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David S. Wernsing, MD, FACS

David S. Wernsing, MD, FACS Physician

Director, Bariatric Surgery at Pennsylvania Hospital Clinical Associate Professor of Surgery

Dr. Wernsing is employed by Penn Medicine.

About Dr. David S. Wernsing

Recognized by America's Top Doctors 2015 – 2019

Recognized in Philadelphia magazine's May 2018, 2019 Top Docs issue

Specializes in minimally invasive surgery, including sarcoma and GI malignancies.

Patient Satisfaction Ratings

Patient Rating Breakdown

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our nationally-recognized Press Ganey Patient Satisfaction Survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

Responses are measured on a scale of 1 to 5 with 5 being the best score.

Comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

Overall Ratings

Clinical Specialties

Specialty:

  • Bariatric Surgery
  • Gastrointestinal Surgery

Programs & Centers:

Board Certification:

  • Surgery, 2002

Clinical Expertise:

  • Abdominal Abscess
  • Abdominal Adhesions
  • Abdominal Surgery
  • Abdominal Wall Defect
  • Abdominal Wall Surgery
  • Adiposity
  • Adrenal Mass
  • Appendectomy
  • Appendix Cancer
  • Bariatric Revision Surgery
  • Bariatric Surgery
  • Bariatric Surgery Counseling
  • Bile Duct Cancer (Cholangiocarcinoma)
  • Biliary Colic
  • Biliopancreatic Diversion with Duodenal Switch
  • Biopsy
  • Breast Biopsy
  • Carcinoid of the Stomach
  • Carcinoid Tumor of Pancreas
  • Carcinoid Tumors
  • Cecostomy
  • Cholecystectomy
  • Cholecystitis
  • Colonic Volvulus
  • Cystadenoma of Pancreas
  • Diaphragmatic Hernia
  • Duodenal Switch
  • Duodenal Ulcer Surgery
  • Endoscopic Surgery
  • Epigastric Hernia
  • Esophagogastric Junction Cancer
  • Femoral Hernia
  • Fine Needle Aspiration
  • Fistula Enterocutaneous
  • Fundoplication
  • Gallbladder Cancer
  • Gallbladder Disorders
  • Gastric Banding
  • Gastric Bypass Surgery
  • Gastric Pacemaker
  • Gastroesophageal Reflux Surgery
  • Gastrointestinal Bleeding
  • Gastrointestinal Cancer
  • Gastrointestinal Stromal Tumors (GIST)
  • Gastroplasty
  • Hemorrhoids
  • Hepatobiliary Malignancies
  • Hernia
  • Hernia Repair
  • Hiatal Hernia
  • Hiatal Hernia Repair
  • Hickman Catheter
  • Ileostomy
  • Incarcerated Hernia
  • Incision and Drainage
  • Incisional Hernia
  • Inclusion Cyst
  • Infusaport Placement
  • Inguinal Hernia
  • Inguinal Hernia Repair
  • Insertion of Gastric Balloon
  • Insulinoma
  • Internal Hernia
  • Intestinal Carcinoid Tumor
  • Intestinal Fistula
  • Intestinal Infarction
  • Intestinal Obstruction
  • Intestine Cancer Surgery
  • Intraductal Papillary Mucinous Neoplasm
  • Intussusception
  • Laparoscopic Adjustable Gastric Banding Surgery (LAGB)
  • Laparoscopic Appendectomy
  • Laparoscopic Cholecystectomy
  • Laparoscopic Gastric Restrictive Procedure
  • Laparoscopic Gastrostomy 
  • Laparoscopic Hernia Repair
  • Laparoscopic Hiatal Hernia Repair
  • Laparoscopic Incisional Hernia Repair
  • Laparoscopic Inguinal Hernia Repair
  • Laparoscopic Lymph Node Biopsy
  • Laparoscopic Pancreatectomy
  • Laparoscopic Recurrent Hernia Repair
  • Laparoscopic Removal of Gastric Restrictive Devices
  • Laparoscopic Revision of Gastric Restrictive Procedure
  • Laparoscopic Spleen Removal Surgery (Splenectomy)
  • Laparoscopic Splenectomy
  • Laparoscopic Toupet Fundoplication
  • Laparoscopic Treatment of Small Bowel Obstruction
  • Laparoscopic Umbilical Herniorrhaphy
  • Laparoscopic Ventral Hernia Repair
  • Laparoscopic Whipple Procedure
  • Laparoscopy
  • Lipoma
  • Liver Cancer
  • Liver Mass
  • Liver Metastases
  • Liver Surgery
  • Lymph Node Biopsy
  • Lysis of Adhesions
  • Malignant Neoplasm of Pancreatic Duct
  • Malignant Tumor of Extrahepatic Bile Duct
  • Mechanical Complication of Gastrostomy
  • Mediports
  • Mesenteric Cyst
  • Mesenteric Mass
  • Metastatic Colon Cancer
  • Minimally Invasive Surgery
  • Morbid Obesity
  • Muscle Biopsy
  • Musculoskeletal Biopsy
  • Neuroendocrine Tumors
  • Obesity
  • Obesity Surgery
  • Pancreas Head Cancer
  • Pancreas Tail Cancer
  • Pancreatectomy
  • Pancreatic Cancer
  • Pancreatic Neuroendocrine Tumors (Islet Cell Tumors)
  • Pancreatic Tumors
  • Pancreaticobiliary Disease
  • Paraesophageal Hernia
  • Parastomal Hernia
  • Partial Splenectomy
  • PEG (Percutaneous Endoscopic Gastrostomy)
  • Peptic Ulcer Surgery
  • Perforation of the Gallbladder
  • Peridiverticular Abscess
  • Pilar Cyst
  • Pilonidal Disease
  • Port
  • Post-Bariatric and Weight-Loss Surgery
  • Pseudomyxoma Peritonei
  • Pyloroplasty
  • Rectal Cancer
  • Rectus Sheath Hernia
  • Recurrent Colorectal Cancer
  • Recurrent Femoral Hernia
  • Recurrent Hernia
  • Reducible Hernia
  • Richter Hernia
  • ROSE Procedure
  • Roux-En-Y Bypass
  • Sentinel Node Biopsy
  • Skin Abscess
  • Small Bowel Biopsy
  • Small Bowel Cancer
  • Small Bowel Obstruction
  • Small Intestine Cancer
  • Spigelian Hernia
  • Splenic Anomalies
  • Splenic Cyst
  • Splenic Mass
  • Splenomegaly
  • Stomach Cancer (Gastric Cancer)
  • Stomach Fistula
  • Stomach Stapling
  • Stomach Surgery
  • Stomach Tumor Surgery
  • Stromal Tumor of the Intestine
  • Subphrenic Abscess
  • Surgical Management of Advanced Hepato-Biliary Cancer
  • Thyroid Nodules
  • Umbilical Hernia
  • Varicose Veins
  • Ventral Hernia
  • Vertical Banded Gastroplasty
Show All Expertise

