Assistant Professor of Medicine, Massachusetts General Hospital and Harvard Medical School.
Gastroenterology
Dr. Ashwin N. Ananthakrishnan, MD
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Ashwin Ananthakrishnan is an expert in the field of Gastroenterology. He went to medical school at Medical College of Wisconsin Affiliated Hospitals. Ashwin Ananthakrishnan is a published doctor. He published 98 publications, including: 'Association Between Circulating Levels of C-Reactive Protein and Interleukin-6 and Risk of Inflammatory Bowel Disease.' Ashwin N. Ananthakrishnan accepts Medicare payments and is registered with Medicare.gov.
Publications
- Genetic basis of TNF-α antagonist associated psoriasis in inflammatory bowel Diseases: a genotype-phenotype analysis.
- Association Between Circulating Levels of C-Reactive Protein and Interleukin-6 and Risk of Inflammatory Bowel Disease.
- Adjuvant use of antibiotics with corticosteroids in inflammatory bowel Disease exacerbations requiring hospitalisation: a retrospective cohort study and meta-analysis.
- Zinc intake and risk of Crohn's Disease and ulcerative colitis: a prospective cohort study.
- Common Genetic Variants Influence Circulating Vitamin D Levels in Inflammatory Bowel Diseases.
- High School Diet and Risk of Crohn's Disease and Ulcerative Colitis.
- New onset idiosyncratic liver enzyme elevations with biological therapy in inflammatory bowel Disease.
- HBV infection is associated with greater mortality in hospitalised patients compared to HCV infection or alcoholic liver Disease.
- Colonoscopy is associated with a reduced risk for colon Cancer and mortality in patients with inflammatory bowel diseases.
- Measures of obesity and risk of Crohn's Disease and ulcerative colitis.
- High C-Reactive Protein Is Associated with Poor Sleep Quality Independent of Nocturnal Symptoms in Patients with Inflammatory Bowel Disease.
- Red meat intake, NAT2, and risk of Colorectal cancer: a pooled analysis of 11 studies.
- Variation in Treatment of Patients With Inflammatory Bowel Diseases at Major Referral Centers in the United States.
- Improving the power of genetic association tests with imperfect phenotype derived from electronic medical records.
- Evaluation of matched control algorithms in EHR-based phenotyping studies: A case study of inflammatory bowel Disease comorbidities.
- Environmental Risk Factors for Inflammatory Bowel Diseases: A Review.
- Mode of Childbirth and Long-Term Outcomes in Women with Inflammatory Bowel Diseases.
- Natural History of Perianal Crohn's Disease After Fecal Diversion.
- Natural history of Crohn's Disease following total colectomy and end ileostomy.
- Association between low density lipoprotein and rheumatoid arthritis genetic factors with low density lipoprotein levels in rheumatoid arthritis and non-rheumatoid art...
- Impact of Mode of Delivery on Outcomes in Patients with Perianal Crohn's Disease.
- Sleep Duration Affects Risk for Ulcerative Colitis: A Prospective Cohort Study.
- Reply to Dr. Sultan.
- Cost-effectiveness of Competing Strategies for Management of Recurrent Clostridium difficile Infection: A Decision Analysis.
- Higher plasma vitamin D is associated with reduced risk of Clostridium difficile infection in patients with inflammatory bowel Diseases.
- Genetic Polymorphisms in Metabolizing Enzymes Modifying the Association Between Smoking and Inflammatory Bowel Diseases.
- Venous Thromboembolism in Patients with Inflammatory Bowel Diseases: A Case-control Study of Risk Factors.
- Mortality and extraintestinal Cancers in patients with primary sclerosing cholangitis and inflammatory bowel disease.
- Differential Effect of Genetic Burden on Disease Phenotypes in Crohn's Disease and Ulcerative Colitis: Analysis of a North American Cohort.
- SMAD3 gene variant is a risk factor for recurrent surgery in patients with Crohn's Disease.
- Challenges in Designing a National Surveillance Program for Inflammatory Bowel Disease in the United States.
