Marc Gagnier, MD - Medicare Psychiatry & Neurology in Clinton, MA

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Marc Gagnier, MD is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Clinton, Massachusetts. His current practice location is 201 Highland St, Clinton, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (978) 368-3000.

Marc Gagnier is licensed to practice in Massachusetts (license number 292576) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1265960470.

Contact Information

Marc Gagnier, MD
201 Highland St,
Clinton, MA 01510-1037
(978) 368-3000
Not Available

Map and Direction




Physician's Profile

Full NameMarc Gagnier
GenderMale
SpecialityPsychiatry & Neurology - Psychiatry
Location201 Highland St, Clinton, Massachusetts
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1265960470
  • Provider Enumeration Date: 06/01/2017
  • Last Update Date: 10/24/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 4385970458
  • Enrollment ID: I20221116001611

Medical Identifiers

Medical identifiers for Marc Gagnier such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1265960470NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry 292576 (Massachusetts)Primary

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. Marc Gagnier allows following entities to bill medicare on his behalf.
Entity NameThe Commonwealth Of Massachusetts
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1275680456
PECOS PAC ID: 8820906860
Enrollment ID: O20051201000869

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. Marc Gagnier 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 AddressPractice Location Address
Marc Gagnier, MD
Po Box 415348,
Boston, MA 02241-5348

Ph: () -		Marc Gagnier, MD
201 Highland St,
Clinton, MA 01510-1037

Ph: (978) 368-3000

Reviews and Comments


Psychiatry & Neurology Doctors in Clinton, MA

Scott H. Gonzalez, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 201 Highland St, Clinton, MA 01510
Phone: 978-368-3799    Fax: 978-368-3877

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.