Metamorphosis Hormone Replacement
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Skin Rejuvenation
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About The Doctor


"Expert Voices" is Orange County Register's recognized platform for medical experts in their field. Dr. Kristen Vierregger was named the Expert Voice in Bioidentical Hormone Replacement Therapy and discusses her work here with Dr. Thomas Barnes.


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Dr. Vierregger received her medical degree from the prestigious Perelman School of Medicine at the University of Pennsylvania and completed her Pathology residency at the University of California, Irvine.

She received further specialty training with the Bioidentical Hormone Initiative (Drs. Erika Schwartz and Joseph Raffaele) and certification at the National Laser Institute, the industry leader in laser education and medical aesthetics. She is a Diplomate in Regenerative and Anti-Aging Medicine and  Board Certification with The American Board of Anti-Aging /Regenerative Medicine (ABAARM).

Her areas of expertise include laser Bioidentical Hormone Replacement Therapy, skin rejuvenation, and tattoo fade and removal.

Dr. Vierregger's passion is delivering the highest standard of care to promote her patients' goals for optimal health, well-being, and beauty.

Enabling transformation from the inside out is our mission at Metamorphosis.

What our patients say about DrV:

Wonderful doctor. She took the time to really listen to me. Great experience. I already booked another appointment

Top of the line Dr. and staff go no where else!

This place was amazing! She was so kind and did a great job distracting me so I wasn't focusing on the procedure. I'm very happy with the results. I will most certainly go back to her for future needs!

Dr. Kristen V. takes her time to listen to your needs and and has a gentle hand. Her office is very warm and welcoming. Will definitely be returning for other service