ALLYSON BAXTER NP
NPI 1588201628
Nurse Practitioner - Pediatrics in Boston, MA
About Allyson Baxter Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLYSON BAXTER NP (NPI 1588201628) is an individual pediatrics provider in Boston, Massachusetts, licensed in Massachusetts (RN2293938) and active in the NPI registry since December 2019. She is enrolled in Medicare PECOS.
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 (PECOS)
Allyson Baxter Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Allyson Baxter 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 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
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 Allyson Baxter's NPI number?
The NPI number for Allyson Baxter is 1588201628. It was assigned to this individual provider in the NPPES registry on December 9, 2019.
Where is Allyson Baxter located?
Allyson Baxter practices at 450 Brookline Ave, Boston, MA 02215. The listed phone number is (617) 632-3270.
What is Allyson Baxter's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.
Is Allyson Baxter enrolled in Medicare?
Yes. Allyson Baxter is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Allyson Baxter's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Allyson Baxter 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 Allyson Baxter'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 Allyson Baxter was last updated on March 3, 2023. 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.
# Allyson Baxter, NP · NPI 1588201628
Pediatrics physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since December 9, 2019.
## Identity
- **NPI:** 1588201628 (Entity type: Individual)
- **Enumerated:** December 9, 2019
- **Primary specialty:** Nurse Practitioner - Pediatrics · taxonomy 363LP0200X
- **State license:** RN2293938 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 450 BROOKLINE AVE, Boston, MA 02215-5450
- **Phone:** (617) 632-3270
## 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
## Record status
- **NPPES last updated:** March 3, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1588201628) · Data from the CMS NPPES public registry.