Richard A A Day, MD - Medicare Neurosurgery in Hamilton, MT

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Richard A A Day, MD is a medicare enrolled "Neurological Surgery" physician in Hamilton, Montana. He went to University Of Michigan Medical School and graduated in 1988 and has 36 years of diverse experience with area of expertise as Neurosurgery. He is a member of the group practice Marcus Daly Memorial Hospital Corporation, Community Hospital Of Anaconda and his current practice location is 1190 Westwood Dr, Hamilton, Montana. You can reach out to his office (for appointments etc.) via phone at (406) 375-4714.

Richard A A Day is licensed to practice in Montana (license number 8014) 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 1447275854.

Contact Information

Richard A A Day, MD
1190 Westwood Dr,
Hamilton, MT 59840-2343
(406) 375-4714
(406) 375-4709

Map and Direction




Physician's Profile

Full NameRichard A A Day
GenderMale
SpecialityNeurosurgery
Experience36 Years
Location1190 Westwood Dr, Hamilton, 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:
  • Richard A A Day attended and graduated from University Of Michigan Medical School in 1988
  NPI Data:
  • NPI Number: 1447275854
  • Provider Enumeration Date: 07/13/2006
  • Last Update Date: 05/13/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 5395889034
  • Enrollment ID: I20100219000157

Medical Identifiers

Medical identifiers for Richard A A Day such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1447275854NPI-NPPES
1447275854MedicaidMT
1447275854MedicaidID

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207T00000XNeurological Surgery 8014 (Montana)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Marcus Daly Memorial Hospital - CahHamilton, MTHospital
Community Hospital Of AnacondaAnaconda, MTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Marcus Daly Memorial Hospital Corporation559766447478
Community Hospital Of Anaconda812393897427

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. Richard A A Day allows following entities to bill medicare on his behalf.
Entity NameCommunity Hospital Of Anaconda
Entity TypePart A Provider - Critical Access Hospital
Entity IdentifiersNPI Number: 1205887924
PECOS PAC ID: 8123938974
Enrollment ID: O20030507000045
Entity NameCommunity Hospital Of Anaconda
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1538597703
PECOS PAC ID: 8123938974
Enrollment ID: O20031119000745
Entity NameMarcus Daly Memorial Hospital Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1659475846
PECOS PAC ID: 5597664474
Enrollment ID: O20040202001033

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. Richard A A Day 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
Richard A A Day, MD
1224 W Main St,
Hamilton, MT 59840-2338

Ph: (406) 375-4823		Richard A A Day, MD
1190 Westwood Dr,
Hamilton, MT 59840-2343

Ph: (406) 375-4714

Reviews and Comments


Neurological Surgery Doctors in Hamilton, MT


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.