Quick answers
- Which hospitals does David W. Tsen work at?
- Medicare's official clinician data lists David W. Tsen at 3 hospitals: Essentia Health, Essentia Health St Marys - Detroit Lakes and Sanford Medical Center Fargo. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David W. Tsen see patients?
- Medicare's clinician data lists 5 practice locations, including Detroit Lakes, MN, Fargo, ND and Park Rapids, MN. Call before your visit to confirm the address.
- What is David W. Tsen's specialty?
- Medicare lists Otolaryngology as the primary specialty.
- Does David W. Tsen accept Medicare assignment?
- Yes. Medicare's clinician data says David W. Tsen 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 David W. Tsen?
- (701) 364-8900, as listed in official Medicare / NPI Registry data.
- What is David W. Tsen's NPI number?
- 1982657128. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David W. Tsen works
Medicare's Facility Affiliation Data lists David W. Tsen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Essentia HealthFargo, ND · Acute Care Hospital · CCN 350070
- Essentia Health St Marys - Detroit LakesDetroit Lakes, MN · Acute Care Hospital · CCN 240101
- Sanford Medical Center FargoFargo, ND · Acute Care Hospital · CCN 350011
Practice locations
Addresses where David W. Tsen is enrolled with Medicare (CMS data updated 2026-10-02).
- 1027 Washington AveDetroit Lakes, MN 56501
- 1027 Washington Ave, Attn Business Office ManagerDetroit Lakes, MN 56501
- 1702 University Dr SFargo, ND 58103 (701) 364‑8900
- 3000 32nd Ave SFargo, ND 58103 (701) 364‑8000
- 705 Pleasant Ave SPark Rapids, MN 56470 (218) 732‑2800
Group practices
Medicare enrollment lists David W. Tsen as a member of these groups (CMS data updated 2026-10-02).
- Innovis Health LLC559 clinicians in the group
- St Marys Regional Health Center190 clinicians in the group
Specialties
- Otolaryngologyprimary
Other ENT doctors in Minnesota
Clinicians with the same Medicare primary specialty in Minnesota — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Medical School At San Antonio |
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1982657128 |
| 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