Meet Our Staff

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These are the people who make it happen.

Erik Schaffer

Founder, CEO, and Prosthetist

Erik Schaffer is the founder and CEO of A Step Ahead Prosthetics and is the head prosthetist at our New York location. Erik is considered one of the world’s foremost prosthetists and has served as, among other things, an advisor to leading prosthetics Ossur, Ottobock, and Freedom Innovations and as a medical staff member for the 1996 Paralympics and 2010 USA Track Team. His expertise in prosthetic care has made A Step Ahead Prosthetics the ultimate destination for amputees located around the world.

Click here to read Erik’s full bio.
Bob Emerson

CEO and Prosthetist
A Step Ahead Prosthetics Boston

Former Paralympic skiing world champion Bob Emerson has over twenty years of experience in prosthetics and is the head prosthetist at our Boston location. He has contributed to several joint research projects with the MIT Biomechatronics Lab, and is certified to fit major technologies from Otto Bock, Ossur, iWalk, Fillauer, and most other leading prosthetics manufacturers.

Bernie Guzman, C.P.
Bernie Guzman, C.P.
Senior Prosthetist
A Step Ahead Prosthetics New York

Bernie Guzman brings over eighteen years of experience to our New York location. He is certified to fit major technologies from Otto Bock, Ossur, iWalk, Fillauer, and most other leading prosthetics manufacturers and specializes in prosthetic care of patients with lower-extremity limb loss.

Gwyeth Smith, C.P.
Gwyeth Smith, C.P.
Prosthetist
A Step Ahead Prosthetics New York

Gwyeth Smith is a graduate of the prestigious Northwestern University Prosthetic and Orthotics Center, and brings more than eight years of prosthetics experience to our New York location. He is certified to fit major technologies from Otto Bock, Ossur, iWalk, Fillauer, and most other leading prosthetics manufacturers, and specializes in both lower- and upper-extremity prosthetic design, fabrication, and fitting.

Tom Muscarello, C.P.O.
Tom Muscarello, C.P.O.
Prosthetist and Orthotist
A Step Ahead Prosthetics New York

Tom is an American Board Certified prosthetist and orthotist with experience in both the technical and clinical settings in the prosthetics and orthotics fields. His enthusiasm and skill in helping patients makes him a standout member of our staff.

Mike Smerka C.P.
Mike Smerka C.P.
Prosthetist
A Step Ahead Prosthetics Boston

Mike Smerka brings over fifteen years of prosthetic clinical experience to A Step Ahead Prosthetic Boston. Since graduating at the top of his class from Northwestern University’s prestigious prosthetics program, Mike has established himself as an expert in both upper- and lower-extremity prosthetics.

Jerry Scandiffio C.P.
Jerry Scandiffio C.P.
Prosthetist
A Step Ahead Prosthetics Boston

Jerry is an American Board Certified prosthetist with twenty-two years of experience in the New England area, and is highly skilled in all aspects of patient care. He is a below knee amputee who is dedicated and passionate about working with fellow amputees of all levels and providing them with the support and tools necessary to achieve their best.

Abercio Flores
Abercio Flores

Prosthetic Technician

Al Dukacz
Al Dukacz

Prosthetic Technician

Alana Ekstrom
Alana Ekstrom

Patient Care Coordinator

Amy Palmiero-Winters
Amy Palmiero-Winters

Director of Operations

Chris Rocco
Chris Rocco

Prosthetic Technician

Courtney Desmarest
Courtney Desmarest

Billing Director

Courtney Giovanniello
Courtney Giovanniello

Marketing and Communications Manager

Dan Klepner
Dan Klepner

I.T. Director

Dana Bittner
Dana Bittner

Billing Specialist

Dave Hehn
Dave Hehn

Chief Financial Officer

Deydre Martinez
Deydre Martinez

Patient Accounts Representative

D.J. Carter
D.J. Carter

Prosthetic Technician

Ingrid Pascullo
Ingrid Pascullo

Skin Tones Manager

Janet MacQueen
Janet MacQueen

Billing Specialist

Jon Hofbauer
Jon Hofbauer

Shop Foreman

Nathaniel Bearg
Nathaniel Bearg

Prosthetic Technician

Pat Stein
Pat Stein

Billing Specialist

Philip Mazzullo
Philip Mazzullo

Appeals and Compliance Officer

Priscilla Monroy
Priscilla Monroy

Patient Care Coordinator

Renato Castilho
Renato Castilho

Director, Brand and Product Development

Ryan Stolz
Ryan Stolz
Biomechanical Research/
Developmental Engineer
Stacey Hatzo
Stacey Hatzo

Operations Assistant

Tara Salamone
Tara Salamone

Billing Specialist

 

 

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A Step Ahead Prosthetics has been growing steadily. If you think you have what it takes, this would be the place to show it.
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Schedule a FREE Consultation Today!

Here's the easiest way to really know what's like being part of our Ecosystem of Support: get in touch, make an appointment and come meet us. Be it in New York, Boston or Israel, we'll be glad to receive you and take you around. You'll meet the people, tour the place, and see the world's best prosthetic technology firsthand!

Ask Our Experts a Question!

If you have a specific question about your current prosthetic device, even if it wasn't made by us, you should feel free to get in touch. We might be able to guide you towards finding the answers you've been looking for. If you're not a patient yet, email would be the best way to go.

If you are already an A Step Ahead patient, just pick up the phone and call us!