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861. Peter Hallowell, MD
Practicing Surgeon
Surgeries Performed
• BPD w/ Duodenal Switch 
• Bariatric Endoscopy Procedures 
• Follows Other Surgeons' Patients 
• Gastric Banding 
• Laparoscopic BPD w/ Duodenal Switch 
• 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
PO Box 800709
Charlottesville, VA 22908-0709

Phone: (434) 982-0840

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

Practice Location
14904 Richmond Hwy Ste 205
Suite 205
Woodbridge, VA 22191-3908

Phone: (703) 595-4566

863. Valerie Halpin, MD
Practicing Surgeon
Surgeries Performed
• Bariatric Endoscopy Procedures 
• Follows Other Surgeons' Patients 
• Gastric Banding 
• Intragastric Balloon 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
1040 NW 22nd Ave Ste 500
Portland, OR 97210-3097

Phone: (503) 413-7557

864. R. Halversen, MD
Practicing Surgeon
Surgeries Performed
• Laparoscopic Roux-en-Y Gastric Bypass 
• Roux-en-Y Gastric Bypass 

Practice Location
1160 E 3900 S Ste 4100
Suite 4100
Salt Lake City, UT 84124-1246

Phone: (801) 268-3800

865. Sami Hamamji, 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
1010 W La Veta Ave Ste 775
Orange, CA 92868-4306

Phone: (714) 541-5959

866. Brice Hamilton, MD
Practicing Surgeon
Surgeries Performed
• Follows Other Surgeons' Patients 
• 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
23401 Prairie Star Pkwy Ste 300
Suite 300
Lenexa, KS 66227-7246

Phone: (913) 677-6319

867. Max Hammer, MD
Practicing Surgeon
Surgeries Performed
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 

Practice Location
900 N 1st St Fl 3
3rd Floor
Springfield, IL 62702-3749

Phone: (217) 528-7541

868. Hanafy Hanafy, MD FACS FRCSEd
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
2202 S Cedar St Ste 300
Suite 300
Tacoma, WA 98405-2318

Phone: (125) 330-1528

869. Bernie Hanna, MD FACS MSMBS
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
7220 S Cimarron Rd Ste 100
Las Vegas, NV 89113-2157

Phone: (702) 384-1160

870. Karen Hanna, 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
2385 S Melrose Dr
Vista, CA 92081-8788

Phone: (760) 300-3647

871. Edward Hannoush, MD
Practicing Surgeon
Surgeries Performed
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 

Practice Location
85 Seymour St Ste 415
Ste 415
Hartford, CT 06106-5523

Phone: (860) 246-2071

872. Sohaib Harara, MD
Member
Surgeries Performed
• Follows Other Surgeons' Patients 
• Gastric Banding 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• One Anastomosis Gastric Bypass 
• Pediatric (Patients Under 18) 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
Ibn Khaldoun St. 59./Suite 301
P.O. Box 830057
Amman, 11183

Phone: 962799540554

873. Mustafa Hares, MD FACS
Practicing Surgeon
Surgeries Performed
• BPD w/ Duodenal Switch 
• Follows Other Surgeons' Patients 
• Other Gastric Bypass 
• Other Gastric Restriction 
• Pediatric (Patients Under 18) 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
4512 Stoneview
West Bloomfield, MI 48322-3498

Phone: (248) 371-3199

874. Kristi Harold, MD
Practicing Surgeon
Surgeries Performed
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 


875. Willie Harper, MS MD FACS
Practicing Surgeon
Surgeries Performed
• Single Anastomosis Duodeno-ileostomy 
• Roux-en-Y Gastric Bypass 
• Revision/Conversion of Prior Procedure 
• Laparoscopic Sleeve Gastrectomy 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Follows Other Surgeons' Patients 

Practice Location
1005 E Matthews Ave
Jonesboro, AR 72401-4308


876. Nicholas Harrel, MD
Practicing Surgeon
Surgeries Performed
• BPD w/ Duodenal Switch 
• Bariatric Endoscopy Procedures 
• Laparoscopic BPD w/ Duodenal Switch 
• Laparoscopic Biliopancreatic Diversion 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• One Anastomosis Gastric Bypass 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 
• Single Anastomosis Duodeno-ileostomy 

Practice Location
1492 S Mill Ave Ste 113
Tempe, AZ 85281-5660

Phone: (602) 507-4458

877. David Harris, MD
Practicing Surgeon
Surgeries Performed
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• One Anastomosis Gastric Bypass 
• Revision/Conversion of Prior Procedure 
• Roux-en-Y Gastric Bypass 

Practice Location
1111 Highland Ave
WIMR 5131
Madison, WI 53705-2275

Phone: (608) 263-2956

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

Practice Location
1221 Sixth Street
Suite 300
Traverse City, MI 49684


879. Christopher Hart, 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
6920 McGinnis Ferry Rd Ste 340
Suite 340
Suwanee, GA 30024-6675

Phone: (770) 232-9252

880. Eugenius Harvey, MD MRCS FACS
Practicing Surgeon
Surgeries Performed
• BPD w/ Duodenal Switch 
• Laparoscopic BPD w/ Duodenal Switch 
• Laparoscopic Roux-en-Y Gastric Bypass 
• Laparoscopic Sleeve Gastrectomy 
• Revision/Conversion of Prior Procedure 

Practice Location
440 W 114th St
ACC1
New York, NY 10025-1796

Phone: (212) 636-1000