DR. BENJAMIN C. WARF MD
NPI 1891887626
Neurological Surgery in Boston, MA
About Dr. Benjamin C. Warf Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. BENJAMIN C. WARF MD (NPI 1891887626) is an individual neurological surgery provider in Boston, Massachusetts, licensed in Massachusetts (74602) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and is a graduate of Harvard Medical School (1984).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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. Benjamin C. Warf Md 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 Reassignment
Medicare enrollment records show Benjamin Warf reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 34 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02115 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 02115
BOSTON, MA 02115
BOSTON, MA 02115
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 Warf's NPI number?
The NPI number for Benjamin Warf is 1891887626. It was assigned to this individual provider in the NPPES registry on September 29, 2006.
Where is Benjamin Warf located?
Benjamin Warf practices at 300 Longwood Ave Hunnewell 02, Boston, MA 02115. The listed phone number is (617) 355-6015.
What is Benjamin Warf's specialty?
The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.
Is Benjamin Warf enrolled in Medicare?
Yes. Benjamin Warf 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 organization bills Medicare for Benjamin Warf's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Benjamin Warf reassigns Medicare benefits to Boston Pediatric Neurosurgical Foundation, Inc. (Boston, MA). The 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 Benjamin Warf's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Benjamin Warf accept?
Health plans from Taro Health list Benjamin Warf 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.
When was this NPI record last updated?
The NPPES record for Benjamin Warf was last updated on June 19, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.