Welcome to Catalyst Physician Group – Alliance

Internal Medicine & Adult Primary Care in North Fort Worth, TX | Catalyst Physician Group – Alliance

Welcome to Catalyst Physician Group – Alliance (formerly Northeast Tarrant Internal Medicine Associates – NETIMA).

Searching for highly experienced primary care doctors in the North Fort Worth and Keller area? Conveniently located at 8740 Medical City Way (directly adjacent to the Medical City Alliance campus), our physician-owned internal medicine clinic has been a trusted cornerstone of healthcare in North Texas since the early 1980s.

Our board-certified internal medicine physicians specialize in comprehensive adult healthcare, chronic disease management, and preventive wellness programs designed to help you live a healthier, more active life.

Why Choose Our Alliance Clinic?

• Experienced Board-Certified Internists: Our dedicated adult care team—including Dr. Stephen R. Buksh, Dr. Marc E. Chapman, Dr. Ronald L. Chio, Dr. Rebeca Mayol-Sharp, Dr. Charli Mella, Dr. Eva S. Mina, Dr. Mai F. Sharaf, and Dr. Phu T. Truong—focuses exclusively on comprehensive medicine for adult patients.
• Premier Location by Medical City Alliance: Get expert primary care in the heart of the fast-growing Alliance corridor, with convenient access to major local medical resources.
• Modern Telehealth & Digital Features: Manage your healthcare seamlessly with easy online appointment booking, secure messaging with your care team, and virtual telehealth options.
• Part of a Connected Network: As a member of Catalyst Physician Group, patients enjoy expanded medical resources, a streamlined patient portal, and coordinated care throughout the DFW Metroplex.
• Serving North Fort Worth & Surrounding Areas: Our office is ideally positioned to serve adult patients from North Fort Worth, Keller, Haslet, Roanoke, Saginaw, and neighboring communities.

Schedule your appointment today! Trust your health to the established adult primary care team serving North Fort Worth families for over 40 years.