
1461. Kosisochi Obinwanne MD FASMBS
Regular MemberSurgeries Performed
• Laparoscopic Roux-en-Y Gastric Bypass
• Laparoscopic Sleeve Gastrectomy
• Laparoscopic Sleeve Gastrectomy
Locations
East Lansing, MI USA

1462. Vladan Obradovic MD FACS FASMBS
Regular MemberSurgeries 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
• 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

1463. Francisco Obregon Colombani MD
Affiliate Surgeon MemberSurgeries 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
• 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
Edinburg, VEN

1464. Peter Ojo MD
Regular MemberSurgeries 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
• 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

1465. Kingsley Okai MD
Regular MemberSurgeries 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
• 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

1466. Allan Okrainec MD MHPE FRCSC FACS
Regular MemberSurgeries Performed
• Roux-en-Y Gastric Bypass
• Single Anastomosis Duodeno-ileostomy
• Laparoscopic Sleeve Gastrectomy
• Single Anastomosis Duodeno-ileostomy
• Laparoscopic Sleeve Gastrectomy

1467. John Oldham MD
Regular MemberSurgeries 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
• 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

1468. Dmitry Oleynikov MD FACS
Regular MemberSurgeries 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
• 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

1469. Rodrigo Otavio Oliveira MDPhD FACS
International MemberSurgeries 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
• 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

1470. Edward Oliveros MD FPCS FACS MHM
Regular MemberSurgeries 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
• 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

1471. Pablo Omelanczuk MD
International MemberSurgeries Performed
• Laparoscopic Roux-en-Y Gastric Bypass
• Other Gastric Restriction
• Revision/Conversion of Prior Procedure
• Laparoscopic Sleeve Gastrectomy
• Other Gastric Restriction
• Revision/Conversion of Prior Procedure
• Laparoscopic Sleeve Gastrectomy

1472. Philip Omotosho MD
Regular MemberSurgeries Performed
• Laparoscopic Roux-en-Y Gastric Bypass
• Revision/Conversion of Prior Procedure
• Laparoscopic Sleeve Gastrectomy
• Revision/Conversion of Prior Procedure
• Laparoscopic Sleeve Gastrectomy
Locations
Chicago, IL USA

1473. Alexander Onopchenko MD
Regular MemberSurgeries 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
• 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

1474. Eittel Oppenheimer MD FACS
Regular MemberSurgeries Performed
• Gastric Banding
• Roux-en-Y Gastric Bypass
• Laparoscopic Roux-en-Y Gastric Bypass
• Revision/Conversion of Prior Procedure
• Laparoscopic Sleeve Gastrectomy
• Roux-en-Y Gastric Bypass
• Laparoscopic Roux-en-Y Gastric Bypass
• Revision/Conversion of Prior Procedure
• Laparoscopic Sleeve Gastrectomy
Locations
Ocala, FL USA

1475. Horacio Oria MD
Regular MemberSurgeries Performed
• None Performed
Locations
Houston, TX USA

1476. Michael Orris DO
Regular MemberSurgeries 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
• 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

1477. Ariel Ortiz Lagardere MD FACS FASMBS
Regular MemberSurgeries 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
• 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

1478. Andres Ospina MD
International MemberSurgeries Performed
• Laparoscopic Roux-en-Y Gastric Bypass
• Revision/Conversion of Prior Procedure
• Single Anastomosis Duodeno-ileostomy
• Laparoscopic Sleeve Gastrectomy
• Revision/Conversion of Prior Procedure
• Single Anastomosis Duodeno-ileostomy
• Laparoscopic Sleeve Gastrectomy
Locations
Bogota, COL

1479. Rodolfo Oviedo MD FACS FRCS FICS DABS-FPDMBS FASMBS
Regular MemberSurgeries Performed
• Bariatric Endoscopy Procedures
• BPD w/ Duodenal Switch
• Follows Other Surgeons' Patients
• Gastric Banding
• Roux-en-Y Gastric Bypass
• Intragastric Balloon
• 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
• BPD w/ Duodenal Switch
• Follows Other Surgeons' Patients
• Gastric Banding
• Roux-en-Y Gastric Bypass
• Intragastric Balloon
• 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
Nacogdoches, TX USA

1480. Milton Owens MDCM
Regular MemberSurgeries Performed
• Bariatric Endoscopy Procedures
• BPD w/ Duodenal Switch
• Follows Other Surgeons' Patients
• Gastric Banding
• Roux-en-Y Gastric Bypass
• Laparoscopic BPD w/ Duodenal Switch
• Laparoscopic Roux-en-Y Gastric Bypass
• One Anastomosis Gastric Bypass
• Other Gastric Bypass
• Other Gastric Restriction
• Pediatric (Patients Under 18)
• Revision/Conversion of Prior Procedure
• Single Anastomosis Duodeno-ileostomy
• Laparoscopic Sleeve Gastrectomy
• BPD w/ Duodenal Switch
• Follows Other Surgeons' Patients
• Gastric Banding
• Roux-en-Y Gastric Bypass
• Laparoscopic BPD w/ Duodenal Switch
• Laparoscopic Roux-en-Y Gastric Bypass
• One Anastomosis Gastric Bypass
• Other Gastric Bypass
• Other Gastric Restriction
• Pediatric (Patients Under 18)
• Revision/Conversion of Prior Procedure
• Single Anastomosis Duodeno-ileostomy
• Laparoscopic Sleeve Gastrectomy
Locations
Orange, CA USA