Practice Locations and Appointments

Insurance Accepted

  • Aetna US Healthcare
  • Amerihealth Caritas
  • Amerihealth Caritas Medicare
  • Cigna
  • Cigna HealthSpring
  • Clover Health Plan
  • CVS Health
  • Devon Health Services (Americare)
  • eLAP Services
  • Gateway Health Plan
  • Geisinger Health Plan
  • HealthAmerica / HealthAssurance, a Coventry Plan
  • HealthPartners
  • HealthPartners Medicare
  • HealthSmart
  • Highmark Blue Shield
  • Homestead Smart Health Plans
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana / Choicecare
  • Independence Blue Cross (Keystone East)
  • Intergroup
  • Keystone First
  • Keystone First Medicare
  • Multiplan
  • NJ Medicaid
  • NJ Qualcare
  • Oxford Health Plan
  • PA Health and Wellness (Centene) Medicare
  • PA Medicaid
  • PA Medicare
  • Preferred Care
  • Preferred Health Care/LGH
  • Preferred Health Care/PA Preferred Health Networks
  • Provider Partners Health Plan
  • Rail Road Medicare / Palmetto GBA
  • Remedy Partners at Penn Medicine
  • Tricare
  • United Healthcare
  • UnitedHealthcare Community Plan
  • US Family Health Plan
  • Veterans Choice Program

Education and Training

Medical School: University of Medicine and Dentistry of New Jersey
Residency: Pennsylvania Hospital

Memberships

American College of Surgeons (Fellow), National American Medical Association, National American Society for Metabolic & Bariatric Surgeons, National American Society for Parenteral & Enteral Nutrition, National American Society of Parenteral & Enteral Nutrition, National International Society for Peritoneal Dialysis, National Society for Laparoendoscopic Surgeons, National Society of American Gastrointestinal and Endoscopic Surgeons, National

Hospital Affiliation

Dr. Wernsing is employed by Penn Medicine.

Hospital Privileges:

  • Chester County Hospital: Has privileges to treat patients in the hospital.
  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.

Academic Contact Info

Department of Surgery
Penn Medicine Washington Square
800 Walnut Street, 20th Floor

Philadelphia, PA 19107
Phone: (215) 829-8455
Patient appointments: 800-789-7366 (PENN)

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