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2081. Akuezunkpa Ude Welcome, MD
Practicing Surgeon
Surgeries Performed
• Follows Other Surgeons' Patients 
• Gastric Banding 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Pediatric (Patients Under 18) 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
150 55th St
Brooklyn, NY 11220-2508

Phone: (718) 630-8670

2082. Kahdi Udobi, MD
Practicing Surgeon
Surgeries Performed
• Revision/Conversion of Prior Procedure 

Practice Location
1084 Pebblebrook Rd SE
Mableton, GA 30126-5612


2083. Scott Um, MD
Practicing Surgeon
Surgeries Performed
• Gastric Banding 
• Laparoscopic Sleeve Gastrectomy 
• Other Gastric Bypass 
• Revision/Conversion of Prior Procedure 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
6041 Cadillac Ave
Los Angeles, CA 90034-1702


2084. Luke Umana, MD FACS D-ABOM
Practicing Surgeon
Surgeries Performed
• BPD w/ Duodenal Switch 
• Laparoscopic BPD w/ Duodenal Switch 
• Laparoscopic Biliopancreatic Diversion 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Pediatric (Patients Under 18) 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
1035 S 6th St
Springfield, IL 62703-2403

Phone: (447) 448-3061

2085. Landry Umbu, MD
Member
Surgeries Performed
• Laparoscopic Sleeve Gastrectomy 
• Roux-en-Y Gastric Bypass 

Practice Location
625 Belle Terre Rd Ste 202
Port Jefferson, NY 11777-2318


2086. Ajay Upadhyay, MD FACS FRCS
Practicing Surgeon
Surgeries Performed
• BPD w/ Duodenal Switch 
• Bariatric Endoscopy Procedures 
• Follows Other Surgeons' Patients 
• Laparoscopic Biliopancreatic Diversion 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• One Anastomosis Gastric Bypass 
• Other Gastric Bypass 
• Other Gastric Restriction 
• Revision/Conversion of Prior Procedure 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
365 Hawthorne Ave Ste 101
Suite 101
Oakland, CA 94609-3115

Phone: (510) 465-5523

2087. Jorge Urbina, MD
Member
Practice Location
4500 San Pablo Rd
Department of Surgical Oncology
Jacksonville, FL

Phone: (915) 280-1344

2088. Muhammad Uttra, MD
Member
Surgeries Performed
• Bariatric Endoscopy Procedures 
• Intragastric Balloon 
• Laparoscopic Sleeve Gastrectomy 
• One Anastomosis Gastric Bypass 
• Other Gastric Bypass 
• Pediatric (Patients Under 18) 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 


2089. Abtin Vahidi, MD
Member
Surgeries Performed
• Laparoscopic Sleeve Gastrectomy 
• One Anastomosis Gastric Bypass 
• Other Gastric Bypass 
• Roux-en-Y Gastric Bypass 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
Zand Avenue, Namazi Hospital
Department of Surgery
Shiraz, 7134846114

Phone: 987132661

2090. Stefanie Vaimakis, MD FACS
Practicing Surgeon
Surgeries Performed
• Follows Other Surgeons' Patients 
• Gastric Banding 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Other Gastric Restriction 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
690 Kinderkamack Rd Ste 202
Suite 202
Oradell, NJ 07649-1524

Phone: (201) 530-1900

2091. Victoria Valdes, MD
Member

2092. Alvaro Valencia, MD
Member
Surgeries Performed
• Follows Other Surgeons' Patients 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Pediatric (Patients Under 18) 
• Revision/Conversion of Prior Procedure 

Practice Location
Carrera 9A No. 93-76 (302)
Bogota, 110221

Phone: (310) 269-6937

2093. Daniel Valencia Avalo, MD
Member

2094. Oscar Valencia Mendoza, MD
Member
Practice Location
Camino a Santa Teresa 1055-5
Room 1284 C.E.Q.
Mexico Cit, 10700


2095. Jose Vicente Valls, MD PhD
Member
Surgeries Performed
• Follows Other Surgeons' Patients 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
Avenida de Tamarindos
23 bajo.
Valencia, 46015

Phone: 0034609493220

2096. Catherine Valukas-Scifo, MD MS
Member
Practice Location
251 E Huron St
Chicago, IL 60611-2908


2097. Andrew Van Osdol, MD
Practicing Surgeon
Surgeries Performed
• Bariatric Endoscopy Procedures 
• Follows Other Surgeons' Patients 
• Laparoscopic BPD w/ Duodenal Switch 
• Laparoscopic Biliopancreatic Diversion 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
1445 North Ave
Spearfish, SD 57783-1552

Phone: (605) 644-4170

2098. Kent Van Sickle, MD
Practicing Surgeon
Surgeries Performed
• Follows Other Surgeons' Patients 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Other Gastric Bypass 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
8900 Floyd Curl Dr Ste 4A
San Antonio, TX 78240-1681

Phone: (210) 450-9200

2099. Brandon VanderWel, MD
Practicing Surgeon
Surgeries Performed
• Bariatric Endoscopy Procedures 
• Laparoscopic Sleeve Gastrectomy 
• Other Gastric Bypass 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
19930 Ballinger Way NE
Shoreline, WA 98155-1223

Phone: (425) 778-2220

2100. Oliver Varban, MD FACS
Practicing Surgeon
Surgeries Performed
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
2799 W Grand Blvd # K9
Detroit, MI 48202-2608

Phone: (313) 916-4163