Streamline Your Revenue Cycle with Expert Medical Billing Services

Complete Revenue Cycle Management for Medical, ASC Clinics, Specialty Practices and Medical Groups

Speak to an Expert!

Do what you do best, we’ll do the rest.


Clean Claim Submissions


Claims Per Day


AR Reduction
Outsource Medical Billing

Improve Cash Flow & Reduce Claim Denials

With our customized medical billing services you can optimize your revenue cycle, save costs and boost your revenue. We have over two decades of experience providing end-to-end medical billing and coding services. A dedicated project manager and team is assigned to each client to ensure personalized and timely services. Accurate medical billing is essential for practices to ensure fair cash flow, maintain financial stability, and stay compliant with regulatory standards.

With OSI as your trusted medical billing company, spend your time and resources providing exceptional patient care. Join us in optimizing your financial health!

Leave those challenges to us. Our expert team specializes in the complexities of medical billing.

Facing medical billing challenges

Comprehensive Medical Billing and Coding Solutions

In the world of medical billing, it’s never “One Size Fit All.” The quest for a partner who truly understands your practice, specialty, and billing intricacies can be challenging.

At OSI, we take a unique approach to each client and stay up-to-date with all the latest medical billing codes and standards, as well as the newest technologies and trends. Check out our wide range of billing services below.

Medical Coding

Medical Coding

We ensure accurate coding for diagnoses, procedures, and services to facilitate proper billing and reimbursement. Our certified coders have experience in medical coding services for all specialties. We are knowledgeable in hospital, in-patient, ICD-10-CM, CPT, and HEDIS coding.

Insurance Verifications

Insurance Verification

Our team verifies patient insurance coverage to minimize claim denials and ensure accurate billing information. We can verify coverage for all insurances including federal and commercial plans. We make sure that your office has all essential details prior to your patient visits.

Insurance Authorizations

Insurance Authorization

We ensure seamless pre-approval for medical procedures, minimizing claim denials and reimbursement delays. With a skilled team adept at navigating insurance complexities, we prioritize accuracy and efficiency in securing timely authorizations for treatments.


Credentialing Services

We handle all aspects of credentialing, from gathering and submitting necessary documentation to liaising with payers. We prioritize accuracy and efficiency to expedite the credentialing process, allowing your practice to participate in preferred networks and expand its reach.

Patient Enrollment

Denial Management

Our dedicated team analyzes denied claims, identifies root causes, and implements effective strategies to prevent future denials. Through continuous communication with payers, we work to rectify issues promptly, maximizing reimbursements and minimizing revenue loss.

AR Management

AR Management

We can handle all your medical billing AR requirements. Our team thoroughly evaluates your practice and identifies denied claims, unpaid claims, and low payments. With timely follow-up and appeals, we help accelerate your cash flow and minimize accounts receivable days.

Flexible, flat-fee pricing with guaranteed production!

Our pricing philosophy: We want to earn your business. We strive to be fair and flexible, creating a win-win scenario. We are honest and transparent in our negotiations. We will optimize for variables such as volume, work flow, turnaround time, etc.

Competitive Pricing

Why Choose OSI?

As your trusted medical billing service partner, we function as an integral part of your team. Consider us an extension of your workforce, dedicated to ensuring your financial health while you focus on patient care. Your medical practice relies on a synergy of skills – from your dedicated doctors and nurses to your efficient front-desk staff and skilled technicians. Together, your team’s collective purpose is to provide the highest quality care to your patients. Let us handle the intricate task of revenue management, allowing your team to excel in what they do best: healing and healthcare.
No start-up fees or long-term yearly contracts
Flexible pricing models
Dedicated project manager
We can work in your practice management system
AR management right from the 30th day
Faster claims processing and resolution
Clear and transparent reporting
We stay up to date with insurance regulations and changes

Medical Billing Services for Diverse Specialties

OSI provides HIPAA-compliant medical billing services for group facilities, individual practitioners, multi-specialty hospitals, and medical practices of all sizes.

We support all major specialties:






Critical Care






Internal Medicine


Obstetrics & Gynecology


Speech & Language Pathology

OSI – the Leader in Revenue Cycle Management

Facing challenges in front-end revenue cycle optimization or enhancing billing processes?

Our comprehensive Revenue Cycle Management (RCM) services start with front-end strategies designed to enhance patient interactions, streamline appointment scheduling, and ensure accurate insurance verification. We have a deep understanding of legal and ethical considerations, ensuring the integrity of financial practices within healthcare.

Our Medical Billing Process

Get an overview of our medical billing process here!

Our Medical Billing Process
Our Medical Billing Process

What Makes OSI’s Services Unique?

Highly trained professionals
Transparent communication
Stringent data security measures
Proactive denial management
Dedicated customer support
Up-to-date with all emerging trends
Cutting-edge technology
Adherence to HIPAA standards
Customized billing/coding solutions
  • Highly trained professionals
  • Proactive denial management
  • Cutting-edge technology
  • Transparent communication
  • Dedicated customer support
  • Adherence to HIPAA standards
  • Stringent data security measures
  • Up-to-date with all emerging trends
  • Customized billing/coding solutions

Precision meets peace of mind with our medical billing services!

What Our Clients Say

“I’ve had a very good experience with the insurance verification service. I am planning to use other offered services because they are easy to work with and provide great communication.”


