RACHEL WILLWERTH FNP-BC
NPI 1912610312
Nurse Practitioner - Family in Boston, MA
About Rachel Willwerth Fnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RACHEL WILLWERTH FNP-BC (NPI 1912610312) is an individual family provider in Boston, Massachusetts, licensed in Massachusetts (RN2306435) and active in the NPI registry since December 2022. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Rachel Willwerth Fnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Rachel Willwerth reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 281 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 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 Rachel Willwerth's NPI number?
The NPI number for Rachel Willwerth is 1912610312. It was assigned to this individual provider in the NPPES registry on December 30, 2022.
Where is Rachel Willwerth located?
Rachel Willwerth practices at 330 Brookline Ave, Boston, MA 02215. The listed phone number is (617) 667-7000.
What is Rachel Willwerth's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Rachel Willwerth enrolled in Medicare?
Yes. Rachel Willwerth is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Rachel Willwerth's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rachel Willwerth reassigns Medicare benefits to Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr 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 Rachel Willwerth's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Rachel Willwerth was last updated on December 30, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Rachel Willwerth, FNP-BC · NPI 1912610312
Family physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since December 30, 2022.
## Identity
- **NPI:** 1912610312 (Entity type: Individual)
- **Enumerated:** December 30, 2022
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** RN2306435 (Massachusetts)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 330 BROOKLINE AVE, Boston, MA 02215-5491
- **Phone:** (617) 667-7000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (NPI 1720037385, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 30, 2022
---
Source: [NPI Profile](https://npiprofile.com/npi/1912610312) · Data from the CMS NPPES public registry.