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Healthcare Insights

Top 14 encoder vendors by number of installations

Encoders are a critical tool that eases some of the burdens of coding on healthcare providers. They help ensure that diagnosis and procedure codes are accurate and comprehensive, thus reducing the need for providers and health systems to resubmit claims.

We compiled a list of the top encoder vendors by the number of installs. Check out which vendors made the list below.

Top medical encoder vendors by number of installations

RankVendorInstallations% market shareExplore dataset
1Solventum5,92075.05%Explore
2Nuance3604.56%Explore
3Optum2783.52%Explore
4TruBridge1391.76%Explore
5Oracle Cerner1341.70%Explore
6NTT Data1281.62%Explore
7MED20201241.57%Explore
8Harris1061.34%Explore
9MEDITECH881.12%Explore
10Proprietary Software851.08%Explore
11Epic Systems Corporation690.87%Explore
12LGI Healthcare Solutions560.71%Explore
13T. C. Saglik Bakanligi410.52%Explore
14athenahealth320.41%Explore

Fig. 1 Analysis of data from Definitive Healthcare’s HospitalView product. Data accessed December 2025.

Which encoder vendor has the most installations?

Solventum has the greatest number of installations at 5,920, with over 75% of the market share. Solventum was 3M’s healthcare business until April 2024, when it spun off as an independent company.

Nuance, who comes in second, is significantly lower, with 360 installations and 4.56% of the market share.

In third is Optum, with 278 installations and a market share of 3.52%.

What is an encoder in medical coding?

An encoder is a piece of software that uses a set of terminology to select medical codes. The terminology branches from general to more specific codes to help providers accurately record the right code. Medical professionals leverage the ICD-10-CM together with encoders to help classify disease.

What is computer assisted coding (CAC)?

Computer assisted coding (CAC) software is a feature offered by certain encoders. CAC systems utilize natural language processing (NLP) to suggest CPT and ICD codes that may be associated with certain diagnoses.

Computer assisted coding pros and cons

There are several benefits of computer assisted coding, including reducing human workloads and improving coding accuracy.

Despite these advantages, there are also a few disadvantages of computer assisted coding. For example, certain types of EHR systems may not be fully compatible with CAC software, impacting coding accuracy. CAC software can also struggle to process large records, especially if duplicate or incomplete entries are included. When codes are added to the ICD-10-CM, CAC software must be appropriately updated as well.

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Healthcare Insights are developed with healthcare data and analytics from the Definitive Healthcare platform. Want even more insights? Start a free trial now and get access to the latest intelligence on hospitals, physicians, and other healthcare providers.