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1861. Winnie Mathur BPT MBA HA PhD
Regular Associate Member

1862. Sina Matin MD FACS FASMBS
Regular Member
Surgeries Performed
• Follows Other Surgeons' Patients 
• 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
Grapevine, TX USA


1863. Michelle Matoff Psy D LCSW Certified Bariatric Counselor
Regular Associate Member
Locations
San Luis Obispo, CA USA


1864. Melissa Matrisch MD FACS FASMBS
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 
• Single Anastomosis Duodeno-ileostomy 
• Laparoscopic Sleeve Gastrectomy 

Locations
Quincy, IL USA


1865. Samer Mattar MD FASMBS
Regular Member
Surgeries Performed
• Follows Other Surgeons' Patients 
• Roux-en-Y Gastric Bypass 
• Laparoscopic Roux-en-Y Gastric Bypass 
• One Anastomosis Gastric Bypass 
• Other Gastric Restriction 
• Revision/Conversion of Prior Procedure 
• Laparoscopic Sleeve Gastrectomy 

Locations
Houston, TX USA


1866. Jennifer Matte MSHS PA-C
Regular Associate Member

1867. Susan Matthew DNP FNP-BC
Regular Associate Member
Locations
Bolingbrook, IL USA


1868. Brett Matthews DO
Regular Member
Surgeries Performed
• Bariatric Endoscopy Procedures 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Revision/Conversion of Prior Procedure 
• Laparoscopic Sleeve Gastrectomy 

Locations
Newburyport, MA USA


1869. Valerie Matthews MSN RN CBN
Regular Associate Member
Locations
Fort Lauderdale, FL USA


1870. Bree Mattson RN MSN
Regular Associate Member

1871. Tareena Mattson MS RD CSOWM LRD
Regular Associate Member

1872. Edward Mavashev MD FACS
Regular Member
Surgeries Performed
• Laparoscopic Roux-en-Y Gastric Bypass 
• Revision/Conversion of Prior Procedure 
• Laparoscopic Sleeve Gastrectomy 

Locations
Dearborn, MI USA


1873. Marty May MBSCR RN BSN
Regular Associate Member
Locations
Lexington, KY USA


1874. Donald Maynard MD FACS
Affiliate Surgeon Member
Surgeries Performed
• BPD w/ Duodenal Switch 
• Laparoscopic BPD w/ Duodenal Switch 
• Laparoscopic Sleeve Gastrectomy 

Locations
Monroe, GA USA


1875. Guilherme Mazzini MD PhD
International Member
Surgeries Performed
• Bariatric Endoscopy Procedures 
• Follows Other Surgeons' Patients 
• Roux-en-Y Gastric Bypass 
• 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
Richmond, VA USA


1876. Kendra McAlexander RN ASN
Affiliate Associate Member
Locations
Floyd, VA USA


1877. Jennifer McAllaster MD FACS FASMBS
Regular Member
Surgeries Performed
• Bariatric Endoscopy Procedures 
• BPD w/ Duodenal Switch 
• 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
Overland Park, KS USA
Topeka, KS USA


1878. Meredith McAmis PA-C
Regular Associate Member
Locations
Springfield, MO USA


1879. Carl McAndrews MSN RN
Regular Associate Member
Locations
San Antonio, TX USA


1880. Karina McArthur MD FASMBS
Regular Member
Surgeries Performed
• Laparoscopic Roux-en-Y Gastric Bypass 
• Revision/Conversion of Prior Procedure 
• Laparoscopic Sleeve Gastrectomy 

Locations
New York’, NY USA