Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Linda Diane Grossheim, MD

Individual provider Radiation Oncology Physician · NPI 1548211360

Dr. Linda Diane Grossheim, MD is a Radiation Oncology in Spokane, Washington. Graduated from University of Michigan Medical School in 1993, 33 years ago. Practices with Ozarks Medical Center, a 173-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Arizona, California, Georgia and Hawaii and 5 more.

Years since qualifying
33
Trained at
University of Michigan Medical School
Licensed in
AZ, CA, GA, HI, ID, MI
In the registry since
2006
Specialties on file
9
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

910 W 5th Ave Ste 102B
Spokane, WA 99204-2948
Phone: (509) 755-5783
Fax: (509) 459-1522
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 1641 E Polston Ave Ste 102, Post Falls, ID 83854-7852 — (208) 755-2804
  • 1100 N Kentucky Ave, West Plains, MO 65775-2029 — (417) 256-9111
  • 844 N 5th Ave, Sequim, WA 98382-3045 — (360) 683-9895

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 4301091129 (MI)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence M-14269 (ID)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence 64928 (AZ)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence MD-22376 (HI)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence MD60855711 (WA)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence 43521-020 (WI)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence 91727 (GA)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence 2025050456 (MO)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence C172502 (CA)

Record details

NPI number1548211360
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 15, 2006
Last updated in NPPESJuly 1, 2026
Certification dateJuly 1, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyRADIATION ONCOLOGY
Medical schoolUNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Graduated 1993 (33 years in practice)
Group practice Ozarks Medical Center — 173 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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