MRS. KAREN M KREMZAR OT/L
NPI 1306094107
Occupational Therapist in Wallingford, CT
About Mrs. Karen M Kremzar Ot/l NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. KAREN M KREMZAR OT/L (NPI 1306094107) is an individual occupational therapist in Wallingford, Connecticut, licensed in Connecticut (001285) and active in the NPI registry since September 2008.
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)
Mrs. Karen M Kremzar Ot/l is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Karen Kremzar reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Cheshire, CT 06410
- Reassigned Medicare billing, Connecticut enrollment
- 5 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.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
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.
WALLINGFORD, CT 06492
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 Karen Kremzar's NPI number?
The NPI number for Karen Kremzar is 1306094107. It was assigned to this individual provider in the NPPES registry on September 4, 2008.
Where is Karen Kremzar located?
Karen Kremzar practices at 22 Masonic Ave, Wallingford, CT 06492. The listed phone number is (203) 679-5900.
What is Karen Kremzar's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Karen Kremzar enrolled in Medicare?
Yes. Karen Kremzar is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Karen Kremzar's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karen Kremzar reassigns Medicare benefits to Ushus Therapy Services LLC (Cheshire, 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 Karen Kremzar'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 Karen Kremzar was last updated on September 4, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.