WILLIAM DAVID FYFE MD
NPI 1124523949
Emergency Medicine in Boston, MA
About William David Fyfe Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM DAVID FYFE MD (NPI 1124523949) is an individual emergency medicine provider in Boston, Massachusetts, licensed in Massachusetts (286399) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS, is affiliated with Falmouth Hospital, and is a graduate of University Of Massachusetts Medical School (2018).
NPPES Registry Identity
Specialties & Licenses
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
William David Fyfe 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 Reassignments
2Medicare enrollment records show William Fyfe reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Sandwich, MA 02563
- Reassigned Medicare billing, Massachusetts enrollment
- 129 clinicians in this Medicare group
Falmouth, MA 02540
- Reassigned Medicare billing, Massachusetts enrollment
- 51 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 5
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Falmouth Hospital
Acute Care Hospitals · Falmouth, 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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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
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 William Fyfe's NPI number?
The NPI number for William Fyfe is 1124523949. It was assigned to this individual provider in the NPPES registry on March 25, 2018.
Where is William Fyfe located?
William Fyfe practices at 1 Deaconess Rd, Boston, MA 02215. The listed phone number is (617) 754-2339.
What is William Fyfe's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is William Fyfe enrolled in Medicare?
Yes. William Fyfe 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 William Fyfe's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Fyfe reassigns Medicare benefits to 2 organizations: Urgi Center Medical Group (Sandwich, MA) and Emergency Physicians Of Falmouth (Falmouth, 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 William Fyfe's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is William Fyfe affiliated with any hospitals?
According to CMS data, William Fyfe is affiliated with Falmouth Hospital.
When was this NPI record last updated?
The NPPES record for William Fyfe was last updated on July 21, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# William David Fyfe, MD · NPI 1124523949
Emergency Medicine physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since March 25, 2018.
## Identity
- **NPI:** 1124523949 (Entity type: Individual)
- **Enumerated:** March 25, 2018
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 286399 (Massachusetts)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1 DEACONESS RD, Boston, MA 02215-5321
- **Phone:** (617) 754-2339 · **Fax:** (617) 754-2350
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Urgi Center Medical Group (NPI 1902146798, Sandwich, MA); Emergency Physicians Of Falmouth (NPI 1376828988, Falmouth, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Massachusetts Medical School, class of 2018
## Record status
- **NPPES last updated:** July 21, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1124523949) · Data from the CMS NPPES public registry.