Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Jordan S Sack, MD, MPH

Individual provider Hepatology Physician · NPI 1669883245

Dr. Jordan S Sack, MD, MPH is a Gastroenterology in Boston, Massachusetts. Graduated from Warren Alpert Medical School of Brown University in 2014, 12 years ago. Practices with Massachusetts General Physicians Organization Inc, a 3,484-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
12
Trained at
Warren Alpert Medical School of Brown University
Licensed in
MA
In the registry since
2014
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MPH — Master of Public Health
A graduate degree in population health.

See every abbreviation used in this directory →

Practice location Address checks out

45 Francis St Asb-Ii Gi Clinic
Boston, MA 02115-6110
Phone: (617) 732-6389
Fax: (617) 566-0338
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 55 Fruit Street, Boston, MA 02114 — (617) 726-3313
  • 1153 Centre Street, Boston, MA 02130 — (617) 983-7848

Specialties & licences

Hepatology Physician (primary) Taxonomy 207RI0008X · Licence 287611 (MA)
Gastroenterology Physician Taxonomy 207RG0100X · Licence 287611 (MA)
Transplant Hepatology Physician Taxonomy 207RT0003X · Licence 287611 (MA)

Record details

NPI number1669883245
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , MPH
Sole proprietorYes
NPI enumeratedMay 16, 2014
Last updated in NPPESAugust 20, 2021
Certification dateAugust 2, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGASTROENTEROLOGY
Medical schoolWARREN ALPERT MEDICAL SCHOOL OF BROWN UNIVERSITY
Graduated 2014 (12 years in practice)
Group practice Massachusetts General Physicians Organization Inc — 3484 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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