Kolmac is offering in-person services in Columbia, Towson, Washington, DC & Yardley, PA
About Us

Meet Our Team

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  • Anton Kuznetsov
    Anton Kuznetsov
    Chief Executive Officer – CEO
  • Colin Feehan
    Colin Feehan
    Chief Financial Officer
  • Erika N. Kane, M.D. F.A.S.A.M.
    Erika N. Kane, M.D. F.A.S.A.M.
    Chief Medical Officer
  • Nicole Diffenderfer
    Nicole Diffenderfer
    Chief Human Resources Officer
  • Keonna Armstrong
    Keonna Armstrong
    Vice President of the Revenue Cycle
  • Dr. Joseph H. O’Leary, MD
    Dr. Joseph H. O’Leary, MD
    Medical Director
  • Matt Baker
    Matt Baker
    Vice President of Growth
  • Genevieve King
    Genevieve King
    Vice President of Operations and Compliance
  • Kaitlin McCarthy
    Kaitlin McCarthy
    Director of Admissions