Daniel Leffler, AGAF, MD, MSC
Internal Medicine, Gastroenterology
3.8(8 reviews)
Beth Israel Deaconess Medical Center
330 Brookline Ave, Boston, MA 02215
Accepting new patients
Conditions Treated
- Nausea & Vomiting
- Constipation
- Difficulty Swallowing
- Blood In Stool
- Bloating/Gas
- Abnormal Weight Loss
- Stomach Pain
- Acid Reflux/GERD
- Anal Bleeding
- Diarrhea
Specialized Treatments
- Digestive Enzyme Levels (e.g. Amylase, Lipase)
- Iron Tests (e.g. Iron Level, Ferritin, Iron Binding Capacity)
- Hepatitis Tests
- Liver Tests (e.g. GGT, Bilirubin)
- Liver Enzyme Levels (e.g. ALT, AST, Alkaline Phosphatase)
- Liver Tumor Markers (e.g. AFP)
- Antibody Levels (e.g. IgG, IgM, IgA)
- Diagnostic Colonoscopy (With Biopsy)
- Coagulation Tests (e.g. PT, PTT)
- Abdomen Ultrasound
- Upper Endoscopy (With Biopsy)
- Vitamin Levels (e.g. D, B-12)
- Abdomen MRI
- Abdomen CT
- Electrolyte Levels (e.g. Magnesium, Phosphorus)
- Thyroid Tests (e.g. TSH, Free T4)
- Blood Count (CBC)