Physician Leadership

Spectrum is a physician-led organization that combines strong physician leadership with business expertise from a highly skilled administrative team. The combination results in the organization’s ability to successfully meet critical operational objectives while ensuring opportunities for strategic development.

Board of Directors

Robert Ascanio, MD

Coastal Anesthesiology

Matthew Cheney, MD, PhD

Radiation Oncology

Yeang Chng, MD, PhD

Northern Radiology

Steven Farraher, MD

Southern Radiology

Peter (Rob) Hubbs, MD

Southern Anesthesiology

Jared Kasper, MD

Northern Radiology

Adam O’Brien, DO

Coastal Anesthesiology

Michael Quinn, MD

Chairman & Southern Radiology

Leslie Schwab, MD

Community Member

Anesthesiology Leadership

Managing Directors

Peter (Rob) Hubbs, MD

Southern Anesthesiology

Adam O’Brien, DO

Coastal Anesthesiology

Site Chiefs, Department Chairs, Medical Directors, and Site Liaisons

Margaret Brill, MD

Plastic & Hand Surgical Associates

William Boyd, MD

MaineHealth Maine Medical Center Portland (Interim)

Eric Brown, MD

MaineHealth Maine Medical Center Biddeford and Sanford

Angus Christie, MD

MaineHealth Stephen Hospital

Janette Covington, MD

Maine Eye Center

Robert Epstein, MD

Portland Gastroenterology Center

J. Richie Garcia, MD

Spectrum Ambulatory Surgery Center

Byron Hathcock, MD

MaineHealth Mid Coast Hospital

Diane Hankes, DO

MaineHealth Surgery Center Scarborough

Brian McAllister, MD

Northern Light Mercy Hospital

James Pisini, DO

MaineHealth Lincoln Hospital

Orthopaedics Leadership

Managing Director

Kathryn H. Hanna, MD

Spectrum Orthopaedics; Chief of Orthopaedics, Northern Light Mercy

Site Chiefs, Department Chairs, and Medical Directors

James D. Kuhn, MD

Medical Director, MaineHealth Stephens Hospital

Thomas F. Murray, Jr., MD

Chief of Surgery, Northern Light Mercy

Bryce Wolf, MD

Medical Director, Spectrum Ambulatory Surgery Center

Pathology Leadership

Managing Director

Site Chiefs, Department Chairs, and Medical Directors

Robert Christman, MD

MaineHealth Maine Medical Center Portland

Byron Hathcock, MD

MaineHealth Mid Coast Hospital

William Lambie, MD

MaineHealth Lincoln Hospital and St. Andrews Campus

Victoria Parker, DO

MaineHealth Franklin Hospital; MaineHealth Maine Medical Center Biddeford and Sanford; Biddeford & Sanford; MaineHealth Stephens Hospital

Jeannine Ritchie, MD

Exeter Hospital

Mark Steciuk, MD, PhD

Central Maine Medical Center; Bridgton Hospital; Rumford Hospital

Sonja Tomić, MD

MaineHealth Pen Bay Hospital

Radiation Oncology Leadership

Managing Director

Site Chiefs, Department Chairs, and Medical Directors

Ian Bristol, MD

Medical Director

Radiology Leadership

Managing Directors

Jared Kasper, MD

Northern Radiology

Steven Farraher, MD

Southern Radiology

Assistant Managing Director

Yeang Chng, MD, PhD

Northern Radiology

Site Chiefs, Department Chairs, and Medical Directors

David T. Ahola, MD

Eastern Maine Medical Center

Christina Cinelli, MD

MaineHealth Medical Center Biddeford and Sanford

Corey Couto, MD

Eastern Maine Medical Center

Michael DiGianvittorio, DO

MaineHealth Maine Medical Center Portland

Jared Kasper, MD

Northern Light CA Dean Memorial Hospital; Northern Light Mayo Regional Hospital

Paul Kim, MD

MaineHealth Maine Medical Center Biddeford and Sanford

Brian Livingston, MD

Rayus-Brunswick, Portland, Auburn; Insight Premier, Marshwood; MaineHealth Neurosurgery and Spine

Jay Mamon, MD

MaineHealth Pen Bay Hospital

Charles Mullen, MD

MaineHealth Lincoln Hospital and St. Andrews Campus

Edward Nicholas, MD

Northern Light Blue Hill Hospital, Maine Coast Hospital, Rayus-Bangor

Guillermo Olivos, MD

Millinocket Regional Hospital, St. Joseph Hospital

John Pontolillo, MD

Northern Light Inland Hospital

Elizabeth Pietras, MD

Martin's Point Health Care; Coastal Women's Health Care

Matthew Recker, MD

St. Mary's Regional Medical Center

Elena Resnick, MD

New England Cancer Specialists

Sharon Siegel, MD

MaineHealth Maine Medical Center Portland

Annamaria Skacelova, MD

Penobscot Valley Hospital
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