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The American Board of Physical Therapy Specialties is the governing body for the APTA Specialist Certification Program. The 12-member board is comprised of 9 board-certified physical therapist specialists representing the 10 different specialty areas, a public representative, a consumer representative, and a tests and measurements representative. All terms begin in January, with physical therapist specialists serving four-year terms, and all other board members serving two-year terms.

Meet Your 2023 ABPTS Board

Scott Shaffer, PT, PhD
Board-Certified Clinical Electrophysiologic Specialist
Chair, Geriatrics and Pediatrics Contact
New Braunfels, TX
Term Expires: 12/24

William "Scott" Doerhoff, PT, DPT, MS
Board-Certified Geriatric Clinical Specialist
Immediate Past Chair, Clinical Electrophysiology Contact
Little Rock, AR
Term Expires: 12/23

Hilary B. Greenberger, PT, PhD
Board-Certified Orthopaedic Clinical Specialist
Chair-Elect, Oncology Contact
Newfield, NY
Term Expires: 12/25


Stacie Dichsen, PT, DPT
Board-Certified Women’s Health Clinical Specialist
Sports Contact
O Fallon, IL
Term Expires: 12/26


Cathleen Harro, PT, DPT
Board-Certified Neurologic Clinical Specialist
Orthopaedics Contact
Grand Rapids, MI
Term Expires: 12/24

Jeffrey Rodrigues, PT, DPT
Board-Certified Cardiovascular and Pulmonary Clinical Specialist
Neurology Contact
Long Beach, CA
Term Expires: 12/26

Carey E. Rothschild, PT, DPT
Board-Certified Sports Clinical Specialist
Board-Certified Orthopaedic Clinical Specialist
Cardiovascular and Pulmonary Contact
Winter Springs, FL
Term Expires: 12/25

Paula K. Stout, PT, DPT
Board-Certified Oncologic Clinical Specialist
Wound Management Contact
Crown Point, IN
Term Expires: 12/24

Dana Wild, PT, PhD
Board-Certified Pediatric Clinical Specialist
Women's Health Contact
League City, TX
Term Expires: 12/23

Nancy Orr, PhD
Consumer Representative
Philadelphia, PA
Term Expires: 12/24

Catherine A. Macomber, PhD, LMSW
Public Representative
University Center, MI
Term Expires: 12/24

Patrick J. Curtin, PhD
Test and Measurements Representative
Fairfax, VA 22032
Term Expiration: 12/23

Vicki Tilley, PT, GCS
Board-Certified Geriatric Clinical Specialist
APTA Board of Director Liason
Hillsborough, NC
Term Expires: 12/23

Upcoming ABPTS Meetings


February 21-22, 2023
May 21-22, 2023
September TBD

Become an ABPTS Board Member

Make a difference in your profession by volunteering to serve as an ABPTS Board member. Appointments are for a four-year term. The nomination process opens in mid-may each year.

Explore Requirements and Responsibilities