ALEXANDRA N WALL FNP
NPI 1538958152
Nurse Practitioner - Family in Boston, MA
About Alexandra N Wall Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEXANDRA N WALL FNP (NPI 1538958152) is an individual family provider in Boston, Massachusetts, licensed in Massachusetts (RN2390407) and active in the NPI registry since May 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Alexandra N Wall Fnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Alexandra Wall 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
- 1,026 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 Alexandra Wall's NPI number?
The NPI number for Alexandra Wall is 1538958152. It was assigned to this individual provider in the NPPES registry on May 1, 2025.
Where is Alexandra Wall located?
Alexandra Wall practices at 300 Longwood Ave, Boston, MA 02115. The listed phone number is (617) 355-6000.
What is Alexandra Wall's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Alexandra Wall enrolled in Medicare?
Yes. Alexandra Wall is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Alexandra Wall's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexandra Wall reassigns Medicare benefits to Dana-Farber Cancer Institute, 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 Alexandra Wall'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 Alexandra Wall was last updated on September 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Alexandra N Wall, FNP · NPI 1538958152
Family physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since May 1, 2025.
## Identity
- **NPI:** 1538958152 (Entity type: Individual)
- **Enumerated:** May 1, 2025
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** RN2390407 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 LONGWOOD AVE, Boston, MA 02115-5724
- **Phone:** (617) 355-6000
## 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:** Dana-Farber Cancer Institute, Inc. (NPI 1851333686, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** September 14, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1538958152) · Data from the CMS NPPES public registry.