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About Lynk Diagnostics

Taking the toxic out of toxicology.

Taking the toxic

out of toxicology.

At Lynk Diagnostics, we believe in humanizing healthcare. We’re not just another diagnostics lab—we’re a concierge-level, high-touch toxicology partner dedicated to supporting treatment centers, families, and clinicians with real-time, science-driven solutions. Our mission is simple: help you keep clients longer, prevent relapse spread, and ultimately save more lives.

The Lynk Diagnostics Difference

In a field that often feels cold and clinical, we take a different approach. We blend scientific excellence with concierge-style service, ensuring every partner has the tools, education, and real-time insights they need to provide the best care possible.

Next Day Results

Rapid intervention, stronger client retention.

Forensic Toxicologists on Staff

We detect designer drugs before they hit the streets.

Independently Owned

No corporate bureaucracy—just solutions that work.

Proactive Diagnostics

Stay ahead of relapse spread risks with instant alerts.

Seamless Integration & Training

We provide full support for your team.

Meet the Founders.

ZACH STEEL

The Visionary for Proactive Care

Zach’s journey into diagnostics began in 2014 when he built his first clinical laboratory from the ground up. His hands-on experience in lab operations and close engagement with addiction physicians, clinicians, and treatment center owners fueled his passion for using toxicology as a tool for proactive care. His vision is simple: make diagnostics faster, more accessible, and more actionable for providers.

Kristina Westerdahl

The Innovator on a Mission

With a background in cellular molecular biology and law, Kristina’s expertise bridges science and advocacy. She saw firsthand how diagnostics can empower both patients and providers—especially in areas like women’s health and addiction recovery. Her focus is on precision, efficiency, and making lab testing seamless for every client.

Our Team of Experts.

Dr. Rubio Punzalan

Medical Director

Heather Devine

General Supervisor

Dr. Cindy Gu

Technical Supervisor

Kristine Nguyen

Lead Clinical Laboratory Scientist

Emily Hardy

Quality Assurance & Lead
Laboratory Technician

Lama Malkosh

Laboratory Technician

Neekta Mehr

Laboratory Technician

Kendall Brennan

Head of Client Relations

Brian Schofield

Account Executive

Natanya Ross

Brand Ambassador

Dalisa Garcia

Billing Manager

A Concierge Approach to Toxicology

Lynk Diagnostics isn’t just a service—it’s a partnership. We work with treatment centers, providers, and families to create customized solutions that make toxicology easier, more effective, and less disruptive. From educational training to seamless onboarding, we eliminate the guesswork so you can focus on what matters most: patient care.

Our Commitment to Thought Leadership

We’re more than a lab—we’re a knowledge hub for cutting-edge toxicology insights. Our educational resources, including webinars, podcasts, and in-depth reporting training, empower providers with the latest trends in designer drugs, prevent relapse spread, and forensic toxicology.

Think of Us as Your Rapid Response Team

The reality of addiction treatment is unpredictable, fast-moving, and high-stakes. That’s why Lynk Diagnostics is built for speed, precision, and reliability. Whether it’s Xylazine detection, forensic-level reporting, or customized toxicology solutions, we deliver real-time data and proactive support so you can keep clients on track and in recovery.

Get Started Today

Ready to experience a new standard in toxicology? Let’s talk.

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