QUINN DUNCAN SOMERSIDE MSW
NPI 1851946461
Counselor in Waltham, MA
About Quinn Duncan Somerside Msw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
QUINN DUNCAN SOMERSIDE MSW (NPI 1851946461) is an individual counselor in Waltham, Massachusetts and active in the NPI registry since August 2019. He is enrolled in Medicare PECOS and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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
Quinn Duncan Somerside Msw 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 Reassignment
Medicare enrollment records show Quinn Somerside reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Peabody, MA 01960
- Reassigned Medicare billing, Massachusetts enrollment
- 143 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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
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 Quinn Somerside's NPI number?
The NPI number for Quinn Somerside is 1851946461. It was assigned to this individual provider in the NPPES registry on August 9, 2019.
Where is Quinn Somerside located?
Quinn Somerside practices at 675 Main St, Waltham, MA 02451. The listed phone number is (781) 893-5110.
What is Quinn Somerside's specialty?
The primary specialty registered for this NPI is Counselor with taxonomy code 101Y00000X.
Is Quinn Somerside enrolled in Medicare?
Yes. Quinn Somerside 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 organization bills Medicare for Quinn Somerside's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Quinn Somerside reassigns Medicare benefits to Advocates, Inc (Peabody, MA). 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 Quinn Somerside's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Quinn Somerside accept?
Health plans from Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Quinn Somerside 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 Quinn Somerside was last updated on August 9, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Quinn Duncan Somerside, MSW · NPI 1851946461
Counselor provider in Waltham, Massachusetts. Individual provider, active in the CMS NPPES registry since August 9, 2019.
## Identity
- **NPI:** 1851946461 (Entity type: Individual)
- **Enumerated:** August 9, 2019
- **Primary specialty:** Counselor · taxonomy 101Y00000X
- **Sole proprietor:** No
## Practice location
- **Address:** 675 MAIN ST, Waltham, MA 02451-0602
- **Phone:** (781) 893-5110
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Advocates, Inc (NPI 1114771037, Peabody, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** August 9, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1851946461) · Data from the CMS NPPES public registry.