Dr. Millicent Brown

“Top notch service. Easy to work with. Fast, reliable, excellent from top to bottom. Strongest recommendation possible!”


Eldon Peters

Medical Billing FAQs

How long has your company been providing medical billing services and which specialties do you have experience in?

OSI has been in business as a medical billing company since 2002. Over these 21 years we have worked in many specialties. More than likely, we have worked on your specialty as well. Please speak to one of our solutions managers to get more information.

Can you provide references for other practices you have worked with?

Absolutely we can. We do want to be sure that our medical billing services are exactly fit for you. Once you are sure, we would be happy to provide you with references.

Are your billing specialists certified or credentialed in medical billing and coding?

Yes, we are. Our billing specialists are trained and certified. Our medical coders are AAPC certified and are experts in multiple specialties.

What software or technology do you use for medical billing and practice management?

Great question. We would think 99% of our clients have software and we work as an extension to their practice by remotely working on their system. This keeps transparency. We do have our own web-based billing software as well that we can use in case you do not have your own software.

How do you stay updated with the latest changes in healthcare regulations and billing codes?

Our staff are constantly trained and attend classes to keep themselves informed of the changes. We are also working with several insurance companies and constantly check the portals for changes and updates.

What is your process for handling denied claims, and what is your success rate in claim resolution?

The idea is to reduce denied claims by doing everything you can upfront correctly. Our process for handling denied claims involves a systematic review of the denial reason, followed by immediate action to rectify any errors or discrepancies. We prioritize swift appeals for valid denials, leveraging our expertise in coding and documentation to optimize success rates. Currently, our claim resolution success rate stands at approximately 95%.

How do you handle patient billing inquiries and disputes?

We handle patient billing inquiries and disputes through a dedicated customer service team, providing clear and timely responses to patient questions and concerns. Our aim is to resolve billing disputes amicably and efficiently, maintaining positive patient relationships while ensuring accurate billing practices.

Can you explain your fee structure and any additional charges that may apply?

Our fee structure is customized depending on specialty and work involved. We remain flexible by providing monthly fixed pricing, per full-time equivalent pricing and so on. Pricing we understand is what works for you and us.

How quickly can you process claims and submit them to insurance companies?

We pride ourselves on our efficient claims processing system, typically submitting claims to insurance companies within 24 to 48 hours of receiving the necessary information. Our swift turnaround helps expedite reimbursement and minimizes potential delays in revenue for your orthopedic practice.

Do you offer electronic claims submission and electronic remittance advice (ERA) services?

Yes, we do.

Can you assist with the enrollment and credentialing of providers with insurance companies?

Yes, we can. We have a dedicated credentialing team.

What is your approach to handling prior authorizations and pre-certifications for procedures?

Our approach to handling prior authorizations and pre-certifications involves a meticulous and proactive process ensuring all necessary authorizations are obtained promptly, minimizing delays, and ensuring procedures can proceed smoothly without insurance-related hiccups. We do this through the insurance portals or by calling.

How do you handle the transition from our current billing system to your services?

We have a well-structured transition process in place to minimize disruption during the shift from your current billing system to ours. Our team will work closely with your practice to gather all necessary data, conduct training if needed, and ensure a seamless transfer of billing operations while maintaining continuity in revenue generation.

What reporting and analytics tools do you provide to track our practice's financial performance?

If we work on your system (99% of the time), you have access to all the reports you need. We can also create custom reports on demand to make sure that you always have full transparency.

Are you able to customize your services to meet the specific needs of our practice?

Absolutely, we offer a tailored approach and can customize our services to align with the specific requirements and nuances of your practice. Whether it’s adapting to unique billing codes or accommodating specialized procedures, our flexibility ensures that our services cater precisely to your practice’s needs.

How do you ensure that claims are coded accurately to maximize reimbursement?

We ensure accurate claim coding by employing certified coding specialists who have extensive knowledge of billing codes and guidelines. Additionally, we conduct routine audits and quality checks to guarantee compliance, minimize errors, and maximize reimbursement for your practice.

Can you explain your process for handling Medicare and Medicaid billing, if applicable?

Certainly, we have a specialized team well-versed in Medicare and Medicaid billing regulations, ensuring accurate submission and adherence to their specific requirements. Our comprehensive process includes thorough eligibility verification, timely claims submission, and consistent follow-up to optimize reimbursement for services rendered to Medicare and Medicaid beneficiaries.

What is your average turnaround time for responding to client inquiries or resolving billing issue?

Your team manager is available throughout the day via phone calls or emails. We generally like to get back to clients within the same day unless it’s an emergency. If it is, we will call you ASAP. We prioritize quick and effective communication to ensure that your practice’s concerns are addressed promptly, maintaining smooth operations and client satisfaction.

Does my practice get my own team?

We like to have the same teamwork with a client. You will always have a billing manager and billing team to ensure the quality of work is always maintained.

Is OSI HIPAA-compliant?

Yes, we are fully compliant with HIPAA rules and standards. Our stringent data security policies are designed to ensure that all patient information remains safe and secure. Security measures are taken in-house as well as during the transfer of files. Our entire workforce is trained in privacy, security, and confidentiality, and all our employees must sign a confidentiality and non-disclosure agreement. Contractual agreements with all business parties are maintained and up to date.

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