Dr Gregory George Gensheimer, MD - Medicare Ophthalmology in Brunswick, ME

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Dr Gregory George Gensheimer, MD is a medicare enrolled "Ophthalmology" physician in Brunswick, Maine. He went to University Of Rochester School Of Medicine And Dentistry and graduated in 1977 and has 48 years of diverse experience with area of expertise as Ophthalmology. He is a member of the group practice Mainehealth and his current practice location is 8 Mason St, Brunswick, Maine. You can reach out to his office (for appointments etc.) via phone at (207) 729-7971.

Dr Gregory George Gensheimer is licensed to practice in Maine (license number 10700) 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 1740202621.

Contact Information

Dr Gregory George Gensheimer, MD
8 Mason St,
Brunswick, ME 04011-1514
(207) 729-7971
(207) 725-7910

Map and Direction




Physician's Profile

Full NameDr Gregory George Gensheimer
GenderMale
SpecialityOphthalmology
Experience48 Years
Location8 Mason St, Brunswick, Maine
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 Gregory George Gensheimer attended and graduated from University Of Rochester School Of Medicine And Dentistry in 1977
  NPI Data:
  • NPI Number: 1740202621
  • Provider Enumeration Date: 07/23/2006
  • Last Update Date: 02/08/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 0648243253
  • Enrollment ID: I20050623000437

Medical Identifiers

Medical identifiers for Dr Gregory George Gensheimer such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1740202621NPI-NPPES
10902606OtherCAQH

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology 10700 (Maine)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mid Coast HospitalBrunswick, MEHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mainehealth75178605882288

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 Gregory George Gensheimer allows following entities to bill medicare on his behalf.
Entity NameMid Coast Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1932164795
PECOS PAC ID: 5496739468
Enrollment ID: O20040623001212
Entity NameMainehealth
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790265502
PECOS PAC ID: 7517860588
Enrollment ID: O20040701000166

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 Gregory George Gensheimer 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 Gregory George Gensheimer, MD
8 Mason St,
Brunswick, ME 04011-1514

Ph: (207) 729-7971		Dr Gregory George Gensheimer, MD
8 Mason St,
Brunswick, ME 04011-1514

Ph: (207) 729-7971

Reviews and Comments


Ophthalmology Doctors in Brunswick, ME

Kurt Kelley, M.D.
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 8 Mason St, Brunswick, ME 04011
Phone: 207-729-7971    Fax: 207-725-7910
Dr. Marybeth Dunston Ford, MD
Ophthalmology
Medicare: Medicare Enrolled
Practice Location: 8 Mason St, Brunswick, ME 04011
Phone: 207-729-7971    Fax: 207-725-7910
Walter J Schuyler, MD
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 331 Maine St Ste 1, Brunswick Eye Care Associates, Brunswick, ME 04011
Phone: 207-725-2161    Fax: 207-725-9189
Dr. Michelle M Harris, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 22 Station Ave Ste 202, Brunswick, ME 04011
Phone: 207-725-7971    Fax: 207-810-2374

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.