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Dr. Linda Diane Grossheim, MD

Radiation Oncology Physician in Spokane, WA · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1548211360

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Registry record

Entity type Individual (Type 1)
Name Dr. Linda Diane Grossheim
Credential MD
Sex Female
Practice address 910 W 5th Ave Ste 102b, Spokane, WA, 99204
Phone (509) 755-5783
Fax (509) 459-1522
Enumeration date May 15, 2006
Last updated in NPPES Jul 1, 2026

Taxonomy & licenses

2085R0001X Radiation Oncology Physician Allopathic & Osteopathic Physicians · License M-14269 (ID) Secondary
2085R0001X Radiation Oncology Physician Allopathic & Osteopathic Physicians · License 4301091129 (MI) Primary
2085R0001X Radiation Oncology Physician Allopathic & Osteopathic Physicians · License 64928 (AZ) Secondary
2085R0001X Radiation Oncology Physician Allopathic & Osteopathic Physicians · License MD-22376 (HI) Secondary
2085R0001X Radiation Oncology Physician Allopathic & Osteopathic Physicians · License MD60855711 (WA) Secondary
2085R0001X Radiation Oncology Physician Allopathic & Osteopathic Physicians · License 43521-020 (WI) Secondary
2085R0001X Radiation Oncology Physician Allopathic & Osteopathic Physicians · License 91727 (GA) Secondary
2085R0001X Radiation Oncology Physician Allopathic & Osteopathic Physicians · License 2025050456 (MO) Secondary
2085R0001X Radiation Oncology Physician Allopathic & Osteopathic Physicians · License C172502 (CA) Secondary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
1548211360 Medicaid MI -
1548211360 Medicaid ID -
2103992 Medicaid WA -
34597700 Medicaid WI -

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.

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Frequently asked questions

What is the NPI number for Linda Grossheim?
The National Provider Identifier (NPI) for Linda Grossheim is 1548211360, a Type 1 (individual) record in the CMS NPPES registry.
Where does Linda Grossheim practice?
The practice location on file with NPPES is in Spokane, WA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-01.