Sahar Nissim
Gastroenterology Internal Medicine
Sahar Nissim is a Gastroenterology Internal Medicine specialist based in Boston, MA with over 19 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Sahar Nissim practices as part of a group gastroenterologist practice in Boston, MA. Trained at Harvard Medical School (class of 2007), he has been practicing for over 19 years. Among his Medicare patients, common conditions include hypertension, high cholesterol, and arthritis (per CMS data).
Older · 4396dNPPES updated 2014-08-25 · verify NPI on CMS · Verify license at Massachusetts Board of Registration in Medicine
How Does This Doctor Compare?
Medicare Patients
68
Unique beneficiaries
Standard volumeData Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Arthritis.
High blood pressure — a leading risk factor for heart disease and stroke
Elevated cholesterol or triglycerides that increase heart disease risk
Joint inflammation causing pain, swelling, and stiffness
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
Excessive worry or fear that interferes with daily life
A condition where the body cannot properly regulate blood sugar levels
Gradual loss of kidney function over time, often linked to diabetes or hypertension
An irregular, often rapid heartbeat that increases the risk of stroke
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2007
Harvard Medical School
19 years in practice
Experienced
Gastroenterologists diagnose and treat digestive system disorders including GERD, irritable bowel syndrome (IBS), inflammatory bowel disease (Crohn's, ulcerative colitis), liver disease, pancreatitis, and colon polyps. They perform endoscopies and colonoscopies.
Taxonomy: 207RG0100X
Education & Training
Harvard Medical School (Class of 2007)
Mailing address
2 Saint Paul St Apt 308, Brookline, MA 02446-6580
Differs from practice location
Virtual Internal Medicine Care With Sahar Nissim
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Sahar Nissim for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Boston required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Sahar Nissim
Dr. Nissim is listed as active in the NPI registry with telehealth listed in Boston, MA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (617) 525-6841.
Sourced from CMS NPPES · OIG LEIE · CMS Physician Comparator. See Data Methodology.
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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.
Contact Sahar Nissim
Practice Location
75 Francis St, Boston, MA 02115-6110
Mailing Address
2 Saint Paul St Apt 308, Brookline, MA 02446-6580
This is a provider directory. Contact the office directly to schedule appointments.
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