Karen J. Baranski, MD

Contact Information

SSM DePaul Health Center	12303 DePaul Drive	Bridgeton, MO 63044	Phone | 314-344-6350	Phone | 314-768-2500
SSM St. Clare Hospital Center	1015 Bowles Avenue	Fenton, MO 63026	Phone | 636-496-2850

Undergraduate Education: Washington University, St. Louis, MO- 1988 

Medical School: Washington University, St. Louis, MO, 1992

Bio:  Board certified in diagnostic radiology, Dr. Baranski earned her medical degree from Washington University School of Medicine, where she was a member of Alpha Omega Alpha Medial Honor Society and received the Honors Graduate Award from the Missouri State Medical Association. She completed her diagnostic residency and neuroradiology fellowship at the University of California, San Francisco.

Her memberships include the American College of Radiology, Radiological Society of North America, American Roentgen Ray Society, American Society of Neuroradiology, St. Louis Metropolitan Medical Society, and the Missouri State Medical Association.

She has a special interest in imaging of the brain and spine.

Clelland J. Chatman, MD

Contact Information

SSM DePaul Health Center	12303 DePaul Drive	Bridgeton, MO 63044
SSM St. Clare Hospital Center	1015 Bowles Avenue	Fenton, MO 63026	Phone | 636-496-2850

Undergraduate Education: Washington University, St. Louis, MO 2009

Medical School: University of Arkansas for Medical Sciences, Little Rock, AR 2014

Bio: Board certified in diagnostic radiology with subspecialty in nuclear radiology, Dr. Chatman completed undergraduate training in biomedical engineering and chemical engineering at Washington University. He subsequently earned a medical degree from the University of Arkansas for Medical sciences. He completed an internship in internal medicine at Lenox Hill hospital in New York, NY before completing a diagnostic radiology residency with Drexel University at Hahnemann Hospital in Philadelphia, PA. This included dedicated subspecialty training in nuclear radiology for which he has a certificate of added qualification in addition to radiology board certification. While completing residency he also trained forensics students in forensic radiology at Drexel University.

He has a special interest in both molecular radiotracer imaging with single photon and positron/dual photon nuclear imaging as well as emergency radiology.

He maintains medical licensure in Missouri, Arkansas, and Illinois.

Robert Fischer, MD

Contact Information

SSM DePaul Health Center	12303 DePaul Drive	Bridgeton, MO 63044	Phone | 314-344-6350	Phone | 314-768-2500
SSM St. Clare Hospital Center	1015 Bowles Avenue	Fenton, MO 63026	Phone | 636-496-2850

Undergraduate Education: 

Medical School: Wake Forest Univserity School of Medicine

Bio: Board certified in diagnostic radiology, Dr. Fischer earned his medical degree from Wake Forest University school of Medicine and he completed his residency at Wake Forest Baptist Medical Center. He completed fellowships in vascular and interventional radiology at University of New Mexico Hospital. He is a member of the American College of Radiology, Radiological Society of North America, American Roentgen Ray Society, Association of University Radiologists, Saint. Louis Metropolitan Medical Society, and the Missouri State Medical Association. His Special interests include the interventional radiology, interventional oncology, CT/ultrasound guided biopsies, and biliary and urologic interventions.

Robert J. Gresick, MD

Contact Information

SSM DePaul Health Center	12303 DePaul Drive	Bridgeton, MO 63044	Phone | 314-344-6350
SSM St. Clare Hospital Center	1015 Bowles Avenue	Fenton, MO 63026	Phone | 636-496-2850

Undergraduate Education: B.S. Chemistry,  Saint Louis University 1977

Medical School: Saint Louis University School of Medicine, 1981

Bio:  Board certified in diagnostic radiology, Dr. Gresick earned his medical degree from Saint Louis University School of Medicine. He completed his diagnostic radiology residency at the University of Chicago Hospitals and Clinics and a fellowship in magnetic resonance imaging at Rush-Presbyterian, St. Luke’s Medical College in Chicago.

Dr. Gresick served as an instructor in radiology at Rush Medical College and the Rush-Presbyterian St. Luke’s Medical Center, as well as assistant clinical professor of radiology at the University of Chicago Medical School.

His professional memberships include: Radiological Society of North America, American College of Radiology, American Roentgen Ray Society, Society of Magnetic Resonance in Medicine, America Medical Association, Missouri State Medical Society, St. Louis Medical Society, Greater St. Louis Society of Radiologists, and the Missouri Radiologic Society.

John Mattingly, MD

Contact Information

SSM DePaul Health Center	12303 DePaul Drive	Bridgeton, MO 63044	Phone | 314-344-6350	Phone | 314-768-2500
SSM St. Clare Hospital Center	1015 Bowles Avenue	Fenton, MO 63026	Phone | 636-496-2850

Undergraduate Education: St. Louis University

Medical School: Saint Louis Universsity School of Medicine

Bio:  Board certitified in diagnostic radiology and neuroradiology, Dr. Mattingly earned his medical degree from Saint Louis University School of Medicine, where he was the recipient of the American College of Physicians award for top clinical medicine student. He completed a residency in diagnostic radiology at Saint Louis University School of Medicine.

