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Josephine Ni, MD

Josephine Ni, MD Physician

Instructor A of Medicine

Dr. Ni is employed by Penn Medicine.

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Clinical Specialties

Specialty:

  • Gastroenterology

Programs & Centers:

Board Certification:

  • Gastroenterology, 2016
  • Internal Medicine, 2012

Clinical Expertise:

  • Abdominal Bloating
  • Abdominal Disorders
  • Abdominal Distention
  • Abdominal Pain
  • Abnormal Liver Function
  • Abnormal Stool
  • Acute Pancreatitis
  • Alcoholic Liver Disease
  • Altered Bowel Habits
  • Anal Pain
  • Anal Spasm
  • Annular Pancreas
  • Anorexia
  • Autoimmune Enteropathy
  • Autoimmune Hepatitis
  • Barrett's Esophagus
  • Benign Neoplasm of Colon
  • Blood in Stool
  • Bowel Disorders
  • Bowel Dysmotility
  • Bowel incontinence (Fecal Incontinence)
  • Bright Red Blood in Rectum
  • C. Difficile (Clostridium Difficile Diarrhea)
  • Celiac Disease (Celiac Sprue)
  • Cholangitis
  • Cholecystitis
  • Cholelithiasis
  • Cholestasis
  • Chronic Diarrhea
  • Chronic Pancreatitis
  • Colitis
  • Collagenous Colitis
  • Colonic Inertia
  • Colonic Polyps
  • Colonoscopy
  • Constipation
  • Crigler Najjar Syndrome
  • Crohn's Disease
  • Cyclic Vomiting Syndrome
  • Difficulty Swallowing (Dysphagia)
  • Digestive Conditions
  • Diverticular Disease
  • Diverticulitis (Colonic Diverticulitis)
  • Duodenal Ulcer
  • Duodenitis
  • Dyspepsia
  • Early Satiety
  • Eosinophilic Colitis
  • Eosinophilic Enteritis
  • Eosinophilic Esophagitis (EoE)
  • Eosinophilic Gastritis
  • Epigastric Pain
  • Eructation
  • Esophageal Achalasia
  • Esophageal Disorders
  • Esophageal Motility Disorders
  • Esophageal Spasm
  • Esophageal Stricture
  • Esophageal Thickening
  • Esophageal Ulcer
  • Esophageal Varices
  • Esophagitis
  • Esophagus Tumors
  • Fatty Liver Diseases
  • Fecal Impaction
  • Feeding Tube Management
  • Flatulence
  • Focal Nodular Hyperplasia
  • Gallbladder Disorders
  • Gallbladder Polyp
  • Gastric Anomaly
  • Gastric Ulcer
  • Gastritis
  • Gastroenteritis
  • Gastroesophageal Reflux Disease (GERD)
  • Gastrointestinal Amyloid
  • Gastrointestinal Bleeding
  • Gastrointestinal Cancer Screening
  • Gastrojejunal Ulcer
  • Gastroparesis
  • Gastroscopy
  • Giardiasis
  • Gluten Sensitivity
  • H. Pylori Infection
  • Hematemesis
  • Hemochromatosis
  • Hepatitis
  • Hepatitis B
  • Hepatitis C
  • Hepatomegaly
  • Hereditary Nonpolyposis Colorectal Cancer
  • Hiatal Hernia
  • Ileitis
  • Inflammatory Bowel Disease (IBD)
  • Intestinal Obstruction
  • Intestinal Pseudo-Obstruction
  • Intractable Vomiting
  • Irritable Bowel Syndrome
  • Ischemic Colitis
  • Jaundice
  • Lactose Intolerance
  • Liver Cirrhosis
  • Liver Diseases
  • Liver Mass
  • Lymphocytic Colitis
  • Malabsorption
  • Melena
  • Microscopic Colitis
  • Motility Disorders
  • Nausea
  • Non-Alcoholic Fatty Liver Disease
  • Obstipation
  • Obstructive Jaundice
  • Odynophagia
  • Pancreas Divisum
  • Pancreatic Cyst
  • Pancreatic Insufficiency
  • Pancreatic Pseudocyst
  • Pancreaticobiliary Disease
  • Pancreatitis
  • Peptic Ulcer Disease (Stomach Ulcers)
  • Peritonitis
  • Pernicious Anemia
  • Peutz-Jeghers Syndrome
  • Polyposis Syndrome
  • Portal Hypertension
  • Portal Hypertensive Gastropathy
  • Postprandial Diarrhea
  • Proctitis
  • Proctosigmoidoscopy
  • Rectal Bleeding
  • Rectal Disorders
  • Short Bowel Syndrome (Short Gut Syndrome)
  • Sigmoidoscopy
  • Small Bowel Disease
  • Steatorrhea
  • Stomach Cramps
  • Stomach Disorders
  • Swallowing Disorders
  • Toxic Liver Injury
  • Ulcerative Colitis
  • Upper GI Endoscopy
  • Vomiting
  • Whipple's Disease
  • Wilson's Disease
  • Zenker's Diverticulum
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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 Health Care/LGH
  • 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: Northwestern University Feinberg School of Medicine
Residency: New York University - Bellevue Hospital
Fellowship: Hospital of the University of Pennsylvania

