DR. ELI V GELFAND M.D.
NPI 1659339588
Internal Medicine - Cardiovascular Disease in Boston, MA
About Dr. Eli V Gelfand M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ELI V GELFAND M.D. (NPI 1659339588) is an individual cardiovascular disease provider in Boston, Massachusetts, licensed in Massachusetts (212915) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Beth Israel Deaconess Hospital Plymouth, and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (2000).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Eli V Gelfand M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show Eli Gelfand reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 1,477 clinicians in this Medicare group
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 2,579 clinicians in this Medicare group
Boston, MA 02131
- Reassigned Medicare billing, Massachusetts enrollment
- 59 clinicians in this Medicare group
Needham, MA 02494
- Reassigned Medicare billing, Massachusetts enrollment
- 356 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 28
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Beth Israel Deaconess Hospital Plymouth
Acute Care Hospitals · Plymouth, MABeth Israel Deaconess Hospital - Needham
Acute Care Hospitals · Needham, MABeth Israel Deaconess Medical Center
Acute Care Hospitals · Boston, MABeth Israel Deaconess Hospital - Milton
Acute Care Hospitals · Milton, MALahey Hospital & Medical Center, Burlington
Acute Care Hospitals · Burlington, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02215 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
BOSTON, MA 02215
BOSTON, MA 02215
BOSTON, MA 02215
BOSTON, MA 02215
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 Eli Gelfand's NPI number?
The NPI number for Eli Gelfand is 1659339588. It was assigned to this individual provider in the NPPES registry on May 2, 2006.
Where is Eli Gelfand located?
Eli Gelfand practices at 330 Brookline Ave Rw-453, Boston, MA 02215. The listed phone number is (617) 667-4811.
What is Eli Gelfand's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Eli Gelfand enrolled in Medicare?
Yes. Eli Gelfand is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Eli Gelfand's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eli Gelfand reassigns Medicare benefits to 4 organizations: Beth Israel Deaconess Medical Center, Inc. (Boston, MA), Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (Boston, MA), Hebrew Rehabilitation Center (Boston, MA) and Medical Care Of Boston Management Corporation (Needham, MA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Eli Gelfand's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Eli Gelfand accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Eli Gelfand as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Eli Gelfand affiliated with any hospitals?
According to CMS data, Eli Gelfand is affiliated with Beth Israel Deaconess Hospital Plymouth, Beth Israel Deaconess Hospital - Needham, Beth Israel Deaconess Medical Center, Beth Israel Deaconess Hospital - Milton and Lahey Hospital & Medical Center, Burlington.
When was this NPI record last updated?
The NPPES record for Eli Gelfand was last updated on June 7, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.