Quick answers
- Which hospitals does Gustave L. Mellgren work at?
- Medicare's official clinician data lists Gustave L. Mellgren at 1 hospital: Glacial Ridge Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gustave L. Mellgren see patients?
- Medicare's clinician data lists 2 practice locations, including Glenwood, MN. Call before your visit to confirm the address.
- What is Gustave L. Mellgren's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Gustave L. Mellgren accept Medicare assignment?
- Yes. Medicare's clinician data says Gustave L. Mellgren 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 Gustave L. Mellgren?
- (320) 634-4521, as listed in official Medicare / NPI Registry data.
- What is Gustave L. Mellgren's NPI number?
- 1871562926. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gustave L. Mellgren works
Medicare's Facility Affiliation Data lists Gustave L. Mellgren at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Glacial Ridge HospitalGlenwood, MN · Critical Access Hospital · CCN 241376
Practice locations
Addresses where Gustave L. Mellgren is enrolled with Medicare (CMS data updated 2026-10-02).
- 10 4th Ave SEGlenwood, MN 56334 (320) 634‑4521
- 417 Franklin St SGlenwood, MN 56334 (320) 634‑5157
Group practices
Medicare enrollment lists Gustave L. Mellgren as a member of this group (CMS data updated 2026-10-02).
- Glacial Ridge Hospital District73 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Glenwood
Clinicians with the same Medicare primary specialty in Glenwood, MN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Minnesota Medical School |
| Graduation year | 2004 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1871562926 |
| 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