BENJAMIN GREBBER
NPI 1003494246
Pediatrics in Boston, MA
About Benjamin Grebber NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BENJAMIN GREBBER (NPI 1003494246) is an individual pediatrics provider in Boston, Massachusetts, licensed in Massachusetts (1018983) and active in the NPI registry since March 2021. He is enrolled in Medicare PECOS and is a graduate of University Of Vermont College Of Medicine (2021).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Benjamin Grebber 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02118 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 02118
BOSTON, MA 02118
BOSTON, MA 02118
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 Benjamin Grebber's NPI number?
The NPI number for Benjamin Grebber is 1003494246. It was assigned to this individual provider in the NPPES registry on March 30, 2021.
Where is Benjamin Grebber located?
Benjamin Grebber practices at 1 Boston Medical Ctr Pl Ste 1, Boston, MA 02118. The listed phone number is (617) 638-8000.
What is Benjamin Grebber's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Benjamin Grebber enrolled in Medicare?
Yes. Benjamin Grebber 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.
When was this NPI record last updated?
The NPPES record for Benjamin Grebber was last updated on January 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.
# Benjamin Grebber · NPI 1003494246
Pediatrics physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since March 30, 2021.
## Identity
- **NPI:** 1003494246 (Entity type: Individual)
- **Enumerated:** March 30, 2021
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** 1018983 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 BOSTON MEDICAL CTR PL STE 1, Boston, MA 02118-2999
- **Phone:** (617) 638-8000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** University Of Vermont College Of Medicine, class of 2021
## Record status
- **NPPES last updated:** January 6, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1003494246) · Data from the CMS NPPES public registry.