Vanessa Mitsialis, MD

Gastroenterology Internal Medicine

Vanessa Mitsialis is a Gastroenterology Internal Medicine specialist based in Boston, MA with over 13 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: INTERNAL MEDICINE

(617) 732-7426Boston, MA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Patients across MA can see Vanessa Mitsialis, MD in person in Boston or via virtual visit — no travel required. A Harvard Medical School graduate since 2013, she brings 13+ years of experience. CMS Medicare data shows her patients commonly have hypertension, high cholesterol, and arthritis.

1 of 261 Internal Medicine providers in MASee all Internal Medicine in Boston13+ years experienceNPI since 2013

Older · 2456dNPPES updated 2019-09-05 · verify NPI on CMS · Verify license at Massachusetts Board of Registration in Medicine

Contact & Location

Practice Location

75 Francis St Brigham and Women'S Hospital, Asb Ii, Boston, MA 02115-6110

CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

116

Unique beneficiaries

Standard volume

Prescription Recipients

41

Patients prescribed

Prescriptions Written

121

Total claims

Total Medicare drug cost: $299k

Data 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.

Patient Condition Panel

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.

Hypertension
73%

High blood pressure — a leading risk factor for heart disease and stroke

High Cholesterol
68%

Elevated cholesterol or triglycerides that increase heart disease risk

Arthritis
46%

Joint inflammation causing pain, swelling, and stiffness

Ischemic Heart Disease
43%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

Mood Disorders
41%

Conditions affecting emotional state, including depression and bipolar disorder

Anxiety Disorders
37%

Excessive worry or fear that interferes with daily life

Depression
35%

A mood disorder causing persistent sadness and loss of interest in activities

Diabetes
30%

A condition where the body cannot properly regulate blood sugar levels

GeneralBehavioralNational avg

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.

Career Journey
  1. Graduated medical school · 2013

    Harvard Medical School

  2. 13 years in practice

    Established

Internal MedicineAllopathic & Osteopathic Physicians

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 2013)

Practice Footprint

Mailing address

75 Francis St Brigham and Women'S Hospital, Asb-Ii, Boston, MA 02115-6110

Differs from practice location

Virtual Internal Medicine Care With Vanessa Mitsialis

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Vanessa Mitsialis 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 Vanessa Mitsialis

Dr. Mitsialis 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) 732-7426.

Verified across 4 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · 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.

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