Dr William Griever, MD - Medicare Family Practice in Halifax, MA

Dr William Griever, MD is a medicare enrolled "Family Medicine" physician in Halifax, Massachusetts. He went to Boston University School Of Medicine and graduated in 1988 and has 36 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Atrius Health Inc and his current practice location is 430 Plymouth St, Halifax, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (781) 293-7210.

Dr William Griever is licensed to practice in Massachusetts (license number 157180) 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 1316013006.

Contact Information

Dr William Griever, MD
430 Plymouth St,
Halifax, MA 02338-1342
(781) 293-7210
Not Available

Map and Direction




Physician's Profile

Full NameDr William Griever
GenderMale
SpecialityFamily Practice
Experience36 Years
Location430 Plymouth St, Halifax, Massachusetts
Accepts Medicare AssignmentsYes. 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 William Griever attended and graduated from Boston University School Of Medicine in 1988
  NPI Data:
  • NPI Number: 1316013006
  • Provider Enumeration Date: 11/27/2006
  • Last Update Date: 03/11/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 6507821394
  • Enrollment ID: I20041122000084

Medical Identifiers

Medical identifiers for Dr William Griever such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1316013006NPI-NPPES
3183327MedicaidMA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 157180 (Massachusetts)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Bayada Home Health Care IncPlymouth, MAHome health agency
Nvna And HospiceNorwell, MAHome health agency
Vna Care NetworkWorcester, MAHome health agency
Beth Israel Deaconess Hospital PlymouthPlymouth, MAHospital
South Shore HospitalSouth weymouth, MAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Atrius Health Inc47895886411116

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 William Griever allows following entities to bill medicare on his behalf.
Entity NameAtrius Health Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1871639914
PECOS PAC ID: 4789588641
Enrollment ID: O20031121000582

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 William Griever 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
Dr William Griever, MD
430 Plymouth St,
Halifax, MA 02338-1342

Ph: (781) 293-7210
Dr William Griever, MD
430 Plymouth St,
Halifax, MA 02338-1342

Ph: (781) 293-7210

Reviews and Comments


Family Medicine Doctors in Halifax, MA


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.