Weaver Johnston Nelson

We are a Texas law firm which focuses on healthcare law, as well as corporate and general business law, with an emphasis on representing hospitals, surgery centers, free standing emergency departments, physicians, dentists and other healthcare providers.





We regularly assist our clients in transactional matters, as well as litigation. We believe that, because the healthcare industry is so quick to evolve, it is essential to provide personalized, exceptional service to medical providers.


We understand the nuances and challenges our corporate clients face in each stage of their business. From formation, ownership, operation, and management, we counsel our clients to success every step of the way.


The cannabis industry, encompassing both the marijuana and hemp sectors, is one of the fastest-growing industries of the United States economy. Our team is experienced in helping cannabis businesses face the complex laws, policies and regulations of this booming industry.

Attorney Spotlight

Joseph Nelson

Joseph Nelson focuses his practice on regulatory and transactional matters in the healthcare industry, concentrating on assisting healthcare providers and suppliers in ensuring their operations and transactions are compliant with applicable laws, including the Anti-Kickback Statute, the Stark Law, the False Claims Acts, the Health Insurance Portability and Accountability Act, the Texas Illegal Remuneration Act, as well as state and federal regulations pertaining to Medicare and Medicaid reimbursement. In 2012, he became board certified in health law by the Texas Board of Legal Specialization.

Board Certifications

Health Law

Ashley E. Johnston
Joshua M. Weaver
Joseph Nelson
Vicki Wanjura

Super Lawyers by Thomson Reuters

Rising Stars

Joshua Weaver 2010 - 2012, 2014 - 2019
Ashley E. Johnston 2010 - 2012, 2014 - 2019
Joseph Nelson 2014 - 2016
Rachael Nelson Gearing 2020 - 2021
Richard Cheng 2015 - 2017
Kevin P. Mitchell 2020 - 2021
Vicki Wanjura 2008
Charles M. Gearing 2015 - 2021

Up and Coming 100

Ashley E. Johnston 2017

Up-and-Coming 50 Women

Ashley E. Johnston 2017

D Magazine

Best Lawyers in Dallas

Joshua Weaver 2016, 2018, 2020 - 2021
Ashley E. Johnston 2016, 2017
Rachael Nelson Gearing 2020
Richard Cheng 2015, 2017 - 2021

Cannabis Law Report

Top 200 Cannabis Lawyers