ELLEN SEJKORA PHD
NPI 1255814380
Psychologist - Clinical in Westport, CT
About Ellen Sejkora Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ELLEN SEJKORA PHD (NPI 1255814380) is an individual clinical provider in Westport, Connecticut, licensed in Connecticut (4609) and active in the NPI registry since September 2018. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
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)
Ellen Sejkora Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Ellen Sejkora reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Hartford, CT 06106
- Reassigned Medicare billing, Connecticut enrollment
- 601 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06880 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 6
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 Ellen Sejkora's NPI number?
The NPI number for Ellen Sejkora is 1255814380. It was assigned to this individual provider in the NPPES registry on September 14, 2018.
Where is Ellen Sejkora located?
Ellen Sejkora practices at 191 Post Rd W, Westport, CT 06880. The listed phone number is (860) 545-9560.
What is Ellen Sejkora's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.
Is Ellen Sejkora enrolled in Medicare?
Yes. Ellen Sejkora is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Ellen Sejkora's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ellen Sejkora reassigns Medicare benefits to Connecticut Children's Specialty Group, Inc. (Hartford, CT). 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 Ellen Sejkora's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ellen Sejkora accept?
Health plans from Anthem Blue Cross and Blue Shield list Ellen Sejkora 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 Ellen Sejkora was last updated on September 12, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Ellen Sejkora, PHD · NPI 1255814380
Clinical provider in Westport, Connecticut. Individual provider, active in the CMS NPPES registry since September 14, 2018.
## Identity
- **NPI:** 1255814380 (Entity type: Individual)
- **Enumerated:** September 14, 2018
- **Primary specialty:** Psychologist - Clinical · taxonomy 103TC0700X
- **State license:** 4609 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 191 POST RD W, Westport, CT 06880-4625
- **Phone:** (860) 545-9560
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Connecticut Children's Specialty Group, Inc. (NPI 1669448882, Hartford, CT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 12, 2023
- **Other identifiers:** Medicaid 1473276 (OH)
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Source: [NPI Profile](https://npiprofile.com/npi/1255814380) · Data from the CMS NPPES public registry.