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    2201. Zaher Nuwayhid FACS DABOM FASMBS
    Regular Member
    Surgeries Performed
    • Bariatric Endoscopy Procedures 
    • Follows Other Surgeons' Patients 
    • Roux-en-Y Gastric Bypass 
    • Intragastric Balloon 
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Other Gastric Bypass 
    • Revision/Conversion of Prior Procedure 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Conway, SC USA
    2202. Rumbidzayi Nzara Mukurazhizha MD
    Regular Member
    Surgeries Performed
    • Follows Other Surgeons' Patients 
    • Roux-en-Y Gastric Bypass 
    • Revision/Conversion of Prior Procedure 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Woodbridge, MD USA
    2203. Ann O'Connor MD MBA
    Regular Member
    Surgeries Performed
    • Follows Other Surgeons' Patients 
    • Pediatric (Patients Under 18) 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    San Antonio, TX USA
    2204. J. Patrick O'Leary MD
    Regular Member
    Locations
    Miami, FL USA
    2205. William O'Malley MD
    Regular Member
    Surgeries Performed
    • BPD w/ Duodenal Switch 
    • Follows Other Surgeons' Patients 
    • Roux-en-Y Gastric Bypass 
    • Laparoscopic BPD w/ Duodenal Switch 
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Revision/Conversion of Prior Procedure 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Rochester, NY USA
    2206. Sean O'Neill MD PhD FASMBS
    Regular Member
    Surgeries Performed
    • Roux-en-Y Gastric Bypass 
    • Revision/Conversion of Prior Procedure 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Ann Arbor, MI USA
    2207. Robert O'Rourke MD
    Regular Member
    Surgeries Performed
    • Gastric Banding 
    • Roux-en-Y Gastric Bypass 
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Ann Arbor, MI USA
    2208. Ruary O’Connell MD
    Regular Member
    Surgeries Performed
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Revision/Conversion of Prior Procedure 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    New Orleans, LA USA
    2209. Kathy O'Donnell RN BSN CNOR CBN
    Regular Associate Member
    Surgeries Performed
    • Laparoscopic Sleeve Gastrectomy 
    2210. Ayman Obeid MD FACS
    International Member
    Surgeries Performed
    • Roux-en-Y Gastric Bypass 
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Pediatric (Patients Under 18) 
    • Revision/Conversion of Prior Procedure 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Beirut, LBN
    Dubai, ARE
    2211. Nabeel Obeid MD FASMBS
    Regular Member
    Surgeries Performed
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Revision/Conversion of Prior Procedure 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Chelsea, MI USA
    2212. Kosisochi Obinwanne MD FASMBS
    Regular Member
    Surgeries Performed
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    East Lansing, MI USA
    2213. Vladan Obradovic MD FACS FASMBS
    Regular Member
    Surgeries Performed
    • BPD w/ Duodenal Switch 
    • Follows Other Surgeons' Patients 
    • Roux-en-Y Gastric Bypass 
    • Laparoscopic Biliopancreatic Diversion 
    • Laparoscopic BPD w/ Duodenal Switch 
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Revision/Conversion of Prior Procedure 
    • Single Anastomosis Duodeno-ileostomy 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Danville, PA USA
    2214. Francisco Obregon Colombani MD
    Affiliate Surgeon Member
    Surgeries Performed
    • BPD w/ Duodenal Switch 
    • Roux-en-Y Gastric Bypass 
    • Laparoscopic BPD w/ Duodenal Switch 
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • One Anastomosis Gastric Bypass 
    • Revision/Conversion of Prior Procedure 
    • Single Anastomosis Duodeno-ileostomy 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    McAllen, TX USA
    Edinburg, VEN
    2215. Peter Ojo MD
    Regular Member
    Surgeries Performed
    • Follows Other Surgeons' Patients 
    • Gastric Banding 
    • Roux-en-Y Gastric Bypass 
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Revision/Conversion of Prior Procedure 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Johnson City, NY USA
    2216. Kingsley Okai MD
    Regular Member
    Surgeries Performed
    • Roux-en-Y Gastric Bypass 
    • Laparoscopic Biliopancreatic Diversion 
    • Laparoscopic BPD w/ Duodenal Switch 
    • Revision/Conversion of Prior Procedure 
    • Single Anastomosis Duodeno-ileostomy 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Fort Wayne, IN USA
    2217. Ijeoma Okeke PA-C
    Regular Associate Member
    2218. Allan Okrainec MD MHPE FRCSC FACS
    Regular Member
    Surgeries Performed
    • Roux-en-Y Gastric Bypass 
    • Single Anastomosis Duodeno-ileostomy 
    • Laparoscopic Sleeve Gastrectomy 
    2219. John Oldham MD
    Regular Member
    Surgeries Performed
    • Bariatric Endoscopy Procedures 
    • Follows Other Surgeons' Patients 
    • Gastric Banding 
    • Roux-en-Y Gastric Bypass 
    • Laparoscopic Biliopancreatic Diversion 
    • Laparoscopic BPD w/ Duodenal Switch 
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • One Anastomosis Gastric Bypass 
    • Other Gastric Bypass 
    • Other Gastric Restriction 
    • Revision/Conversion of Prior Procedure 
    • Single Anastomosis Duodeno-ileostomy 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Louisville, KY USA
    2220. Dmitry Oleynikov MD FACS
    Regular Member
    Surgeries Performed
    • Gastric Banding 
    • Roux-en-Y Gastric Bypass 
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Other Gastric Restriction 
    • Pediatric (Patients Under 18) 
    • Revision/Conversion of Prior Procedure 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Long Branch, NJ USA