce claim denials and improve payment speed.
Use of Modern Technology
The billing company should use advanced software that works smoothly with your current system. They must also protect patient data and follow HIPAA rules.
Clear Communication and Transparency
Select a company that has transparent fees and services. They should be able to give you periodic reports and updates easily. They also ought to be able to provide a timely response to your queries and, if possible, suggestions to improve the billing system.
Cost and Return on Investment (ROI)
Never go for the cheapest; know the pricing mechanism: whether it is per claim, percentage of the claim, or flat fee. Hidden charges may also be somewhere. In contrast, a slightly expensive company, but with much experience, could bring in better revenue by eliminating many errors and delays.
Customer Support
Good customer service is essential. You should be able to contact them easily when issues arise. Also, check if they provide training for your staff to improve documentation and coding.
Look at Reviews and Success Stories
Check reviews and feedback from other cardiology practices. Positive reviews, case studies, and success stories can help you judge if the company is reliable.
Try Before You Commit
If possible, choose a company that offers a trial period or short contract. This lets you test their services before making a long-term decision.
A Long-Term Partnership
Choosing a billing company that understands your goals and wants to work with you in the long run is the best choice. A strong working relationship tends to equal better financial results and fewer headaches when it comes to billing.
Bottom Line
After extensive research and analysis, we’ve compiled a trusted list of the Top 10 Cardiology Medical Billing Companies in the USA, including names like Nexus IO, Coronis Health, Plutus Health, Medcare MSO, and others.
These cardiology billing companies stand out for their coding accuracy, advanced technology, high claim acceptance rates, and deep cardiology expertise. This guide was created to save you time and help cardiology practices confidently select to outsource medical billing to reduce claim denials, boost revenue, and maintain financial health with ease.
