LAUREN HALLADAY PHD
NPI 1245958180
Psychologist in Newton, MA
About Lauren Halladay Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LAUREN HALLADAY PHD (NPI 1245958180) is an individual psychologist in Newton, Massachusetts and active in the NPI registry since August 2022. 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)
Lauren Halladay Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Lauren Halladay reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Rochester, NY 14642
- Reassigned Medicare billing, New York enrollment
- 31 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 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEWTON, MA 02458
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 Lauren Halladay's NPI number?
The NPI number for Lauren Halladay is 1245958180. It was assigned to this individual provider in the NPPES registry on August 17, 2022.
Where is Lauren Halladay located?
Lauren Halladay practices at 55 Chapel St Ste 202, Newton, MA 02458. The listed phone number is (617) 658-9800.
What is Lauren Halladay's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Lauren Halladay enrolled in Medicare?
Yes. Lauren Halladay is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Lauren Halladay's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lauren Halladay reassigns Medicare benefits to Pediatric Development Clinic (Rochester, NY). 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 Lauren Halladay'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 Lauren Halladay was last updated on August 17, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.