AB MA METROWEST
NPI 1407556483
Counselor - Mental Health in Marlborough, MA
About Ab Ma Metrowest NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AB MA METROWEST (NPI 1407556483), doing business as Ellie Mental Health Marlborough, is a healthcare organization registered as a mental health in Marlborough, Massachusetts and active in the NPI registry since March 2023. The organization lists James Amaral, Clinic Director, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 2
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ab Ma Metrowest is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
2Medicare enrollment records show 2 clinicians reassign Medicare billing to Ab Ma Metrowest, which bills Medicare for the services they deliver. Of these, 1 practice within 10 miles. They are listed nearest first.
Clinicians, nearest first (2)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Ab Ma Metrowest's NPI number?
The NPI number for Ab Ma Metrowest is 1407556483. It was assigned to this organization in the NPPES registry on March 7, 2023. The provider is doing business as Ellie Mental Health Marlborough.
Where is Ab Ma Metrowest located?
Ab Ma Metrowest is located at 2 Mount Royal Ave Ste 250, Marlborough, MA 01752. The listed phone number is (508) 529-9014.
What is Ab Ma Metrowest's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.
Is Ab Ma Metrowest enrolled in Medicare?
Yes. Ab Ma Metrowest is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Ab Ma Metrowest?
According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Mental Health Counselor, reassign their Medicare billing to Ab Ma Metrowest. 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. Of these, 1 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Ab Ma Metrowest accept?
Health plans from Anthem Blue Cross and Blue Shield and WellSense Health Plan list Ab Ma Metrowest 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 Ab Ma Metrowest was last updated on January 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.
# Ab Ma Metrowest · NPI 1407556483
Mental Health organization in Marlborough, Massachusetts. Organization record, active in the CMS NPPES registry since March 7, 2023.
## Identity
- **NPI:** 1407556483 (Entity type: Organization)
- **Enumerated:** March 7, 2023
- **Primary specialty:** Counselor - Mental Health · taxonomy 101YM0800X
- **Also known as:** Ellie Mental Health Marlborough (Doing Business As); AB MA METROWEST (Other Name)
- **Organization subpart:** No
- **Authorized official:** James Amaral, CLINIC DIRECTOR
## Practice location
- **Address:** 2 MOUNT ROYAL AVE STE 250, Marlborough, MA 01752-1960
- **Phone:** (508) 529-9014 · **Fax:** (508) 251-1370
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 2 clinicians (Mental Health Counselor) reassign Medicare billing to this organization (form CMS-855R); 1 practice within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 9, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1407556483) · Data from the CMS NPPES public registry.