SLEEP MEDICINE SERVICES OF WESTERN MASSACHUSETTS LLC
NPI 1750332771
Psychiatry & Neurology - Neurology in Springfield, MA

Q: What is Sleep Medicine Services Of Western Massachusetts LLC's specialty?

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

Active since May 15, 2006

3640 MAIN ST STE 208, SPRINGFIELD, MA 01107(413) 253-2767(413) 253-9767 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 21, 2022, Jul 26, 2019, Mar 17, 2018 (3 updates tracked since 2018).

On this page

About Sleep Medicine Services Of Western Massachusetts Llc NPPES

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

SLEEP MEDICINE SERVICES OF WESTERN MASSACHUSETTS LLC (NPI 1750332771) is a healthcare organization registered as a neurology in Springfield, Massachusetts and active in the NPI registry since May 2006. The organization maintains 2 additional practice locations and lists Brian Smith, Owner, as its authorized official.

NPPES Registry Identity

NPI1750332771

Entity TypeOrganization

Primary Taxonomy2084N0400X

Legal Business NameSLEEP MEDICINE SERVICES OF WESTERN MASSACHUSETTS LLC

Location Address3640 MAIN ST STE 208Springfield, MA 01107-1192

Mailing Address3640 Main St Ste 208Springfield, MA 01107-1192 · (413) 253-2767 · Fax (413) 253-9767

Phone(413) 253-2767

Fax(413) 253-9767

Organization SubpartNo

Authorized OfficialBrian SmithOwner · (413) 253-2767

Enumeration DateMay 15, 2006

Last NPPES UpdateJuly 21, 20223 updates tracked since enumeration

✔ NPI 1750332771 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians

Taxonomy Code2084N0400X

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.

3640 MAIN ST STE 208, Springfield, MA 01107

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Secondary Practice Locations 2

Location 1332 Pleasant StNorthampton, MA 01060-3917 · Phone (413) 253-2767 · Fax (413) 253-9767

Location 2267 Locust St Ste 101Northampton, MA 01062-2770 · Phone (413) 253-2767

Other Identifiers 4

OtherM19058MA · Bcbs Ma

Other5510880001MA · Health Now

Medicaid9752901MA

Other623943MA · Tufts

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, Harvard Pilgrim Health Care.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)

Sleep Medicine Services Of Western Massachusetts Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 8 clinicians reassign Medicare billing to Sleep Medicine Services Of Western Massachusetts LLC, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 3 within 10 miles. They are listed nearest first.

Clinicians, nearest first (8)

Michelle Sheehan, APRN

Nurse Practitioner

NPI 1053742098

3640 MAIN ST STE 208
Springfield, MA 01107

(413) 253-2767

✔ PECOS✔ Accepts MedicareSame address

Chelsea Daniele, FNP

Nurse Practitioner

NPI 1871108001

3640 MAIN ST STE 208
Springfield, MA 01107

(413) 253-2767

✔ PECOS✔ Accepts MedicareSame address

Donald Blair, MD

Sleep Medicine

NPI 1609894104

3300 MAIN STREET 3RD FL, SUITE C&D
Springfield, MA 01107

(413) 794-5600

✔ PECOS✔ Accepts Medicare0.3 mi

Crystal Williams, FNP-BC

Nurse Practitioner

NPI 1639604754

325B KING ST PIONEER VALLEY FAMILY MEDICINE
Northampton, MA 01060

(413) 387-4100

✔ PECOS✔ Accepts Medicare14 mi

Shelbie Delaney, FNP-BC

Nurse Practitioner

NPI 1255213559

267 LOCUST ST STE 101
Northampton, MA 01062

(413) 253-2767

✔ PECOS✔ Accepts Medicare15 mi

Paul Walting, MD

Neurology

NPI 1275503666

170 UNIVERSITY DR SUITE 201
Amherst, MA 01002

(413) 253-2767

✔ PECOS✔ Accepts Medicare17 mi

Joseph Krainin, MD

Sleep Medicine

NPI 1386792307

171 ASHLEY AVE
Charleston, SC 29425

(843) 792-1414

✔ PECOS759 mi

Navjot Grewal

Sleep Medicine

NPI 1245646231

5201 NORRIS CANYON RD STE 120
San Ramon, CA 94583

(925) 415-5353

✔ PECOS✔ Accepts Medicare2,601 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 Sleep Medicine Services Of Western Massachusetts LLC's NPI number?

The NPI number for Sleep Medicine Services Of Western Massachusetts LLC is 1750332771. It was assigned to this organization in the NPPES registry on May 15, 2006.

Where is Sleep Medicine Services Of Western Massachusetts LLC located?

Sleep Medicine Services Of Western Massachusetts LLC is located at 3640 Main St Ste 208, Springfield, MA 01107. The listed phone number is (413) 253-2767.

What is Sleep Medicine Services Of Western Massachusetts LLC's specialty?

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

Is Sleep Medicine Services Of Western Massachusetts LLC enrolled in Medicare?

Yes. Sleep Medicine Services Of Western Massachusetts LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Sleep Medicine Services Of Western Massachusetts LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 8 clinicians in 3 Medicare specialties reassign their Medicare billing to Sleep Medicine Services Of Western Massachusetts 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 (4), Sleep Medicine (3) and Neurology (1). Of these, 2 practice at this address and 3 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Sleep Medicine Services Of Western Massachusetts LLC accept?

Health plans from Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Sleep Medicine Services Of Western Massachusetts 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 Sleep Medicine Services Of Western Massachusetts LLC was last updated on July 21, 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.