AMAC NEUROLOGY AND SLEEP MEDICINE ASSOCIATES, LLC
NPI 1275067118
Psychiatry & Neurology - Neurology in North Dartmouth, MA

Q: What is Amac Neurology And Sleep Medicine Associates, LLC's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Active since April 18, 2017

237 STATE RD, NORTH DARTMOUTH, MA 02747(508) 993-9760(508) 993-9764 Get Directions Write a Review

NPPES record last updated: March 6, 2024. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Mar 6, 2024, Nov 16, 2017, Apr 18, 2017 (3 updates tracked since 2017).

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About Amac Neurology And Sleep Medicine Associates, Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

AMAC NEUROLOGY AND SLEEP MEDICINE ASSOCIATES, LLC (NPI 1275067118) is a healthcare organization registered as a neurology in North Dartmouth, Massachusetts and active in the NPI registry since April 2017. The organization lists Mushtaque Chachar, Owner/president, as its authorized official.

NPPES Registry Identity

NPI1275067118

Entity TypeOrganization

Primary Taxonomy2084N0400X

Legal Business NameAMAC NEUROLOGY AND SLEEP MEDICINE ASSOCIATES, LLC

Location Address237 STATE RDNorth Dartmouth, MA 02747-2612

Mailing Address237 State RdNorth Dartmouth, MA 02747-2612 · (508) 993-9760 · Fax (508) 993-9764

Phone(508) 993-9760

Fax(508) 993-9764

Organization SubpartNo

Authorized OfficialMushtaque ChacharOwner/president · (508) 207-5619

Enumeration DateApril 18, 2017

Last NPPES UpdateMarch 6, 20243 updates tracked since enumeration

NPPES CertifiedMarch 6, 2024

✔ NPI 1275067118 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians

Taxonomy Code2084N0400X

License✔ Licensed in MA · 231466

Definition

A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

237 STATE RD, North Dartmouth, MA 02747

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.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)

Amac Neurology And Sleep Medicine Associates, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 4 clinicians reassign Medicare billing to Amac Neurology And Sleep Medicine Associates, LLC, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 4 within 10 miles. They are listed nearest first.

Clinicians, nearest first (4)

Ellen Matheson, FNP-C

Nurse Practitioner

NPI 1083446686

237 STATE RD
Dartmouth, MA 02747

(508) 717-8903

✔ PECOS✔ Accepts MedicareSame address

Melissa Borges, NP-C

Nurse Practitioner

NPI 1841857505

237 STATE RD
Dartmouth, MA 02747

(508) 717-8903

✔ PECOS✔ Accepts MedicareSame address

Mushtaque Chachar, MD

Psychiatry

NPI 1891903712

101 PAGE ST
New Bedford, MA 02740

(508) 973-9180

✔ PECOS✔ Accepts Medicare2.3 mi

Leila Barbosa, FNP

Nurse Practitioner

NPI 1720525744

387 QUARRY ST STE 100
Fall River, MA 02723

(508) 679-8111

✔ PECOS✔ Accepts Medicare9.1 mi

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 Amac Neurology And Sleep Medicine Associates, LLC's NPI number?

The NPI number for Amac Neurology And Sleep Medicine Associates, LLC is 1275067118. It was assigned to this organization in the NPPES registry on April 18, 2017.

Where is Amac Neurology And Sleep Medicine Associates, LLC located?

Amac Neurology And Sleep Medicine Associates, LLC is located at 237 State Rd, North Dartmouth, MA 02747. The listed phone number is (508) 993-9760.

What is Amac Neurology And Sleep Medicine Associates, LLC's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Amac Neurology And Sleep Medicine Associates, LLC enrolled in Medicare?

Yes. Amac Neurology And Sleep Medicine Associates, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Amac Neurology And Sleep Medicine Associates, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians in 2 Medicare specialties reassign their Medicare billing to Amac Neurology And Sleep Medicine Associates, 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 (3) and Psychiatry (1). Of these, 2 practice at this address and 4 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Amac Neurology And Sleep Medicine Associates, LLC accept?

Health plans from Anthem Blue Cross and Blue Shield list Amac Neurology And Sleep Medicine Associates, LLC 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 Amac Neurology And Sleep Medicine Associates, LLC was last updated on March 6, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.