Linda Diane Grossheim, MD

Radiation Oncology (CMS) · Spokane, WA

Call (509) 755-5783 Directions

At a glance

910 W 5Th Ave Ste 102B, Spokane, WA 99204-2948

NPPES record updated Jul 1, 2026. Public records can lag behind changes at a practice.

Before you call: a quick checklist

Are you accepting new patients?
Do you accept my specific insurance plan?
Do you provide the service I need at this address?
Do I need a referral, and what is the earliest appointment?

Insurance participation and appointment availability are not established by these public records.

Medicare & insurance

Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.

How to check your coverage

Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.

Check the official Medicare directory ↗

Practice location

910 W 5Th Ave Ste 102B
Spokane, WA 99204-2948

Additional reported practice locations

1641 E Polston Ave Ste 102
Post Falls, ID 838547852
Phone: 2087552804
Fax: 2087650277

844 N 5Th Ave
Sequim, WA 983823045
Phone: 3606839895
Fax: 3605825614

1100 N Kentucky Ave
West Plains, MO 657752029
Phone: 4172569111 · Ext. 69111

REPORTED BACKGROUND

Education & affiliations

Medical / professional school: University Of Michigan Medical School
Graduation year: 1993
CMS specialties: Radiation Oncology

Practice groups

Reported hospital affiliations

Deaconess Medical Center Spokane, WA
Ozarks Healthcare West Plains, MO

Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.

Source: CMS National Downloadable File · Published Oct 15, 2026.

Source: CMS Facility Affiliation Data · Published Oct 15, 2026.

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PUBLISHED MEDICARE ACTIVITY

Procedures in the public data

Reported activity can help you ask more informed questions about a practice’s services.

No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.

CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology

Source: CMS Utilization Data · Published Oct 15, 2026.

Find providers with a similar service mix

Compare 2024 published Medicare activity in the same reported specialty, here or in another city.

Explore similar providers →

PAYMENT TRANSPARENCY

Industry-reported general payments

$137.91General payments · 2025

6Reported transactions

6Reporting companies

Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.

See payment purposes and reporting companies

Reported purposes

Purpose	Amount
Food and beverage	$137.91

Reporting companies

Company	Amount
PROGENICS PHARMACEUTICALS, INC.	$24.67
GLAXOSMITHKLINE, LLC.	$24.17
MERCK SHARP & DOHME LLC	$23.56
INCYTE CORPORATION	$22.60
ADC THERAPEUTICS AMERICA, INC.	$22.01
JANSSEN BIOTECH, INC.	$20.90

View official Open Payments profile ↗

Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.

Professional details: NPI, taxonomy & registry record

NPI1548211360

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Registry details

Primary taxonomy: Radiation Oncology (CMS)
Taxonomy code: 2085R0001X
Enumeration date: May 15, 2006
Record updated: Jul 1, 2026

More registry details

Provider type: Individual · Type 1
Other reported name: LINDA PALM
Reported credentials: MD