Our Staff


​Catherine Carter, M.A. 
Executive Director

Directs the organizational leadership of all ABC activities including strategic planning initiatives, program development and financial management. She is also responsible for the consistent achievement of the organization’s mission and objectives.   

Ph: (703) 836-7114 x222
Fax: (703) 836-0838

 Customer Relations

Tabita Whilden 
Customer Relations Coordinator

​Primary Contact for: customer assistance and issue resolution, general inquiries, payments, verifications and website assistance.

Ph: (703) 836-7114 x251​​    
Fax: (703) 836-0838​​


Samlane Ketevong 
Director, Certification Services

Directs all aspects of the certification process and oversees the testing administration for all of ABC's certification programs. She is also responsible for customer issue resolution as it relates to the application and examination processes..

​Primary Contact for:  Practitioner Programs   

Ph: (703) 836-7114 x221          
Fax: (703) 836-0838


Lauren Moran 
Certification Program Coordinator 

Primary contact for: General certification inquiries, certification application assistance and status, licensure examination inquiries and precertification course approvals.​

Ph: (703) 836-7114 x229     
Fax: (703) 836-0838​​​​​​​


Michelle Gleeson, PhD 
Director, Recertification Services

Directs the policy development and administration of ABC’s Recertification Services program. Directs the sponsor CE credit application process, the verification of all CE credits and certification status management for all certifees.

Ph: (703) 836-7114 x247         
Fax: (703) 836-0838


Brooke Smith 
Manager, Recertification Services

Primary contact for: Recertification customer service including assistance with inquiries, identifying credit opportunities, MCE statements and credential verification.​

Ph: (703) 836-7114 x248     
Fax: (703) 836-0838​​​​​​


Erin Seabrook 
Recertification Services Coordinator

Primary contact for: All recertification inquiries.

Ph: (703) 836-7114 x242          
Fax: (703) 836-0838


Tammi Richards
Director, Facility Accreditation Services

Primary contact for: facility accreditation surveyor activities, large company accreditation program, product category reporting to Medicare and customer issue resolution

Ph: (703) 836-7114 x230       
Fax: (703) 836-0838


Christine Michael
Manager, Facility Accreditation

Primary contact for: accreditation application and on-site survey issues along with blackout date requests

Ph: (703) 836-7114 x250     
Fax: (703) 836-0838


Paolo Astorga 
Accreditation Specialist

Primary contact for: accreditation application assistance and status, survey time frames, general accreditation inquiries and accreditation certificate reprints

Ph: (703) 836-7114 x205    
Fax: (703) 836-0838


Kyle Sins  
Standards & Compliance Specialist

Primary contact for: accreditation validations, Corrective Action Plans (CAPS), facility accreditation standards and compliance​.

Ph: (703) 836-7114 x253     
Fax: (703) 836-0838

 Professional Ethics

Stephen Fletcher, CPO, LPO
​​Director, Clinical Resources

Directs ABC's Professional Ethics Program, which upholds the ABC Code of Professional Responsibility and handles all ethics-related issues. Facilitates coordination of professional/clinical issues across all ABC programs. Serves as scope of practice and licensure liaison as well as ABC’s government relations representative. Manages all ABC exam development activities.​​

Ph: (703) 836-7114 x216    
Fax: (703) 836-0838​​​​​​​​​_______________________________________________________________________________________

Molly Maguire
Clinical Resources Administrator 

Primary contact for: professional ethics complaints against ABC credential holders, questions concerning scope of practice, state licensure issues and ABC Board of Director nomination applications. 

Ph: (703) 836-7114 x228     
Fax: (703) 836-0838​​​​​​​

 Marketing Communications

Debbie Ayres 
Director, Marketing Communications

Directs all of ABC’s marketing communicatons activities related to promoting the interests and value of ABC credentialed individuals and accredited facilities.

Ph: (703) 836-7114 x224   
Fax: (703) 836-0838


Megan Matijevich 
Manager, Marketing Communications

Primary contact for: advertising coordination and placement, external and internal communications including all ABC newsletters and emails, ABC public and consumer website content management and mailing list sales​.

Ph: (703) 836-7114 x240    
Fax: (703) 836-0838


Jim Lawson 
Manager, Outreach Development

Primary contact for: speaking and exhibiting opportunities at local and national meetings and conferences as well as in-person university or pre-certification course presentations.

Ph: (703) 836-7114 x220    
Fax: (703) 836-0838


Jean Barefoot  
Marketing & Outreach Coordinator

Primary contact for: ABC’s Student Outreach Program, online event calendars and O&P State Meeting eblasts and promotions.

Ph: (703) 836-7114 x234     
Fax: (703) 836-0838

 Information Services

Roxanne Bobb-Semple 
Director, Information Services

Develops and administers all information services and technology policy. Responsible for database integrity, the annual renewal process and database management.

Ph: (703) 836-7114 x238    
Fax: (703) 836-0838

 Human Resources

Julie McMahon, PHR​, SHRM-CP 
Director,​ Human Resources​

Responsible for general office management, human resources, meeting and event planning as well as accounts receivable.

Ph: (703) 836-7114 x226    
Fax: (703) 836-0838​