Dimitrios Koudoumas, MD, PHD - Medicare Thoracic Surgery in Great Falls, MT

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Dimitrios Koudoumas, MD, PHD is a medicare enrolled "Thoracic Surgery (cardiothoracic Vascular Surgery)" physician in Great Falls, Montana. He graduated from medical school in 2006 and has 18 years of diverse experience with area of expertise as Thoracic Surgery. He is a member of the group practice Benefis Hospitals Inc and his current practice location is 1101 26th St S, Great Falls, Montana. You can reach out to his office (for appointments etc.) via phone at (406) 731-8888.

Dimitrios Koudoumas is licensed to practice in Montana (license number 118900) 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 1639456767.

Contact Information

Dimitrios Koudoumas, MD, PHD
1101 26th St S,
Great Falls, MT 59405-5161
(406) 731-8888
(406) 731-8876

Map and Direction




Physician's Profile

Full NameDimitrios Koudoumas
GenderMale
SpecialityThoracic Surgery
Experience18 Years
Location1101 26th St S, Great Falls, Montana
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:
  • Dimitrios Koudoumas graduated from medical school in 2006
  NPI Data:
  • NPI Number: 1639456767
  • Provider Enumeration Date: 11/03/2011
  • Last Update Date: 04/08/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 6709123508
  • Enrollment ID: I20230309002725

Medical Identifiers

Medical identifiers for Dimitrios Koudoumas such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1639456767NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208G00000XThoracic Surgery (cardiothoracic Vascular Surgery) 118900 (Montana)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Benefis Hospitals IncGreat falls, MTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Benefis Hospitals Inc1153235296300

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. Dimitrios Koudoumas allows following entities to bill medicare on his behalf.
Entity NameBenefis Hospitals Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1780968974
PECOS PAC ID: 1153235296
Enrollment ID: O20100629000044

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. Dimitrios Koudoumas 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
Dimitrios Koudoumas, MD, PHD
1101 26th St S,
Great Falls, MT 59405-5161

Ph: (406) 731-8888		Dimitrios Koudoumas, MD, PHD
1101 26th St S,
Great Falls, MT 59405-5161

Ph: (406) 731-8888

Reviews and Comments


Thoracic Surgery (Cardiothoracic Vascular Surgery) Doctors in Great Falls, MT

Steven Bailey, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 1300 28th St S Fl 2, Great Falls, MT 59405
Phone: 406-455-5000    Fax: 406-731-8318
Dr. Roberto Amado-cattaneo, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 1101 26th St S, 5th Floor, Great Falls, MT 59405
Phone: 406-731-8888    Fax: 406-731-8876
Dr. Brett Alan Williams, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 1300 28th Street South, Suite 8, Great Falls, MT 59405
Phone: 406-761-6500    Fax: 406-452-5140

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.