Gordon A Millspaugh Iii, MD - Medicare Gastroenterology in Portland, ME

Gordon A Millspaugh Iii, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Portland, Maine. He went to Columbia University College Of Physicians And Surgeons and graduated in 1996 and has 28 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.

Gordon A Millspaugh Iii is licensed to practice in Maine (license number 015837) 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 1114025988.

Contact Information

Gordon A Millspaugh Iii, MD
161 Marginal Way,
Portland, ME 04101-2438
(207) 773-7964
(207) 773-9073

Map and Direction




Physician's Profile

Full NameGordon A Millspaugh Iii
GenderMale
SpecialityGastroenterology
Experience28 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:
  • Gordon A Millspaugh Iii attended and graduated from Columbia University College Of Physicians And Surgeons in 1996
  NPI Data:
  • NPI Number: 1114025988
  • Provider Enumeration Date: 09/20/2006
  • Last Update Date: 09/08/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 3072590744
  • Enrollment ID: I20050602001075

Medical Identifiers

Medical identifiers for Gordon A Millspaugh Iii such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1114025988NPI-NPPES
304210099MedicaidME

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 015837 (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. Gordon A Millspaugh Iii 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
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. Gordon A Millspaugh Iii 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
Gordon A Millspaugh Iii, MD
161 Marginal Way,
Portland, ME 04101-2438

Ph: (207) 773-7964
Gordon A Millspaugh Iii, MD
161 Marginal Way,
Portland, ME 04101-2438

Ph: (207) 773-7964

Reviews and Comments


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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.