Memberships

American Gastroenterological Association, National

Hospital Affiliation

Dr. Ni is employed by Penn Medicine.

Hospital Privileges:

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Penn Medicine Radnor: Has privileges to perform procedures.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.

Research

Selected Publications:

Ting-Chin David Shen, Christel Chehoud, Josephine Ni, Evelyn Hsu, Ying-Yu Chen, Aubrey Bailey, Alice Laughlin, Kyle Bittinger, Frederic D Bushman, Gary D Wu: Dietary Regulation of the Gut Microbiota Engineered by a Minimal Defined Bacterial Consortium PLoS ONE : 2016.

Shen TC, Albenberg L, Bittinger K, Chehoud C, Chen YY, Judge CA, Chau L, Ni J, Sheng M, Lin A, Wilkins BJ, Buza EL, Lewis JD, Daikhin Y, Nissim I, Yudkoff M, Bushman FD, Wu GD: Engineering the gut microbiota to treat hyperammonemia J Clin Invest 1;125(7) : 2841-50,2015.

Ni J, Pickett-Blakely O: An unusual cause of acute pancreatitis Practical Gastroenterology XXXVIII (Issue 5): 2014.

Cho I, Hwang J, Chuang P, Walsh E, Ni J: Association between fusobacterium species and low-and high-grade colonic adenomas Clinical & Translational Science 5(2) : 178,2012.

Jain, A, Smukalla SM, Ni J, Khan A, Pandya N, Chiourmine N, Cho I: Variable Recovery of the Major Phyla of the Gut Microbiome After Colonoscopy Bowel Preparation Gastroenterology 140(5) : 362,2011.

. J. Ni, A. Snyder, S. Smukalla, H. Park, A. Jain, A. Khan, I. Cho.: Proton pump inhibitors significantly alter the taxonomic composition and butyrate production of the colonic microbiome Digestive Diseases Week, Chicago, IL : 2011.

Ni J, Snyder A, Smukalla SM, Park H, Jain A, Khan A, Cho I: Proton Pump Inhibitors Significantly Alter the Taxonomic Composition and Butyrate Production of the Colonic Microbiome Gastroenterology 140(5) : 666,2011.

Ni J, Snyder A, Smukalla S, Park H, Jain A, Khan A, Cho I: Proton pump inhibitors significantly alter the taxonomic composition and butyrate production of the colonic microbiome New York University Research Day, New York, NY : 2011.

Ni J: The CHC Psych student-run psychiatry clinic: a model for free psychiatric care and community-based psychiatry education Institute on Psychiatric Services Conference, New York, NY : 2009.

Ni J, Tanna AP: Impact of Corneal Hysteresis and Central Corneal Thickness on Intraocular Pressure Assessment with Goldmann Applanation Tonometry and Dynamic Contour Tonometry Medical Student Research Day, Northwestern University, Chicago, IL : 2006.

Academic Contact Info

Perelman Center for Advanced Medicine
3400 Civic Center Boulevard
7th Floor South Pavilion

Philadelphia, PA 19104
Phone: (215) 349-8222
Patient appointments: 800-789-7366 (PENN)