MISS MARY K GALLAGHER OT
NPI 1659931509
Occupational Therapy Assistant in East Boston, MA
About Miss Mary K Gallagher Ot NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MISS MARY K GALLAGHER OT (NPI 1659931509) is an individual occupational therapy assistant in East Boston, Massachusetts, licensed in California (24279) and active in the NPI registry since June 2019. She maintains a secondary practice location in San Diego.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Miss Mary K Gallagher Ot is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Mary Gallagher reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
El Cajon, CA 92020
- Reassigned Medicare billing, California enrollment
- 1,100 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.
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.
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 Mary Gallagher's NPI number?
The NPI number for Mary Gallagher is 1659931509. It was assigned to this individual provider in the NPPES registry on June 13, 2019.
Where is Mary Gallagher located?
Mary Gallagher practices at 130 Condor St, East Boston, MA 02128. The listed phone number is (617) 912-7605.
What is Mary Gallagher's specialty?
The primary specialty registered for this NPI is Occupational Therapy Assistant with taxonomy code 224Z00000X.
Is Mary Gallagher enrolled in Medicare?
Yes. Mary Gallagher is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Mary Gallagher's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Gallagher reassigns Medicare benefits to Family Health Centers Of San Diego, Inc. (El Cajon, CA). 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 Mary Gallagher'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 Mary Gallagher was last updated on March 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.