- Cost-effectiveness analysis of chromoendoscopy for Colorectal cancer surveillance in patients with ulcerative colitis.
- Association Between Reduced Plasma 25-hydroxy Vitamin D and Increased Risk of Cancer in Patients with Inflammatory Bowel Diseases.
- Pretreatment 25-Hydroxyvitamin D Levels and Durability of Anti-Tumor Necrosis Factor-α Therapy in Inflammatory Bowel Diseases.
- Dyssynergic Defecation: A Treatable Cause of Persistent Symptoms When Inflammatory Bowel Disease Is in Remission.
- Genetic risk factors for Clostridium difficile infection in Ulcerative colitis.
- Personalizing therapy for inflammatory bowel Diseases.
- Oral contraceptives, reproductive factors and risk of inflammatory bowel Disease.
- Normalization of Plasma 25-Hydroxy Vitamin D Is Associated with Reduced Risk of Surgery in Crohn's Disease.
- A Prospective Study of Long-term Intake of Dietary Fiber and Risk of Crohn's Disease and Ulcerative Colitis.
- Long-term intake of dietary fat and risk of ulcerative colitis and Crohn's Disease.
- How Does Genotype Influence Disease Phenotype in Inflammatory Bowel Disease?
- Antibiotic exposure is associated with development of inflammatory bowel Disease.
- Improving Case Definition of Crohn's Disease and Ulcerative Colitis in Electronic Medical Records Using Natural Language Processing: A Novel Informatics Approach.
- Interobserver Agreement for the Detection of Barrett's Esophagus with Optical Frequency Domain Imaging.
- Weekend hospitalisations and post-operative complications following urgent surgery for ulcerative colitis and Crohn's Disease.
- Early life factors and risk of inflammatory bowel Disease in adulthood.
- Infection-related hospitalizations are associated with increased mortality in patients with inflammatory bowel Diseases.
- Guidelines for Diagnosis, Treatment, and Prevention of Clostridium difficile Infections.
- Impact of Coexistent Celiac Disease on Phenotype and Natural History of Inflammatory Bowel Diseases.
- Treatment of Intra-Abdominal Abscesses in Crohn's Disease: A Nationwide Analysis of Patterns and Outcomes of Care.
- Psychiatric co-morbidity is associated with increased risk of surgery in Crohn's Disease.
- Older age is associated with higher rate of discontinuation of anti-TNF therapy in patients with inflammatory bowel Disease.
- Sleep Disturbance and Risk of Active Disease in Patients with Crohn's Disease and Ulcerative Colitis.
- Similar Risk of Depression and Anxiety Following Surgery or Hospitalization for Crohn's Disease and Ulcerative Colitis.
- Environmental triggers for inflammatory bowel Disease.
- Association Between Depressive Symptoms and Incidence of Crohn's Disease and Ulcerative Colitis: Results From the Nurses' Health Study.
- Can Mucosal Healing Be a Cost-effective Endpoint for Biologic Therapy in Crohn's Disease? A Decision Analysis.
- Hormone Therapy Increases Risk of Ulcerative Colitis but not Crohn's Disease.
- Clostridium difficile infection in hospitalized liver transplant patients: A nationwide analysis.
- Geographical variation and incidence of inflammatory bowel Disease among US women.
- Vitamin D and IBD: More pieces to the puzzle, still no complete picture.
- Higher Predicted Vitamin D Status is Associated with Reduced Risk of Crohn's Cisease.
- Certolizumab Pegol Compared to Natalizumab in Patients with Moderate to Severe Crohn's Disease: Results of a Decision Analysis.
- Missed polyps, missed opportunities.
- Strategies for the prevention of postoperative recurrence in Crohn's Disease: results of a decision analysis.
- Vitamin D deficiency in patients with inflammatory bowel Disease: association with Disease activity and quality of life.
- Ambient air pollution correlates with hospitalizations for inflammatory bowel Disease: An ecologic analysis.
