Stephanie Mattheessen, Billing Manager, is our primary liaison to physician offices as well as insurance companies handling verifications and authorization of benefits. Stephanie is committed to ensuring each and every customer has a positive experience and can field any questions you may have regarding billing inquiries, assistance with medical records, and verifications or authorizations.

Call: 302-734-0100

stephaniem@coredelaware.com


DSC_0004Ellie Jachimowski, Office Manager – has been working as a Physical Therapy Front Office Supervisor since 2001 and has broad experience within the industry.  Over the past 15 years, she has taken on many roles and responsibilities and is the Office Manager at Core Physical Therapy. Ellie has been a member of the Dover community since 1971 and has a family of two.

Call: 302-734-0100

ejachimowski@coredelaware.com