GRACE O'CALLAGHAN OT
NPI 1316804842
Occupational Therapist in Dedham, MA
About Grace O'callaghan Ot NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GRACE O'CALLAGHAN OT (NPI 1316804842) is an individual occupational therapist in Dedham, Massachusetts, licensed in Massachusetts (OTL36472) and active in the NPI registry since January 2026. She is a graduate of Other (2025).
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)
Grace O'callaghan Ot is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Grace O'callaghan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Waltham, MA 02451
- Reassigned Medicare billing, Massachusetts enrollment
- 219 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 Grace O'callaghan's NPI number?
The NPI number for Grace O'callaghan is 1316804842. It was assigned to this individual provider in the NPPES registry on January 7, 2026.
Where is Grace O'callaghan located?
Grace O'callaghan practices at 391 Common St, Dedham, MA 02026. The listed phone number is (877) 407-3422.
What is Grace O'callaghan's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Grace O'callaghan enrolled in Medicare?
Yes. Grace O'callaghan is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Grace O'callaghan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Grace O'callaghan reassigns Medicare benefits to Fox Rehab Ma LLC (Waltham, 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 Grace O'callaghan'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 Grace O'callaghan was last updated on January 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.