David Duffield, LCSW

Individual provider Active NPI Clinical Social Worker · Mansfield Center, CT

NPI 1245809730 · NPPES record last updated May 27, 2025

Key facts

NPI
1245809730
Entity type
Individual (NPI type 1)
Primary specialty
Clinical Social Worker 1041C0700X
License
12558 (CT)
Practice address
140 N Frontage Rd
Mansfield Center, CT 06250-1648
Phone
(860) 456-2261
NPI assigned
Jun 21, 2021
Sex
Male
Sole proprietor
No

Organizations & group practices 1

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Medicare Care Compare profile

Specialty
Clinical Social Worker
Education
Other, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
United Services Inc (31 clinicians)

Practice addresses (Care Compare)

140 N Frontage Rd
Mansfield Center, CT 06250-9998
Phone (860) 456-2261

Medicare participation

Medicare fee-for-service enrollment
Enrolled in CT
Eligible to order & refer
Part B services: Yes · DME: Yes · Home health: No · Power mobility devices: No · Hospice: No

Medicare enrollment records

Enrollment IDStateProvider typePAC IDDetails
I20230126003448 CT Practitioner - Clinical Social Worker 5890166920 Reassigns benefits to 1 organization

National Provider Directory

Medicare enrollment (NPD)
Yes

State licenses

LicenseStateTypeSpecialty
12558CTMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist

Practice roles

OrganizationSpecialtyStatusNew patients
United Services Inc Current
since May 27, 2025
Accepting new patients

Locations

140 N Frontage Rd
Mansfield Ctr, CT 06250
Phone (860) 456-2261

Specialties & licenses

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X 12558 CT Yes

Addresses

Primary practice location

140 N Frontage Rd
Mansfield Center, CT 06250-1648

Mailing address

1007 N Main St
Dayville, CT 06241-2170
Phone (860) 774-2020

Other providers in Mansfield Center, CT

All providers in Mansfield Center, CT · Clinical Social Worker in Connecticut

Sources for this page

Verify at the official NPI Registry.