Oliver Gregory, MD - Medicare Internal Medicine in Lynn, MA

Oliver Gregory, MD is a medicare enrolled "Internal Medicine" physician in Lynn, Massachusetts. He went to University Of Massachusetts Medical School and graduated in 2013 and has 11 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice North Shore Physicians Group Inc and his current practice location is 496 Lynnfield St, Lynn, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (781) 593-3400.

Oliver Gregory is licensed to practice in Massachusetts (license number 265504) 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 1154768281.

Contact Information

Oliver Gregory, MD
496 Lynnfield St,
Lynn, MA 01904-1423
(781) 593-3400
Not Available

Map and Direction




Physician's Profile

Full NameOliver Gregory
GenderMale
SpecialityInternal Medicine
Experience11 Years
Location496 Lynnfield St, Lynn, 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:
  • Oliver Gregory attended and graduated from University Of Massachusetts Medical School in 2013
  NPI Data:
  • NPI Number: 1154768281
  • Provider Enumeration Date: 05/30/2013
  • Last Update Date: 06/28/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 6406072297
  • Enrollment ID: I20161007000743

Medical Identifiers

Medical identifiers for Oliver Gregory such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1154768281NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 265504 (Massachusetts)Primary
207R00000XInternal Medicine LP02789 (Rhode Island)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Partners Healthcare At Home - Home CareWaltham, MAHome health agency
All Care Vna-greater Lynn IncLynn, MAHome health agency
Care Dimensions, IncDanvers, MAHospice
Salmon Hospice Care, LlcNorthbridge, MAHospice
North Shore Medical Center -Salem, MAHospital
Massachusetts General HospitalBoston, MAHospital
Alliance Health At RosewoodPeabody, MANursing home

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
North Shore Physicians Group Inc3577467224492

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. Oliver Gregory allows following entities to bill medicare on his behalf.
Entity NameNorth Shore Physicians Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1588606123
PECOS PAC ID: 3577467224
Enrollment ID: O20050429000668

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. Oliver Gregory 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
Oliver Gregory, MD
81 Highland Ave,
Salem, MA 01970-2714

Ph: (978) 573-4300
Oliver Gregory, MD
496 Lynnfield St,
Lynn, MA 01904-1423

Ph: (781) 593-3400

Reviews and Comments


Internal Medicine Doctors in Lynn, MA

Edward M Braun, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 496 Lynnfield St, Lynn, MA 01904
Phone: 781-593-3400    Fax: 781-477-1195
Peter R Sheckman, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 496 Lynnfield St, Lynn, MA 01904
Phone: 781-593-3400    Fax: 781-477-1195
Michael Goldstein, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 480 Lynnfield St, Lynn, MA 01904
Phone: 781-595-1564    Fax: 781-595-1580
Dr. Kurt A Diebold, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 235 Woodland N, Lynn, MA 01904
Phone: 781-715-6688    
Eric Jay Reines, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 62 Market St, Lynn, MA 01901
Phone: 339-883-1207    Fax: 781-595-5479
Annalee Wells, D.O.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 269 Union Street, Hayes 3rd Floor, Lynn, MA 01901
Phone: 617-789-2574    

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.