ELLEN J POPENOE PHD, MPH
NPI 1114013661
Psychologist in Portland, ME
About Ellen J Popenoe Phd, Mph NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ELLEN J POPENOE PHD, MPH (NPI 1114013661) is an individual psychologist in Portland, Maine, licensed in Maine (PS557) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ellen J Popenoe Phd, Mph is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Ellen Popenoe reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
South Portland, ME 04106
- Reassigned Medicare billing, Maine enrollment
- 3,140 clinicians in this Medicare group
Portland, ME 04102
- Reassigned Medicare billing, Maine enrollment
- 188 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.
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 Ellen Popenoe's NPI number?
The NPI number for Ellen Popenoe is 1114013661. It was assigned to this individual provider in the NPPES registry on October 4, 2006.
Where is Ellen Popenoe located?
Ellen Popenoe practices at 1577 Congress St. 2nd Floor, Portland, ME 04102. The listed phone number is (207) 662-1442.
What is Ellen Popenoe's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Ellen Popenoe enrolled in Medicare?
Yes. Ellen Popenoe is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ellen Popenoe's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ellen Popenoe reassigns Medicare benefits to 2 organizations: Mainehealth (South Portland, ME) and Maine Medical Partners (Portland, ME). 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 Ellen Popenoe'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 Ellen Popenoe was last updated on April 15, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.