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Our Specialists
​​​​​​surgery-specialistsThe board-certified surgeons of CMU Health Division of Surgery are dedicated to giving you the best care possible. We believe that no procedure is "routine." Each surgery – your surgery – requires the utmost attention and precision. That's why we are constantly educating ourselves about our specialties and the advances within them. Your care is our priority.




     






Samuel Shaheen M.D., F.A.C.S.
Interim Chair of Surgical Disciplines
Professor of Surgery
General Surgeon

Surgical expertise and special interest in:
•Esophagus cancer 
•Stomach canc​er 
•Pancreas cancer 
•Thyroid cancer

Minimally invasive:
•Cholecystectomy
 •Splenectomy
 •Hernia repair
 •Nissen fundoplication  ​​

Click here for more information about Dr. Shaheen











Yong C. Yoon M.D., F.A.C.S.
General Surgeon
Surgical expertise and special interest in: 
•Inguinal hernia repair
•Incisional hernia repair
•Ventral hernia repair

Minimally invasive:
•Cholecystectomy
•Inguinal hernia repair
•Incisional hernia repair
•Ventral hernia repair 

Click here for more information about Dr. Yoon







Timothy Hackett, M.D.
General Surgeon

Surgical expertise and special interest in: 
•Hernia repair
•Thyroid surgery
•Biliary disease

Minimally invasive: 
•Cholecystectomy
•Hernia repair

Click here for more information about Dr. Hackett





Vasanth Stalin M.D.
General Surgeon

Surgical expertise and special interest in:
•General Surgery 
•Laparoscopy/Bariatric Surgery

Click here for more information about Dr. Stalin






            

Samer Kais, M.D.
General Surgeon

Surgical expertise and special interest in:
•General Surgery 

Click here for more information about Dr. Kais









Tom Diven,  M.D.
General Surgeon

Surgical expertise and special interest in:
•Endocrine surgery
•Thyroidectomy
•Minimally invasive Parathyroidectomy
•Laparoscopic adrenalectomy 

Click here for more information about Dr. Diven














Maher Ghanem, M.D.
Assistant Professor of General Surgery
General Surgeon

He is an expert in the surgical management of:
•Advanced minimally invasive laparoscopic and robotic surgery
•Endocrine surgery
•Pancreatic  neoplasms/surgery
•Thyroid surgery/cancers
•Parathyroid surgery
•Neuroendocrine tumors
•Insulinoma
•Gastrinoma
•Glucagonoma​​
•VIPoma​​
•Adrenal surgery
•Pheochromocytoma
•Aldosteronoma
•Cortisol-secreting tumors; Cushing's Syndrome/disease
•Non-functional tumors incidentalomas
•Adrenal cortical carcinomas
•Hepatobiliary malignancy​
​ ​​
Click here for more information about Dr. Ghanem




            
Marcus Breidinger, P.A.- C.
Physician Assistant

Click here for more information about Mr. Breidinger












Zachary Retzler PA-C
Physician Assistant

Click here for more information about Mr. Retzler








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Laurie Meyer, N.P.
Nurse Practitioner

Click here for more information about Miss. Meyer






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Trauma & Critical Care
In affiliation with St. Mary's of Michigan


General Surgery Residents

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