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2161. Sergey Lyass, MD
Practicing Surgeon
Surgeries Performed
• BPD w/ Duodenal Switch 
• Bariatric Endoscopy Procedures 
• Follows Other Surgeons' Patients 
• Gastric Banding 
• Intragastric Balloon 
• Laparoscopic BPD w/ Duodenal Switch 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• One Anastomosis Gastric Bypass 
• Pediatric (Patients Under 18) 
• Revision/Conversion of Prior Procedure 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
6404 Wilshire Blvd Ste 701
Suite 701
Los Angeles, CA 90048-5509

Phone: (310) 623-1786

2162. Jerome Lyn-Sue, MD
Practicing Surgeon
Surgeries Performed
• Laparoscopic Sleeve Gastrectomy 
• Roux-en-Y Gastric Bypass 

Practice Location
500 University Dr
UPC II, Suite 3100
Hershey, PA 17033-2360

Phone: (717) 531-7462

2163. Alex Lynch, DO
Member
Surgeries Performed
• Laparoscopic Sleeve Gastrectomy 
• Roux-en-Y Gastric Bypass 


2164. James Lynch, MD
Practicing Surgeon
Surgeries Performed
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 


2165. Lori Lynch, DNP APRN CPNP
Integrated Health
Practice Location
3959 Broadway Bh 2 North Room 217
New York, NY 10032

Phone: (212) 342-8586

2166. Victoria Lyo, MD MTM
Practicing Surgeon
Surgeries Performed
• Bariatric Endoscopy Procedures 
• Follows Other Surgeons' Patients 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
2335 Stockton Blvd
NAOB, 6113
Sacramento, CA 95817-2201

Phone: (916) 703-4459

2167. Nathaniel Lytle, MD
Practicing Surgeon
Surgeries Performed
• Bariatric Endoscopy Procedures 
• Follows Other Surgeons' Patients 
• Laparoscopic Sleeve Gastrectomy 
• Pediatric (Patients Under 18) 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
1100 Johnson Ferry Rd NE Ste 420
Bldg 2, Suite 180
Atlanta, GA 30342-1738

Phone: (404) 250-6691

2168. Vadim Lyuksemburg, MD MS
Practicing Surgeon
Surgeries Performed
• Laparoscopic BPD w/ Duodenal Switch 
• 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
1875 Dempster St Ste 465
Park Ridge, IL 60068-1129

Phone: (630) 261-9393

2169. Suzanne Ma, MBBS FRACS
Member
Surgeries Performed
• Follows Other Surgeons' Patients 
• Laparoscopic Sleeve Gastrectomy 
• One Anastomosis Gastric Bypass 
• Other Gastric Bypass 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
Southport Central Tower 1, Level 5 Suite 1510
56 Scarborough Street
Southport, QLD, 4215

Phone: (130) 098-5677

2170. Micah Mabe, MD
Practicing Surgeon
Surgeries Performed
• BPD w/ Duodenal Switch 
• Follows Other Surgeons' Patients 
• Laparoscopic BPD w/ Duodenal Switch 
• 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
4700 Waters Ave Bldg 400
Building 400
Savannah, GA 31404-6220

Phone: (912) 350-3438

2171. Colin MacColl, MD
Practicing Surgeon
Surgeries Performed
• Gastric Banding 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
2305 37th Ave SW
Minot, ND 58701-7669

Phone: (701) 418-7514

2172. Kenneth MacDonald, MD
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
1850 W Arlington Blvd
1850 West Arlington Blvd.
Greenville, NC 27834-5704


2173. Nicholas MacDonald, MD
Member
Surgeries Performed
• BPD w/ Duodenal Switch 
• Bariatric Endoscopy Procedures 
• Laparoscopic Sleeve Gastrectomy 
• Roux-en-Y Gastric Bypass 
• Single Anastomosis Duodeno-ileostomy 

Phone: (706) 231-4649

2174. Laura Machado, MD FACS ABS-FPMBS DABOM
Practicing Surgeon
Surgeries Performed
• Follows Other Surgeons' Patients 
• Gastric Banding 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• One Anastomosis Gastric Bypass 
• Other Gastric Restriction 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
5769 Greenback Ln Ste 1
Sacramento, CA 95841-2013

Phone: (916) 338-7200

2175. Luis Machicado Rivero, MD
Member

2176. Carlos Macias, MD MPH 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
245 Terracina Blvd
Redlands, CA 92373-4852

Phone: (909) 793-2506

2177. Eleanor Mackey, PhD
Integrated Health
Practice Location
111 Michigan Ave NW Dept of
111 Michigan Ave. NW
Washington, DC 20010-2916

Phone: (202) 476-5307

2178. Jennifer Mackey, MSN CNP
Integrated Health
Practice Location
6770 Mayfield Rd Ste 421
Ste 421
Mayfield Heights, OH 44124-2299

Phone: (440) 449-1101

2179. Heather Mackie, MS RDN LD
Integrated Health
Practice Location
24 E Wandering Oak Dr
The Woodlands, TX 77381-2813

Phone: (336) 202-3873

2180. Lloyd MacLean, MD
Practicing Surgeon
Practice Location
80, Berlioz
Apt 1402
Montreal, QC H3E 1N9