
2301. 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

2302. 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

2303. Theresa Oliveira MBSCR
Affiliate Associate MemberLocations
Summit, NJ USA

2304. Julie Oliveira-Payton DSW LCSW BCBC
Regular Associate Member
2305. 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

2306. Jacqueline Olmo Data Analyst
Affiliate Associate Member
2307. Alison Olsen MS PA-C
Regular Associate MemberLocations
Manchester, NH USA

2308. John Olsofka MD
Regular MemberSurgeries Performed
• Gastric Banding
Locations
Louisville, KY USA

2309. 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

2310. 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

2311. 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

2312. 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

2313. Michael Orband BSN RN
Regular Associate Member
2314. Alex Ordonez MD FACS
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
Beaumont, TX USA

2315. Horacio Oria MD
Regular MemberSurgeries Performed
• None Performed
Locations
Houston, TX USA

2316. 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

2317. Nallely Ortiz RN CBN
Regular Associate Member
2318. 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

2319. 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

2320. Alexander Ostapenko MD
Regular MemberSurgeries Performed
• Roux-en-Y Gastric Bypass
• Laparoscopic Sleeve Gastrectomy
• Laparoscopic Sleeve Gastrectomy
Locations
Rochester, NY USA