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Neurosurgery

Richard A. Day, MD

Works at hospitals in Hamilton, MT · Anaconda, MT · Missoula, MT … · Montana

Summary

Richard A. Day, MD (Neurosurgery) is listed by Medicare at 4 hospitals in Hamilton, MT, Anaconda, MT and Missoula, MT and other places. NPI 1447275854. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Richard A. Day, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

NeurosurgeryPrimary specialty
YesAccepts Medicare assignment
38Years since medical school (graduated 1988)
University Of Michigan Medical SchoolMedical school
MaleGender (as listed)
Marcus Daly Memorial Hospital CorporationGroup practice (+1 more)

Quick answers

Which hospitals does Richard A. Day work at?
Medicare's official clinician data lists Richard A. Day at 4 hospitals: Bitterroot Health - Daly Hospital, Community Hospital of Anaconda, Community Medical Center and Deer Lodge Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Richard A. Day see patients?
Medicare's clinician data lists 4 practice locations, including Hamilton, MT, Stevensville, MT and Anaconda, MT. Call before your visit to confirm the address.
What is Richard A. Day's specialty?
Medicare lists Neurosurgery as the primary specialty.
Does Richard A. Day accept Medicare assignment?
Yes. Medicare's clinician data says Richard A. Day accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Richard A. Day?
(406) 375-4758, as listed in official Medicare / NPI Registry data.
What is Richard A. Day's NPI number?
1447275854. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Richard A. Day works

Medicare's Facility Affiliation Data lists Richard A. Day at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Richard A. Day is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Richard A. Day as a member of these groups (CMS data updated 2026-10-02).

  • Marcus Daly Memorial Hospital Corporation97 clinicians in the group
  • Community Hospital of Anaconda44 clinicians in the group

Specialties

Find other Neurosurgery doctors in Montana →

Other neurosurgeons in Montana

Clinicians with the same Medicare primary specialty in Montana — not a recommendation.

All neurosurgeons in Montana →

Clinician information

CredentialMD
Medical schoolUniversity Of Michigan Medical School
Graduation year1988
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1447275854
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians