WESTBOROUGH PROFESSIONAL ASSOCIATES, LLC
NPI 1821565425
Psychiatry & Neurology - Psychiatry in Westborough, MA
About Westborough Professional Associates, Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WESTBOROUGH PROFESSIONAL ASSOCIATES, LLC (NPI 1821565425) is a healthcare organization registered as a psychiatry in Westborough, Massachusetts and active in the NPI registry since November 2018. The organization lists Hana Attar, Avp/managing Counsel, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 4
Other Names 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Westborough Professional Associates, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
16Medicare enrollment records show 16 clinicians reassign Medicare billing to Westborough Professional Associates, LLC, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 8 within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 2
Clinicians, nearest first (16)
Westborough, MA 01581
Boston, MA 02115
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 22D2196849
Westborough Behavioral Healthcare Hospital LLC · Westborough, MAFrequently 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 Westborough Behavioral Healthcare Hospital, LLC's NPI number?
The NPI number for Westborough Behavioral Healthcare Hospital, LLC is 1821565425. It was assigned to this organization in the NPPES registry on November 1, 2018. The provider is doing business as Westborough Professional Associates, LLC.
Where is Westborough Behavioral Healthcare Hospital, LLC located?
Westborough Behavioral Healthcare Hospital, LLC is located at 300 Friberg Pkwy, Westborough, MA 01581. The listed phone number is (508) 329-6300.
What is Westborough Behavioral Healthcare Hospital, LLC's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Westborough Behavioral Healthcare Hospital, LLC enrolled in Medicare?
Yes. Westborough Behavioral Healthcare Hospital, LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Westborough Behavioral Healthcare Hospital, LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 16 clinicians in 2 Medicare specialties reassign their Medicare billing to Westborough Behavioral Healthcare Hospital, LLC. A 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 the clinician's services. The largest specialties are Nurse Practitioner (8) and Psychiatry (8). Of these, 3 practice at this address and 8 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Westborough Behavioral Healthcare Hospital, LLC was last updated on August 15, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Westborough Professional Associates, Llc · NPI 1821565425
Psychiatry organization in Westborough, Massachusetts. Organization record, active in the CMS NPPES registry since November 1, 2018.
## Identity
- **NPI:** 1821565425 (Entity type: Organization)
- **Enumerated:** November 1, 2018
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **Legal business name:** Westborough Behavioral Healthcare Hospital, Llc
- **Organization subpart:** Yes (part of Westborough Behavioral Healthcare Hospital, Llc)
- **Authorized official:** Hana Attar, AVP/MANAGING COUNSEL
## Practice location
- **Address:** 300 FRIBERG PKWY, Westborough, MA 01581-3900
- **Phone:** (508) 329-6300
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 16 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (8), Psychiatry (8); 3 practice at this address and 8 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 15, 2022
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1821565425) · Data from the CMS NPPES public registry.