1. Home
  2. Directory
  3. Massachusetts
  4. Boston
  5. Internal Medicine
  6. NPI Profile

EYAL BENJAMIN BEN ASSA MD
NPI 1740720937
Internal Medicine in Boston, MA

Active since March 07, 2017PECOS Enrolled
55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITAL, BOSTON, MA 02114(617) 726-7400 Get Directions Write a Review

NPPES record last updated: March 7, 2017. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Eyal Benjamin Ben Assa Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

EYAL BENJAMIN BEN ASSA MD (NPI 1740720937) is an individual internal medicine provider in Boston, Massachusetts, licensed in Massachusetts (270008) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1740720937
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameEYAL BENJAMIN BEN ASSACredential: MD
Location Address55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITALBoston, MA 02114
Mailing Address55 Fruit St., Massachusetts General HospitalBoston, MA 02114 · (617) 726-7400
Phone(617) 726-7400
Sole ProprietorNo
Enumeration DateMarch 7, 2017
✔ NPI 1740720937 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MA · 270008
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
55 FRUIT ST., Boston, MA 02114
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Eyal Benjamin Ben Assa Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02114 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

QIAN YANG DMD
Oral & Maxillofacial Surgery
55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114
Suffolk County (617) 726-8222
SANJAY MENON MD
Psychiatry & Neurology (Neurology)
55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114
Suffolk County (857) 238-5600
NOAH DANIEL HURST LEWIS MD
Student in an Organized Health Care Education/Training Program
55 FRUIT ST., YAWHAY OUTPATIENT CENTER -5B
BOSTON, MA 02114
Suffolk County (617) 643-7117
GANESH M SHANKAR MD, PHD
Neurological Surgery
55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114
Suffolk County (617) 726-5143
JAMIE M JACOBS PHD
Psychologist (Clinical)
55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114
Suffolk County (617) 724-5600
HIDEO MAKIMURA M.D., PH.D.
Internal Medicine
55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114
Suffolk County (617) 726-7948
DAVID T MADURAM MD, PHD
Anesthesiology
55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114
Suffolk County (617) 726-3030
OPEYEMI A OLABISI MD, PHD
Internal Medicine
55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114
Suffolk County (617) 726-2862

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Eyal Benjamin Ben Assa's NPI number?

The NPI number for Eyal Benjamin Ben Assa is 1740720937. It was assigned to this individual provider in the NPPES registry on March 7, 2017.

Where is Eyal Benjamin Ben Assa located?

Eyal Benjamin Ben Assa practices at 55 Fruit St. Massachusetts General Hospital, Boston, MA 02114. The listed phone number is (617) 726-7400.

What is Eyal Benjamin Ben Assa's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Eyal Benjamin Ben Assa enrolled in Medicare?

Yes. Eyal Benjamin Ben Assa is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Eyal Benjamin Ben Assa was last updated on March 7, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.