- Temporal trends in Disease outcomes related to Clostridium difficile infection in patients with inflammatory bowel Disease.
- Physician density and hospitalization for inflammatory bowel Disease.
- A nationwide analysis of changes in severity and outcomes of inflammatory bowel Disease hospitalizations.
- Deep Vein Thrombosis and Pulmonary Embolism in Hospitalized Patients with Cirrhosis: A Nationwide Analysis.
- QuantiFERON TB gold testing for tuberculosis screening in an inflammatory bowel Disease cohort in the United States.
- Fracture-associated hospitalizations in patients with inflammatory bowel Disease.
- Higher physician density is associated with lower incidence of late-stage Colorectal cancer.
- Simple score to identify colectomy risk in Ulcerative colitis hospitalizations.
- Clostridium difficile and inflammatory bowel Disease: more questions than answers?
- A novel risk score to stratify severity of Crohn's Disease hospitalizations.
- Length of office visits for gastrointestinal Disease: impact of physician specialty.
- Impact of prior irregular infliximab dosing on performance of long-term infliximab maintenance therapy in Crohn's Disease.
- Editorial: improved efficacy of biological maintenance therapy in "early" compared with "late" Crohn's Disease: strike while the iron is hot with a...
- A noninvasive clinical scoring model predicts risk of nonalcoholic steatohepatitis in morbidly obese patients.
- Imatinib and Panax ginseng: a potential interaction resulting in liver toxicity.
- Impact of autonomic dysfunction on inflammatory bowel Disease.
- Does primary sclerosing cholangitis impact quality of life in patients with inflammatory bowel Disease?
- Trends in ambulatory and emergency room visits for inflammatory bowel Diseases in the United States: 1994-2005.
- Laparoscopic resection for inflammatory bowel Disease: outcomes from a nationwide sample.
- Clostridium difficile is associated with poor outcomes in patients with cirrhosis: A national and tertiary center perspective.
- Clostridium difficile and inflammatory bowel Disease.
- Durability of infliximab in Crohn's Disease: a single-center experience.
- Higher hospital volume is associated with lower mortality in acute nonvariceal upper-GI hemorrhage.
- Outcomes of weekend admissions for upper gastroIntestinal hemorrhage: a nationwide analysis.
- Inflammatory bowel Disease in the elderly is associated with worse outcomes: a national study of hospitalizations.
- History of medical hospitalization predicts future need for colectomy in patients with Ulcerative colitis.
- Higher hospital volume predicts endoscopy but not the in-hospital mortality rate in patients with acute variceal hemorrhage.
- Budesonide induction and maintenance therapy for Crohn's Disease during pregnancy.
- Does it matter where you are hospitalized for inflammatory bowel Disease? A nationwide analysis of hospital volume.
Procedures Preformed
- Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
- Endoscopy (Esophagus, Stomach, Small Intestine)
Conditions Treated
- Abdominal Pain
- Anemia
- Barrett's Esophagus
- Benign Neoplasm of the Digestive System
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Doctors Specialties
- Gastroenterology
Accepted Insurances
Education
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Medical College of Wisconsin Affiliated Hospitals -
Jawaharlal Institute of Postgraduate Medical Education and Research
Hospital
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Massachusetts General Hospital
Drug Facts
| NPI NUMBER | 1033292545 | |
| NPPES Provider LastName | ANANTHAKRISHNAN | |
| NPPES Provider FirstName | ASHWIN | |
| NPPES Provider ZIPCode | 532271374 | |
| NPPES Provider State | WI | |
| Specialty Description | Gastroenterology | |
| Total Claim Count | 327.0 | |
| Distinct Opioid Count | 0.0 | |
| Opioid Claim Count | 0.0 | |
| Percent Opioid Claims | 0.0 |
Helpful Reviews
Medicare Facts
| National Provider Identifier [NPI] | 1033292545 |
| Last Name Of The Provider | ANANTHAKRISHNAN |
| First Name Of The Provider | ASHWIN |
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