Dr Steven Jay Ayres, MD - Medicare Gastroenterology in Great Falls, MT

Dr Steven Jay Ayres, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Great Falls, Montana. He went to University Of Minnesota Medical School and graduated in 1977 and has 47 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Benefis Hospitals Inc and his current practice location is 1401 25th St S, Great Falls, Montana. You can reach out to his office (for appointments etc.) via phone at (406) 731-8888.

Dr Steven Jay Ayres is licensed to practice in Montana (license number 8622) 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 1265488464.

Contact Information

Dr Steven Jay Ayres, MD
1401 25th St S,
Great Falls, MT 59405-5183
(406) 731-8888
Not Available

Map and Direction




Physician's Profile

Full NameDr Steven Jay Ayres
GenderMale
SpecialityGastroenterology
Experience47 Years
Location1401 25th 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:
  • Dr Steven Jay Ayres attended and graduated from University Of Minnesota Medical School in 1977
  NPI Data:
  • NPI Number: 1265488464
  • Provider Enumeration Date: 05/26/2006
  • Last Update Date: 03/26/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 9335133420
  • Enrollment ID: I20100503000556

Medical Identifiers

Medical identifiers for Dr Steven Jay Ayres such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1265488464NPI-NPPES
10025384500MedicaidNE
P00143556OtherCORAILROAD MEDICARE
01229798MedicaidCO

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 22979 (Colorado)Secondary
207RG0100XInternal Medicine - Gastroenterology 8622 (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 Inc1153235296288

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 Steven Jay Ayres 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. Dr Steven Jay Ayres 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 Steven Jay Ayres, MD
1401 25th St S,
Great Falls, MT 59405-5183

Ph: (406) 731-8888
Dr Steven Jay Ayres, MD
1401 25th St S,
Great Falls, MT 59405-5183

Ph: (406) 731-8888

Reviews and Comments


Internal Medicine Doctors in Great Falls, MT

Edmund J Brennan, MD
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 1101 26th St S, Great Falls, MT 59405
Phone: 406-731-8888    
Elias J. Baied, DO
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1401 25th St S, Great Falls, MT 59405
Phone: 406-731-8888    Fax: 406-731-8318
David E Anderson, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1917 4th St S, Great Falls, MT 59405
Phone: 406-453-7570    Fax: 406-771-3021
Dr. Francis John Allaire Sr., M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 2716 Desert Dr, Great Falls, MT 59405
Phone: 406-454-3817    
Steven P Akre, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 1400 29th St S, Great Falls, MT 59405
Phone: 406-454-2171    Fax: 406-771-3021
Mr. Donald Hall Berdeaux, MD
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 1117 29th St S, Great Falls, MT 59405
Phone: 406-731-8200    Fax: 406-731-8178
Paul Fredrick Schmook, RPSGT
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 1917 4th St S, Great Falls, MT 59405
Phone: 406-453-7570    

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).

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