KAREN J REGAN PSY.D.
NPI 1144576281
Psychologist - Clinical in Leeds, MA
About Karen J Regan Psy.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAREN J REGAN PSY.D. (NPI 1144576281) is an individual clinical provider in Leeds, Massachusetts, licensed in Massachusetts (10348) and active in the NPI registry since July 2012. She is enrolled in Medicare PECOS, maintains a secondary practice location in Northampton, and is a graduate of Other (2009).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Karen J Regan Psy.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Karen Regan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Northampton, MA 01060
- Reassigned Medicare billing, Massachusetts enrollment
- 64 clinicians in this Medicare group
Holyoke, MA 01040
- Reassigned Medicare billing, Massachusetts enrollment
- 144 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 01053 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LEEDS, MA 01053
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 Regan's NPI number?
The NPI number for Karen Regan is 1144576281. It was assigned to this individual provider in the NPPES registry on July 26, 2012.
Where is Karen Regan located?
Karen Regan practices at 421 N Main St, Leeds, MA 01053. The listed phone number is (413) 584-4040.
What is Karen Regan's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.
Is Karen Regan enrolled in Medicare?
Yes. Karen Regan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Karen Regan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karen Regan reassigns Medicare benefits to 2 organizations: Servicenet Inc (Northampton, MA) and River Valley Counseling Center, Inc (Holyoke, 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 Karen Regan'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 Regan was last updated on August 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Karen J Regan, PSY.D. · NPI 1144576281
Clinical provider in Leeds, Massachusetts. Individual provider, active in the CMS NPPES registry since July 26, 2012.
## Identity
- **NPI:** 1144576281 (Entity type: Individual)
- **Enumerated:** July 26, 2012
- **Primary specialty:** Psychologist - Clinical · taxonomy 103TC0700X
- **State license:** 10348 (Massachusetts)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 421 N MAIN ST, Leeds, MA 01053-9764
- **Phone:** (413) 584-4040
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Servicenet Inc (NPI 1659314425, Northampton, MA); River Valley Counseling Center, Inc (NPI 1851444616, Holyoke, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2009
## Record status
- **NPPES last updated:** August 12, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1144576281) · Data from the CMS NPPES public registry.