Benjamin Potter, MD - Medicare Gastroenterology in Portland, ME

Benjamin Potter, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Portland, Maine. He went to Geisel School Of Medicine At Dartmouth and graduated in 1992 and has 32 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Portland Gastroenterology Associates Pa and his current practice location is 161 Marginal Way, Portland, Maine. You can reach out to his office (for appointments etc.) via phone at (207) 773-7964.

Benjamin Potter is licensed to practice in Maine (license number 013831) 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 1285689505.

Contact Information

Benjamin Potter, MD
161 Marginal Way,
Portland, ME 04101-2438
(207) 773-7964
(207) 773-9073

Map and Direction




Physician's Profile

Full NameBenjamin Potter
GenderMale
SpecialityGastroenterology
Experience32 Years
Location161 Marginal Way, Portland, 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:
  • Benjamin Potter attended and graduated from Geisel School Of Medicine At Dartmouth in 1992
  NPI Data:
  • NPI Number: 1285689505
  • Provider Enumeration Date: 05/24/2006
  • Last Update Date: 09/08/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 7719964584
  • Enrollment ID: I20050613000625

Medical Identifiers

Medical identifiers for Benjamin Potter such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1285689505NPI-NPPES
242360099MedicaidME

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 013831 (Maine)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Maine Medical CenterPortland, MEHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Portland Gastroenterology Associates Pa519370296721

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. Benjamin Potter allows following entities to bill medicare on his behalf.
Entity NamePortland Gastroenterology Associates Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1508087289
PECOS PAC ID: 5193702967
Enrollment ID: O20040630000866

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. Benjamin Potter 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
Benjamin Potter, MD
161 Marginal Way Ste 300,
Portland, ME 04101-2438

Ph: (207) 773-7964
Benjamin Potter, MD
161 Marginal Way,
Portland, ME 04101-2438

Ph: (207) 773-7964

Reviews and Comments


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Dr. Thalia Mayes, M.D.
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Practice Location: 161 Marginal Way, Portland, ME 04101
Phone: 207-773-7964    Fax: 207-773-9073

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.