Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mrs. Margaret C Whitegrass, RN
Registered Nurse in Browning, MT · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1740495498
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Registry record
Entity type Individual (Type 1)
Name Mrs. Margaret C Whitegrass
Credential RN
Sex Female
Practice address Hospital Hill, Browning, MT, 59417
Phone (406) 338-6231
Enumeration date May 14, 2007
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam.
About the RN credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Margaret Whitegrass?
The National Provider Identifier (NPI) for Margaret Whitegrass is 1740495498, a Type 1 (individual) record in the CMS NPPES registry.
Where does Margaret Whitegrass practice?
The practice location on file with NPPES is in Browning, MT. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.