Mary E Gray, FNP - Medicare Nurse Practitioner in Great Falls, MT

Mary E Gray, FNP is a medicare enrolled "Nurse Practitioner - Family" in Great Falls, Montana. She graduated from nursing school in 1988 and has 36 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Benefis Hospitals Inc and her current practice location is 1401 25th St S, Great Falls, Montana. You can reach out to her office (for appointments etc.) via phone at (406) 731-8888.

Mary E Gray is licensed to practice in Montana (license number RN014083) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1184625055.

Contact Information

Mary E Gray, FNP
1401 25th St S,
Great Falls, MT 59405-5183
(406) 731-8888
(406) 731-8876

Map and Direction




Provider's Profile

Full NameMary E Gray
GenderFemale
SpecialityNurse Practitioner
Experience36 Years
Location1401 25th St S, Great Falls, Montana
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mary E Gray graduated from nursing school in 1988
  NPI Data:
  • NPI Number: 1184625055
  • Provider Enumeration Date: 08/02/2005
  • Last Update Date: 04/08/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 0840331815
  • Enrollment ID: I20100113000228

Medical Identifiers

Medical identifiers for Mary E Gray such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1184625055NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LF0000XNurse Practitioner - Family RN014083 (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. Mary E Gray allows following entities to bill medicare on her 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. Mary E Gray 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
Mary E Gray, FNP
1401 25th St S,
Great Falls, MT 59405-5183

Ph: (406) 731-8888
Mary E Gray, FNP
1401 25th St S,
Great Falls, MT 59405-5183

Ph: (406) 731-8888

Reviews and Comments


Nurse Practitioner Nurses in Great Falls, MT

Mrs. Emily A. Cote, FNP-BC
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 1401 25th St S, Great Falls, MT 59405
Phone: 406-731-8888    Fax: 406-731-8318
Dr. Rette Marie Riley Olsen, DNP, APRN, FNP-C
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 1401 25th St S, Great Falls, MT 59405
Phone: 406-731-8888    Fax: 406-731-8318
Kristina Kay Burton, FNP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 1401 25th St S, Great Falls, MT 59405
Phone: 406-731-8888    Fax: 406-731-8318
Sydne Skaer,
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 1401 25th St S, Great Falls, MT 59405
Phone: 406-731-8888    
Amanda K Murray, NP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 3000 15th Ave S, Great Falls, MT 59405
Phone: 406-454-2171    
Mr. Jarrod Charles Nichter, FNP-BC
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 1120 Ferguson Dr, Great Falls, MT 59404
Phone: 406-865-0229    
Patrick Hugh Smith, FNP-BC
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 1101 26th St S, Great Falls, MT 59405
Phone: 406-455-5000    

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.