Internal Medicine, Pulmonary Disease
ROBERT GRASSESCHI MD
Identity confirmed via CMS NPPES · September 30, 2026 · A directory match is not a coverage approval.
Is this your practice? This listing was imported from public provider identity data (CMS NPPES) and has not yet been claimed. Claim this listing to confirm the practice details. Plan acceptance stays unpublished until the practice reports it.
Public record
NPI 1548261274 · enumerated 2005-08-03 · record updated 2024-04-08. Source: CMS NPPES. A listing is not a TRICARE network approval.
NPPES recordGoogle Maps Apple Maps OpenStreetMap
Addresses and phones
- Mailing address PO BOX 6010, GREAT FALLS, MT, 59406-6010 (406) 455-4477 Fax (406) 268-0084 Google Maps Apple Maps OpenStreetMap
- Practice location 1401 25TH ST S STE 4, GREAT FALLS, MT, 59405-5183 (406) 455-4300 Fax (406) 455-4310 Google Maps Apple Maps OpenStreetMap
Specialties
- Internal Medicine, Critical Care Medicine 207RC0200X · License 10267 MT
- Internal Medicine, Pulmonary Disease 207RP1001X · Primary · License 10267 MT
In this directory
MT Cascade County Great Falls Internal Medicine, Pulmonary Disease
Locations and evidence
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Practice location
GREAT FALLS, MT, 594055183
Accepting new patientsNot reportedCMS NPPES · September 30, 2026
Plan acceptance
- No published plan acceptance yet. Confirm directly with the practice, or claim this listing if it's yours.