About Diagnostic Centers of America - Why We Succeed
At DCA our team of physicians and technologists along with our state-of-the-art diagnostic equipment provides you clinical expertise. The result is the highest quality images, which allow our skilled team of radiologists to make accurate diagnosis so that you receive the most effective treatment.
DCA strives to provide our patients, our physicians and our community the highest quality imaging available. Please take a few moments to see why DCA is different than other facilities and why you want your family, your friends and yourself to trust your healthcare to DCA.
Meet Our Radiologists

DCA Historical Perspective
- DCA was founded in 1992
- Opened at the Addison in Delray Beach August 2000
- Opened at the El Clair Medical Complex in Boynton Beach August 2004
- The only MRI in South Florida with the strength of a closed yet open for your comfort, accommodating obese patients, up to 550 Pounds.
- The only CT in South Florida with 45 second scan time.
- The only private facility in the US to have the worlds first molecular Pet CT machine.
- Opened Wellington Office in November 2009.

Our Team
We at Diagnostic Centers of America (DCA) are proud of our service. We constantly strive to beat your expectations. Do you have a question or a concern? Did we not quite meet your expectations? Or do you want to tell us about how great a job we did? We want to hear from you. Feel free to contact us, any time. Our state of the art voice mail system allows you to reach us 24 hours a day.
Steven J. Shullman
CEO/President
6290 Linton Blvd. Suite 101
Delray Beach, FL 33484
P: 561.994.8600
steve@dcamedical.com
|
Marni Fischler
Physician Representative
C: 561.901.7899 mfischler@dcamedical.com |
Alan Shullman
COO
6290 Linton Blvd. Suite 101
Delray Beach, FL 33484
P: 561.994.8600
alan@dcamedical.com |
Art Gasc
Physician Representative
C: 561.301.8777
agasc@dcamedical.com |
Diane Garzilli
Delray Beach Facility Manager
6298 Linton Boulevard
Delray Beach, FL 33484
P: 561.496.6935
dgarzilli@dcamedical.com |
Katie Haner
Physician Representative
C: 561.901.9370
khaner@dcamedical.com
|
Denise Grnja
Boynton Beach Facility Manager
6080 Boynton Beach Boulevard
Suite 140
Boynton Beach, FL 33437
P: 561.736.3227
dgrnja@dcamedical.com |
Kristen Liebman
Physician Representative
C: 561.715.9565
kliebman@dcamedical.com
|
Michelle Aschbacher
RSO, CNMT, RT (N)
Senior Physician Representative/
Radiation Safety Officer
C: 561.305.2564
maschbacher@dcamedical.com |
Michelle Sanchez
Physician Representative
C: 561.573.3511
msanchez@dcamedical.com
|
Amanda Tumbeiro
Director of Public
Relations & Events/
Physician Representative
C: 561.797.1097
atumbeiro@dcamedical.com |
George Worthington III
Physician Representative
C: 561.665.1668
gworthington@dcamedical.com
|
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