Welcome to Patagonia Dermatology, a state-of-the-art dermatological practice that provides a wide range of services. Our Board-Certified Dermatologist, Dr. Lucas Cavallin, and his team offer the best in advanced, compassionate care for a wide range of medical, surgical, pediatric, and cosmetic dermatological services.

At Patagonia Dermatology, we strive for excellence in the diagnosis and treatment of skin diseases. We look forward to taking care of you and your loved ones.

Our Address:
1400 N Coit Road, Suite 501
McKinney, TX 75071

Phone: 214-556-1222
Text: 214-556-1222

Email: [email protected]

Insurance plans we accept:

  • Aetna
  • Ambetter
  • Amerigroup
  • Baylor Scott & White Health
  • Blue Cross Blue Shield
  • Cigna
  • Friday
  • HealthSmart
  • Humana
  • Medicare
  • Molina
  • Oscar
  • Sana
  • United Healthcare
  • We also accept many other insurance companies, so please call or text the office at (214) 556-1222 to confirm coverage.

    Meet Our Doctor

    • Lucas Cavallin, MD, PhD

      Dr. Lucas Cavallin is a double board-certified dermatologist and Mohs surgeon specializing in medical, surgical, and cosmetic dermatology.

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    Hours of Operation

    Our Regular Schedule


    8:30 am-5:00 pm


    8:30 am-5:00 pm


    8:30 am-5:00 pm


    8:30 am-5:00 pm


    8:30 am-5:00 pm