Our Staff

Meet the kind and compassionate members of our staff who are devoted to helping you on your path to recovery.

White Deer Run of Allenwood

  • Jeffrey Thomas- MHS, LPC, CAADC- Chief Executive Officer
  • Thomas J. Callahan, MA, LPC, CAADC, CCS- Regional Vice President, Executive Director
  • Kieran Pelletier, RN, BC- Chief Operating Officer
  • Mary Frey- Director of Admissions
  • Donna Bookhammer, CADC, CCDP, ICADC, CTRTC
  • Barclay Wilson, D.O- Medical Director

White Deer Run of Lancaster

  • Carla Colflesh, MS.Ed.- Regional Director: Lancaster, Mt. Zion & York
  • Arielle Shepro- Regional Program Manager: Lancaster, York, Lehigh and Lebanon
  • Jeffrey Yocum, D.O- Medical Director- Lancaster, York, Lebanon and Lehigh

White Deer Run of Lehigh

  • Dr. Preet Joshi – Medical Director
  • Charles Dixon, LSW, CADC- Clinical Director
  • Inge Tusing, MSCP, MBA, NCP- Program Director
  • Dr. Jeet Joshi – Psychiatrist

White Deer Run of York

  • Carla Colflesh, MS.Ed.- Regional Director: Lancaster, Mt Zion, and York

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An assessment is an important first step toward treatment of and recovery from addiction.