Dr David Sommer, MD in Westborough, MA

Dr David Sommer, MD is a medicare enrolled "Psychiatry & Neurology - Neurology" physician in Westborough, Massachusetts. He went to Duke University School Of Medicine and graduated in 2004 and has 22 years of diverse experience with area of expertise as Neurology. He is a member of the group practice Reliant Medical Group Inc and his current practice location is 33 Lyman St Ste 400, Westborough, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (508) 898-0055.

Dr David Sommer is licensed to practice in Massachusetts (license number 238797) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1144490533.

Contact Information

	Dr David Sommer, MD
	33 Lyman St Ste 400, Westborough, MA 01581-1434
	(508) 898-0055
	(508) 898-0035

Map and Direction

Physician's Profile

Full Name	Dr David Sommer
Gender	Male
Speciality	Neurology
Experience	22 Years
Location	33 Lyman St Ste 400, Westborough, Massachusetts
Accepts Medicare Assignments	Yes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.

Medical Education and Training:

Dr David Sommer attended and graduated from Duke University School Of Medicine in 2004

NPI Data:

NPI Number: 1144490533
Provider Enumeration Date: 03/03/2008
Last Update Date: 12/17/2025

Medicare PECOS Information:

PECOS PAC ID: 0446397475
Enrollment ID: I20091024000010

Medical Identifiers

Medical identifiers for Dr David Sommer such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1144490533	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
2084N0400X	Psychiatry & Neurology - Neurology	238797 (Massachusetts)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
St Vincent Hospital	Worcester, MA	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Reliant Medical Group Inc	5597755322	573

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Dr David Sommer allows following entities to bill medicare on his behalf.

Entity Name	Reliant Medical Group Inc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1720017528 PECOS PAC ID: 5597755322 Enrollment ID: O20040708000650

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr David Sommer is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing Address	Practice Location Address
Dr David Sommer, MD 33 Lyman St Ste 400, Westborough, MA 01581-1434 Ph: () -	Dr David Sommer, MD 33 Lyman St Ste 400, Westborough, MA 01581-1434 Ph: (508) 898-0055

Reviews and Comments

Psychiatry & Neurology Doctors in Westborough, MA

Syeda S Nuzhat, M.D. Psychiatry & Neurology Medicare: Accepting Medicare Assignments Practice Location: Lyman Street-hennessey Bldg, Westborough State Hospital, Westborough, MA 01581 Phone: 508-616-2194
Jacob C Holzer, M.D. Psychiatry & Neurology Medicare: Accepting Medicare Assignments Practice Location: Westborough State Hospital, 288 Lyman St, Westborough, MA 01581 Phone: 508-616-2525
Dr. Sarah Julianne Palmer, MD Psychiatry & Neurology Medicare: Accepting Medicare Assignments Practice Location: 33 Lyman St Ste 400, Westborough, MA 01581 Phone: 508-898-0055
Dr. Cuneyt Iscan, M.D. Psychiatry & Neurology Medicare: Not Enrolled in Medicare Practice Location: 33 Lyman St Ste 400, Westborough, MA 01581 Phone: 508-898-0055 Fax: 508-898-0035
Steven I Benyas, M.D. Psychiatry & Neurology Medicare: Not Enrolled in Medicare Practice Location: 45 Lyman St, Suite 19, Westborough, MA 01581 Phone: 617-792-4879
Alvaro B Lopez, MD Psychiatry & Neurology Medicare: Not Enrolled in Medicare Practice Location: 21 South St, Apt 37, Westborough, MA 01581 Phone: 508-836-8984 Fax: 508-836-8984

Dr David Sommer, MD - Medicare Neurology in Westborough, MA