He is a member of the American College of Radiology, Radiological Society of North America, American Roentgen Ray Society, Association of University Radiologists, and the American Society of Interventional Pain Physicians.

He has a special interest in neuroradiology and interventional pain management.

Thomas Schroyer, MD

Contact Information

SSM DePaul Health Center	12303 DePaul Drive	Bridgeton, MO 63044	Phone | 314-344-6350	Phone | 314-768-2500
SSM St. Clare Hospital Center	1015 Bowles Avenue	Fenton, MO 63026	Phone | 636-496-2850

Undergraduate Education: 

Medical School: University of Missouri-Kansas City

Bio:  Board certified in diagnostic radiology, Dr. Schroyer graduated from the University of Missouri-Kansas City Medical school and completed his residency training at Saint Louis University Hospital. He currently serves as an adjunct clinical professor of radiology at Saint Louis University School of Medicine.

His professional memberships include the American Roentgen Ray Society, Radiological Society of North America, American College of radiology, Society of Cardiovascular Computed Tomography, St. Louis Metropolitan Medical Society for Radiology, and the Missouri State Medical Association.

He has a special interest in musculoskeletal MRI and cardiac CT.

Noaman W. Siddiqi, MD

Contact Information

SSM DePaul Health Center	12303 DePaul Drive	Bridgeton, MO 63044	Phone | 314-344-6350	Phone | 314-768-2500
SSM St. Clare Hospital Center	1015 Bowles Avenue	Fenton, MO 63026	Phone | 636-496-2850

Undergraduate Education: University of California San Diego, B.S. Biochemistry and Cell Biology 1996 Summa cum Laude

Medical School: Tulane University School of Medicine, 2000   

Bio:  Board certified in diagnostic radiology, Dr. Siddiqi earned his medical degree from Tulane University School of Medicine. He completed his residency training in diagnostic radiology at Indiana University and his musculoskeletal imagining fellowship at the University of California San Diego.

He is a member of the American College of Radiology, Radiological Society of North America, American Roentgen Ray Society, Association of University Radiologists, St. Louis Metropolitan Medical Society, and the Missouri State Medical Association.

He has presented research and abstracts at the American Roentgen Ray Society national meeting and at the distinguished lecture series at Indiana University Department of Radiology.

He has a special interest in interventional pain management and sports imaging.

Dr. Siddiqi is the Chairman of the Department of Radiology at SSM Health DePaul Hospital.

Matthew W. Stadnyk, MD

Contact Information

SSM DePaul Health Center	12303 DePaul Drive	Bridgeton, MO 63044	Phone | 314-344-6350	Phone | 314-768-2500
SSM St. Clare Hospital Center	1015 Bowles Avenue	Fenton, MO 63026	Phone | 636-496-2850

Undergraduate Education: University of Missouri-Kansas City 6 Year B.A./M.D. Program-1988-1994 

Medical School: University of Missouri-Kansas City School of Medicine, 1988-1994

Bio:  Board certified in diagnostic radiology, Dr. Stadnyk earned his medical degree from the University of Missouri-Kansas City School of Medicine. He completed his diagnostic radiology residency at Saint Louis University Hospital.

He is a member of the American College of Radiology, Radiological Society of North America, American Roentgen Ray Society, St. Louis Metropolitan Medical Society, and the Missouri State Medical Association.

Dr. Stadnyk is the Chairman of the Department of Radiology at SSM Health St. Clare Hospital and the President of the Ernst Radiology Clinic, Inc.

Andre Strzembosz, MD

Contact Information

SSM DePaul Health Center	12303 DePaul Drive	Bridgeton, MO 63044	Phone | 314-344-7220	Phone | 314-768-2500
SSM St. Clare Hospital Center	1015 Bowles Avenue	Fenton, MO 63026	Phone | 636-496-2850

Undergraduate Education: Purdue University, West Lafayette, Indiana 1975-1979

Medical School: Washington University in St. Louis, 1979-1983

Bio:  Board certified in diagnostic radiology, nuclear radiology and internal medicine, Dr. Strzembosz earned his medical degree and completed his residency in diagnostic radiology at Washington University School of Medicine. He completed his fellowship training in nuclear medicine at Washington University School of Medicine and in interventional radiology at Indiana University Medical Center.

He is a member of Radiological Society of North America, American Roentgen Ray Society, Society of Nuclear Medicine, and the Society of Interventional Radiology. He has been published in the Journal of Computer Assisted Tomography and the Journal of Vascular and Interventional Radiology.