DAVID WESTRIN
NPI 1285035576
Nurse Practitioner - Adult Health in Brockton, MA
About David Westrin NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVID WESTRIN (NPI 1285035576) is an individual adult health provider in Brockton, Massachusetts, licensed in Massachusetts (RN2293452) and active in the NPI registry since September 2014. He is enrolled in Medicare PECOS and is a graduate of Other (2013).
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 and accepts Medicare assignment
David Westrin 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
7Medicare enrollment records show David Westrin reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brockton, MA 02301
- Reassigned Medicare billing, Massachusetts enrollment
- 173 clinicians in this Medicare group
Brockton, MA 02302
- Reassigned Medicare billing, Massachusetts enrollment
- 337 clinicians in this Medicare group
Canton, MA 02021
- Reassigned Medicare billing, Massachusetts enrollment
- 113 clinicians in this Medicare group
Watertown, MA 02472
- Reassigned Medicare billing, Massachusetts enrollment
- 1,103 clinicians in this Medicare group
Winchester, MA 01890
- Reassigned Medicare billing, Massachusetts enrollment
- 101 clinicians in this Medicare group
Woburn, MA 01801
- Reassigned Medicare billing, Massachusetts enrollment
- 3 clinicians in this Medicare group
Ayer, MA 01432
- Reassigned Medicare billing, Massachusetts enrollment
- 290 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 6
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02301 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 4
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
BROCKTON, MA 02301
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 David Westrin's NPI number?
The NPI number for David Westrin is 1285035576. It was assigned to this individual provider in the NPPES registry on September 6, 2014.
Where is David Westrin located?
David Westrin practices at 235 N Pearl St Good Samaritan Medical Center, Brockton, MA 02301. The listed phone number is (508) 427-3000.
What is David Westrin's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is David Westrin enrolled in Medicare?
Yes. David Westrin 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 David Westrin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Westrin reassigns Medicare benefits to 7 organizations: Sound Physicians Of Massachusetts II PC (Brockton, MA), Sound Physicians Of Massachusetts Inc (Brockton, MA), Vantage Healthcare LLC (Canton, MA), Steward Medical Group, Inc (Watertown, MA), Winchester Lahey Inpatient Specialists PLLC (Winchester, MA) and 2 more organizations, listed in the Medicare section above. 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 David Westrin'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 David Westrin was last updated on September 6, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.