John Michael Gansner, M.D./PH.D.
John Michael Gansner is a Hematology Internal Medicine specialist based in Boston, MA with over 16 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: INTERNAL MEDICINE
Patients across MA can see John Michael Gansner, M.D./PH.D. in person in Boston or via virtual visit — no travel required. He graduated from Washington University School of Medicine in 2010 and has 16+ years of clinical experience. He regularly sees Medicare patients with high cholesterol, hypertension, and arthritis (per CMS claims data).
Older · 3645dNPPES updated 2016-05-31 · verify NPI on CMS · Verify license at Massachusetts Board of Registration in Medicine
How Does This Doctor Compare?
Medicare Patients
32
Unique beneficiaries
Boutique practicePrescriptions Written
22
Total claims
Total Medicare drug cost: $533
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.
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 High Cholesterol, Hypertension, and Arthritis.
Elevated cholesterol or triglycerides that increase heart disease risk
High blood pressure — a leading risk factor for heart disease and stroke
Joint inflammation causing pain, swelling, and stiffness
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
Patient Reviews
No patient reviews yet. If you've seen John Michael Gansner, your feedback helps other patients.
Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →
Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2010
Washington University School of Medicine in St. Louis
16 years in practice
Experienced
Hematologists specialize in blood disorders including anemia, clotting disorders, hemophilia, sickle cell disease, lymphoma, leukemia, and other blood cancers. They manage anticoagulation therapy and blood transfusions.
Taxonomy: 207RH0000X
Education & Training
Washington University School of Medicine (Class of 2010)
Mailing address
75 Francis St, Boston, MA 02115-6110
Differs from practice location
Virtual Internal Medicine Care With John Michael Gansner
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with John Michael Gansner for cholesterol management, blood pressure monitoring, 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 John Michael Gansner
Dr. Gansner 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) 632-3779.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
Is this your profile?
Verify credentials, update practice details, and manage telehealth.
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 John Michael Gansner
Practice Location
450 Brookline Ave, Boston, MA 02215-5418
Mailing Address
75 Francis St, Boston, MA 02115-6110
This is a provider directory. Contact the office directly to schedule appointments.
Related Providers
Hematology Internal Medicine in Massachusetts
See allSidney Alexander, M.D.
Burlington, MA
Kunwar S Singh, M.D.
Malden, MA
David J Kanarek, M.D.
Boston, MA