Our Team · Physician-supervised

The experts behind your care.

ProGen care is physician-supervised and delivered by a specialized trichology team. Every diagnosis and protocol is reviewed by our Medical Director.

Meet the experts

Physician-supervised, every step.

Dr. Marcial Oquendo, MD

Medical Director & Research Investigator

Board-supervised medical oversight of every ProGen protocol. Dr. Oquendo leads clinical evaluation and the practice’s research program.

Sibel O. Ferrer

Founder · Creator of The Ferrer Technique®

Founder of ProGen and creator of The Ferrer Technique®, Sibel has spent over a decade advancing non-surgical hair & scalp care.

Bill Ferrer

Co-Founder

Isabela Lynch Ferrer

Trichology & Operations

Leads trichology and patient operations, guiding patients through diagnosis, planning and care.

Medically supervised, every step

Diagnosis led by our Medical Director.

Under the oversight of Dr. Marcial Oquendo, MD — our Medical Director and Research Investigator — every ProGen protocol is grounded in a real diagnosis before treatment begins.

Founder Sibel O. Ferrer, creator of The Ferrer Technique®, and trichology lead Isabela Lynch Ferrer guide patients through planning and care.

Common questions

Frequently asked.

Who oversees treatment at ProGen?

Dr. Marcial Oquendo, MD, our Medical Director and Research Investigator, provides physician supervision of every protocol.

Who is Sibel Ferrer?

Sibel O. Ferrer is ProGen’s founder and the creator of The Ferrer Technique®, with over a decade in non-surgical hair & scalp care.

Explore

Start with a real diagnosis.

Book your personalized scalp evaluation — the first step toward understanding, and addressing, your hair loss.