ICD 10 Codes

Check out our brand new ICD-10 discussion forum!

Welcome to Dr Gily's ICD-10 Codes Lookup, Crosswalk and Training

This site is a project intended for healthcare providers, medical coders and billing specialists, with a focus on outpatient primary care. It provides tools for searching ICD-10 CM and ICD-10 PCS codes, ICD-9 to ICD-10 crosswalk / translation tools and tutorials on ICD-10 coding in the outpatient setting. We are also working on finishing an ICD-10 browsing tool as well as a dedicated smartphone app for both Android and iOs (iPhone).

Dr Gily Ionescu

Who is Dr. Gily?

Dr. Gily Ionescu is an Internal Medicine physician practicing in the state of Washington. Frustrated by the cumbersome, antiquated diagnosis codes search tools provided by most EHR systems he used over the last decade or so, Dr. Ionescu developed an ICD-9-CM and PCS codes search tool in 2010. This is the ICD-10-CM and PCS version of his medical diagnosis lookup tool.

Dr. Ionescu has another site for the general public,, offering s a variety of health education and weight loss tools.


Featured Article

icd 10 codes for anemia
ICD 10 Codes For Anemia

Coding for anemia in ICD-10 is fairly straightforward, with a couple of important details that will help your bottom line quite a bit, if you know how to use them.

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Main Categories

ICD 10 training
ICD 10 Training

A collection of ICD 10 coding scenarios, with an emphasis on outpatient primary care practice. While still under development, major ICD-10-CM categories such as diabetes, heart disease, as well as musculo-skeletal issues such as sprains and injuries are already available.

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ICD 10 PCS (Procedures)
ICD 10 PCS (Procedures)

Even more than ICD-10-CM, ICD-10-PCS is estimated to pose significant challenges to medical providers and coders. Our procedure search tool is designed to make your work easier.

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ICD 9 - 10 Crosswalk Tool
ICD 9 - 10 Crosswalk Tool

Easy to use, bidirectional ICD 9 to 10 converion tool. One of our most popular pages. Allows conversion of any ICD-9-CM code to its equivalent ICD-10-CM code(s) and vice-versa.

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