Our Professional Medical Staff


Serving New England Dermatology Patients for Over 20 years.


  • Raymond H. Welch, MD

    Raymond H. Welch, MD

    Dr. Welch graduated from Colgate University with a B.S. in Biology with honors in Microbiology and received a M.S. in Microbiology from Rensselear Polytechnic Institute. He received his M.D. degree from Albany Medical College with honors and was elected to Alpha Omega Alpha Medical Honor Society. Dr. Welch served as an internal medicine resident at Albany Medical Center Hospital and completed his dermatology residency at Duke University Medical Center in Durham, NC.

    Dr. Welch has been in practice in Providence for 25 years. He is a Fellow of the American Academy of Dermatology and is a Clinical Assistant Professor of Dermatology at Brown University. Dr. Welch is also a member of the American Society of Laser Medicine and Surgery. In 2007, Dr Welch was elected to the prestigious Noah Worcester Dermatological Society.

    Dr. Welch primarily sees patients with skin cancer and general dermatology problems. He also sees both new and established patients for cosmetic treatments with Laser, Photodynamic Therapy, Botox®, and Juvaderm fillers

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  • Erich Karasko, PA-C

    Erich Karasko, PA-C

    Erich is a graduate of Tufts University with a Bachelors degree in Psychology and is also a graduate of Northeastern University with a Masters in Physician Assistant Studies. He is a skilled clinician who joined us in 2011 after 10 years of experience in emergency medicine.