Quick answers
- Which hospitals does Marcus B. Tanabe work at?
- Medicare's official clinician data lists Marcus B. Tanabe at 1 hospital: Altru Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Marcus B. Tanabe see patients?
- Medicare's clinician data lists 1 practice location in Grand Forks, ND. Call before your visit to confirm the address.
- What is Marcus B. Tanabe's specialty?
- Medicare lists Oral Surgery as the primary specialty, and also Plastic and Reconstructive Surgery.
- Does Marcus B. Tanabe accept Medicare assignment?
- Yes. Medicare's clinician data says Marcus B. Tanabe 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 Marcus B. Tanabe?
- (701) 772-7379, as listed in official Medicare / NPI Registry data.
- What is Marcus B. Tanabe's NPI number?
- 1336368240. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marcus B. Tanabe works
Medicare's Facility Affiliation Data lists Marcus B. Tanabe at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Altru HospitalGrand Forks, ND · Acute Care Hospital · CCN 350019
Practice locations
Addresses where Marcus B. Tanabe is enrolled with Medicare (CMS data updated 2026-10-02).
- 1165 S Columbia Rd, Suite CGrand Forks, ND 58201 (701) 772‑7379
Group practices
Medicare enrollment lists Marcus B. Tanabe as a member of this group (CMS data updated 2026-10-02).
- Valley Oral and Facial Surgery PC4 clinicians in the group
Specialties
Other oral surgeons in Grand Forks
Clinicians with the same Medicare primary specialty in Grand Forks, ND — not a recommendation.
Clinician information
| Credential | DDS |
|---|---|
| Medical school | University Of Minnesota, Duluth School Of Medicine |
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1336368240 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians