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    1521. Kosisochi Obinwanne MD FASMBS
    Regular Member
    Surgeries Performed
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    East Lansing, MI USA
    1522. 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
    1523. 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
    1524. Jin Sol Oh MD FACS
    Regular Member
    Surgeries Performed
    • 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 
    • Single Anastomosis Duodeno-ileostomy 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Arlington Heights, IL USA
    1525. 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
    1526. 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
    1527. Allan Okrainec MD MHPE FRCSC FACS
    Regular Member
    Surgeries Performed
    • Roux-en-Y Gastric Bypass 
    • Single Anastomosis Duodeno-ileostomy 
    • Laparoscopic Sleeve Gastrectomy 
    1528. 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
    1529. 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
    1530. Rodrigo Otavio Oliveira MDPhD FACS
    International Member
    Surgeries Performed
    • Bariatric Endoscopy Procedures 
    • BPD w/ Duodenal Switch 
    • Gastric Banding 
    • Roux-en-Y Gastric Bypass 
    • Intragastric Balloon 
    • Laparoscopic BPD w/ Duodenal Switch 
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • One Anastomosis Gastric Bypass 
    • Other Gastric Bypass 
    • Pediatric (Patients Under 18) 
    • Revision/Conversion of Prior Procedure 
    • Single Anastomosis Duodeno-ileostomy 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Lisboa, PRT
    1531. Edward Oliveros MD FPCS FACS MHM
    Regular Member
    Surgeries Performed
    • Follows Other Surgeons' Patients 
    • Gastric Banding 
    • Intragastric Balloon 
    • Laparoscopic BPD w/ Duodenal Switch 
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Pediatric (Patients Under 18) 
    • Revision/Conversion of Prior Procedure 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Taguig City, PHL
    1532. John Olsofka MD
    Regular Member
    Surgeries Performed
    • Gastric Banding 
    Locations
    Louisville, KY USA
    1533. Pablo Omelanczuk MD
    International Member
    Surgeries Performed
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Other Gastric Restriction 
    • Revision/Conversion of Prior Procedure 
    • Laparoscopic Sleeve Gastrectomy 
    1534. Philip Omotosho MD
    Regular Member
    Surgeries Performed
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Revision/Conversion of Prior Procedure 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Chicago, IL USA
    1535. Alexander Onopchenko 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
    Egg Harbor Twp, NJ USA
    1536. Eittel Oppenheimer MD FACS
    Regular Member
    Surgeries Performed
    • Gastric Banding 
    • Roux-en-Y Gastric Bypass 
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Revision/Conversion of Prior Procedure 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Ocala, FL USA
    1537. Alex Ordonez MD FACS
    Regular Member
    Surgeries Performed
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Revision/Conversion of Prior Procedure 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Beaumont, TX USA
    1538. Horacio Oria MD
    Regular Member
    Surgeries Performed
    • None Performed 
    Locations
    Houston, TX USA
    1539. Michael Orris DO
    Regular Member
    Surgeries Performed
    • Follows Other Surgeons' Patients 
    • Gastric Banding 
    • Roux-en-Y Gastric Bypass 
    • Intragastric Balloon 
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • Other Gastric Restriction 
    • Revision/Conversion of Prior Procedure 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Tempe, AZ USA
    1540. Ariel Ortiz Lagardere MD FACS FASMBS
    Regular Member
    Surgeries Performed
    • Bariatric Endoscopy Procedures 
    • BPD w/ Duodenal Switch 
    • Follows Other Surgeons' Patients 
    • Gastric Banding 
    • Roux-en-Y Gastric Bypass 
    • Intragastric Balloon 
    • Laparoscopic BPD w/ Duodenal Switch 
    • Laparoscopic Roux-en-Y Gastric Bypass 
    • One Anastomosis Gastric Bypass 
    • Other Gastric Restriction 
    • Pediatric (Patients Under 18) 
    • Revision/Conversion of Prior Procedure 
    • Single Anastomosis Duodeno-ileostomy 
    • Laparoscopic Sleeve Gastrectomy 
    Locations
    Tijuana, BCN MEX