DR. NANCY S ROTTER PHD
NPI 1396736203
Psychologist in Boston, MA
About Dr. Nancy S Rotter Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. NANCY S ROTTER PHD (NPI 1396736203) is an individual psychologist in Boston, Massachusetts, licensed in Massachusetts (7472) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Nancy S Rotter Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Nancy Rotter reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,360 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,234 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.
BOSTON, MA 02114
BOSTON, MA 02114
BOSTON, MA 02114
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 Nancy Rotter's NPI number?
The NPI number for Nancy Rotter is 1396736203. It was assigned to this individual provider in the NPPES registry on October 31, 2005.
Where is Nancy Rotter located?
Nancy Rotter practices at 55 Fruit St Yaw 6A 6900, Boston, MA 02114. The listed phone number is (617) 724-5600.
What is Nancy Rotter's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Nancy Rotter enrolled in Medicare?
Yes. Nancy Rotter is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Nancy Rotter's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nancy Rotter reassigns Medicare benefits to 2 organizations: Massachusetts General Physicians Organization Inc (Boston, MA) and The General Hospital Corporation (Boston, MA). Each 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 Nancy Rotter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nancy Rotter accept?
Health plans from Harvard Pilgrim Health Care and WellSense Health Plan list Nancy Rotter as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Nancy Rotter was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.