Our Team

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Your Partners in Healing

Compassionate Experts. Personalized Care. Shared Purpose.

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At Charlottesville Hyperbarics, our team is more than a collection of credentials—we are individuals with lived experiences, clinical insight, and a deep dedication to healing. Whether we’re welcoming a veteran seeking relief, a post-surgical patient looking for faster recovery, or someone navigating chronic illness, we meet each person where they are.

We come from backgrounds as varied as military service, pharmacy, biology, youth mentorship, and clinical nutrition—but what unites us is a shared belief: that healing happens best when it’s grounded in science, delivered with empathy, and shaped by partnership.

Dedicated Professionals. Proven Results.

Theodore O'Neill

A pharmacist since 1993 and co-founder of Charlottesville Hyperbarics, Ted brings decades of clinical expertise and a deep passion for HBOT’s healing potential to every patient he serves.

W. Gregor Lawrence
With a background in clinical nutrition and personal training, Gregor offers practical, whole-body guidance for patients looking to enhance their recovery through movement and nourishment.
Alyson Abbate

Born and raised in Charlottesville, Virginia, I graduated from Old Dominion University with a degree in Exercise Science and Psychology.

Nathaniel Cuellar
A Marine Corps combat veteran whose personal healing journey through HBOT now fuels his mission: ensuring no veteran is left behind.
Jesse Presson
After 10 years of military service and a career supporting youth in need, Jesse now leads our Veteran Program with deep empathy and dedication to service.
Grayson Deihl
Combining a strong academic foundation in biology and psychology with hands-on experience, Grayson ensures every treatment is grounded in care and precision.

Healing Is Our Shared Mission

healing-journy At Charlottesville Hyperbarics
We’re proud to offer a space where conversations matter, trust is earned, and care is customized. Every member of our team brings their own story, skillset, and passion to the table—so you can feel confident that you’re not just receiving treatment, you’re gaining a team that’s truly invested in your progress.