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881. Jonathan Hata, MD
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 

Practice Location
415 N Center St Ste 102
Suite 102
Hickory, NC 28601-5036

Phone: (828) 327-9178

882. Kathryn Hatch, MD
Practicing Surgeon
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 

Practice Location
2900 12th Ave N Ste 355W
Billings, MT 59101-7589

Phone: (406) 238-6470

883. Mark Hausmann, MD FACS
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 
• Other Gastric Bypass 
• Other Gastric Restriction 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
6400 Perkins Rd
Baton Rouge, LA 70808-4124

Phone: (225) 769-5656

884. Dmytro Havaleshko, MD FACS
Practicing Surgeon
Surgeries Performed
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Other Gastric Restriction 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
10 Members Way
Dover, NH 03820-5933

Phone: (603) 610-8095

885. Lauren Hawley, MD
Practicing Surgeon
Surgeries Performed
• Bariatric Endoscopy Procedures 
• Follows Other Surgeons' Patients 
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
2051 Marengo St
Los Angeles, CA 90033-1352


886. Gary Hayden, MD FACS
Practicing Surgeon
Surgeries Performed
• BPD w/ Duodenal Switch 
• Gastric Banding 
• Laparoscopic BPD w/ Duodenal Switch 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Phone: (337) 235-3687

887. Sarah Hayek, MD
Practicing Surgeon
Surgeries Performed
• BPD w/ Duodenal Switch 
• Follows Other Surgeons' Patients 
• Laparoscopic BPD w/ Duodenal Switch 
• Laparoscopic Biliopancreatic Diversion 
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
1002 Lexington Rd Ste 25B
Suite 25-B
Georgetown, KY 40324-1480

Phone: (502) 570-3727

888. Nathan Haywood, MD
Practicing Surgeon
Surgeries Performed
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
70 Medical Center Cir Ste 213
Suite 213
Fishersville, VA 22939-2273


889. Kweku Hazel, MD
Practicing Surgeon
Surgeries Performed
• Laparoscopic BPD w/ Duodenal Switch 
• Laparoscopic Sleeve Gastrectomy 
• Pediatric (Patients Under 18) 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
12631 E 17th Ave Ste C313
Bldg AO1, Mail Stop C313
Aurora, CO 80045-2728

Phone: (720) 848-2070

890. Ryan Headley, MD
Practicing Surgeon
Surgeries Performed
• Follows Other Surgeons' Patients 
• Gastric Banding 
• Laparoscopic BPD w/ Duodenal Switch 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 

Practice Location
3340 Oak Park Ave Ste 309
Suite 309
Berwyn, IL 60402-3483

Phone: (708) 484-0621

891. James Healy, MD MHS FACS
Practicing Surgeon
Surgeries Performed
• Laparoscopic Sleeve Gastrectomy 
• Pediatric (Patients Under 18) 
• Revision/Conversion of Prior Procedure 

Practice Location
282 Washington St Ste 1H
Suite 1H
Hartford, CT 06106-3322

Phone: (860) 545-9520

892. Adrian Heap, MD
Practicing Surgeon
Surgeries Performed
• BPD w/ Duodenal Switch 
• Follows Other Surgeons' Patients 
• Gastric Banding 
• Other Gastric Bypass 
• Other Gastric Restriction 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
915 S Auburn St
Kennewick, WA 99336-5662

Phone: (509) 582-5678

893. Elizabeth Hechenbleikner, MD FACS
Practicing Surgeon
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 

Practice Location
550 Peachtree St NE Ofc
Atlanta, GA 30308-2212

Phone: (404) 778-3712

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

Practice Location
705 N Sioux Point Rd
Dakota Dunes, SD 57049-5091

Phone: (605) 217-5500

895. Brandon Helbling, 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
900 E Broadway Ave
Bismarck, ND 58501-4520

Phone: (701) 530-7000

896. Emanuel Hell, MD
Practicing Surgeon
Phone: (624) 579-9363

897. Kevin Helling, MD FACS
Practicing Surgeon
Surgeries Performed
• BPD w/ Duodenal Switch 
• Follows Other Surgeons' Patients 
• Gastric Banding 
• Laparoscopic BPD w/ Duodenal Switch 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• One Anastomosis Gastric Bypass 
• Other Gastric Bypass 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
6600 E 2nd St Ste A
Suite A
Casper, WY 82609-4348

Phone: (307) 333-4363

898. Steven Hendrick, MD
Practicing Surgeon
Surgeries Performed
• Follows Other Surgeons' Patients 
• Gastric Banding 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
25631 Little Mack Ave Ste LL-02
Saint Clair Shores, MI 48081-2100

Phone: (586) 443-2998

899. Andrew Hennecke, MD
Member
Surgeries Performed
• Follows Other Surgeons' Patients 
• Laparoscopic Sleeve Gastrectomy 
• Roux-en-Y Gastric Bypass 


900. David Henry, MD FACS DABOM
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 Biliopancreatic Diversion 
• Laparoscopic Sleeve Gastrectomy 
• One Anastomosis Gastric Bypass 
• Other Gastric Bypass 
• Other Gastric Restriction 
• Pediatric (Patients Under 18) 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
1753 W Ridgeway Ave Ste 107
Suite 107
Waterloo, IA 50701-4588

Phone: (319) 352-8033