MS. PAMELA L SONNEN LICSW
NPI 1407146798
Social Worker - Clinical in Lowell, MA
About Ms. Pamela L Sonnen Licsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. PAMELA L SONNEN LICSW (NPI 1407146798) is an individual clinical provider in Lowell, Massachusetts, licensed in Massachusetts (113879) and active in the NPI registry since April 2011. She is enrolled in Medicare PECOS.
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)
Ms. Pamela L Sonnen Licsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Pamela Sonnen reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Woburn, MA 01801
- Reassigned Medicare billing, Massachusetts enrollment
- 145 clinicians in this Medicare group
Plainville, MA 02762
- Reassigned Medicare billing, Massachusetts enrollment
- 4 clinicians in this Medicare group
Plainville, MA 02762
- Reassigned Medicare billing, Massachusetts enrollment
- 6 clinicians in this Medicare group
Plainfield, IL 60585
- Reassigned Medicare billing, Massachusetts enrollment
- 14 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 01854 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LOWELL, MA 01854
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 Pamela Sonnen's NPI number?
The NPI number for Pamela Sonnen is 1407146798. It was assigned to this individual provider in the NPPES registry on April 8, 2011.
Where is Pamela Sonnen located?
Pamela Sonnen practices at 295 Varnum Avenue Lowell General Hospital, Lowell, MA 01854. The listed phone number is (978) 788-7574.
What is Pamela Sonnen's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Pamela Sonnen enrolled in Medicare?
Yes. Pamela Sonnen is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Pamela Sonnen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Pamela Sonnen reassigns Medicare benefits to 4 organizations: Hri Clinics, Inc. (Woburn, MA), (Plainville, MA), Novum Psychiatrists (Plainville, MA) and Bmsc Az LLC (Plainfield, IL). 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 Pamela Sonnen'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 Pamela Sonnen was last updated on February 22, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Ms. Pamela L Sonnen, LICSW · NPI 1407146798
Clinical provider in Lowell, Massachusetts. Individual provider, active in the CMS NPPES registry since April 8, 2011.
## Identity
- **NPI:** 1407146798 (Entity type: Individual)
- **Enumerated:** April 8, 2011
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 113879 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 295 VARNUM AVENUE, LOWELL GENERAL HOSPITAL, Lowell, MA 01854
- **Phone:** (978) 788-7574
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Hri Clinics, Inc. (NPI 1598707002, Woburn, MA); (NPI 1215150990, Plainville, MA); Novum Psychiatrists (NPI 1588145692, Plainville, MA); Bmsc Az LLC (NPI 1497201875, Plainfield, IL) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 22, 2013
---
Source: [NPI Profile](https://npiprofile.com/npi/1407146798) · Data from the CMS NPPES public registry.