MICHAEL F KOS MD
NPI 1366599631
Radiology - Radiation Oncology in Spokane Valley, WA

Active since January 05, 2007PECOS EnrolledAccepts Medicare Assignment
13424 E MISSION AVE # A, SPOKANE VALLEY, WA 99216(509) 321-4980(530) 576-0364 Get Directions Write a Review

NPPES record last updated: March 18, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 18, 2026, Apr 22, 2022, Oct 1, 2021 and 4 more (7 updates tracked since 2016).

About Michael F Kos Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MICHAEL F KOS MD (NPI 1366599631) is an individual radiation oncology provider in Spokane Valley, Washington, licensed in Washington (MD61157599) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with St Joseph Regional Medical Center, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1366599631
Entity TypeIndividualMale
Primary Taxonomy2085R0001X
Provider Legal NameMICHAEL F KOSCredential: MD
Location Address13424 E MISSION AVE # ASpokane Valley, WA 99216-2759
Mailing Address6506 S Regal CtSpokane, WA 99223-2117 · (775) 560-5776 · Fax (530) 576-0364
Fax(530) 576-0364
Sole ProprietorNo
Medical School CMSOtherGraduated 1993
Enumeration DateJanuary 5, 2007
Last NPPES UpdateMarch 18, 20267 updates tracked since enumeration
NPPES CertifiedMarch 18, 2026
NPI 1366599631 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0001X
Licenses Licensed in WA · MD61157599 Licensed in NV · 9893 Licensed in WI · 13640-320
Definition
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
13424 E MISSION AVE # A, Spokane Valley, WA 99216

Secondary Practice Locations 3

Location 11641 E Polston Ave Ste 102Post Falls, ID 83854-7852 · Phone (208) 273-9186
Location 2504 6th StLewiston, ID 83501-2439 · Phone (208) 799-5755
Location 3415 6th StLewiston, ID 83501-2431 · Phone (208) 799-5755

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Michael F Kos Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5991782476
PECOS Enrollment IDI20210915001465, I20230329003372, I20250808000980
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 19

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml Q9967
Low osmolar contrast material with 300-399 mg/ml iodine concentration is a diagnostic tool used in imaging procedures. It helps to enhance the visibility of specific areas in the body, aiding in accurate diagnosis. It's safe and generally well-tolerated by patients.
2,630 services19 patients
Ct guidance for insertion of radiation therapy fields 77014
CT guidance for insertion of radiation therapy fields involves using a CT scan to accurately map the area of your body where radiation will be applied. This ensures the radiation targets only the necessary area, minimizing impact to healthy tissues.
374 services209 patients
Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session G6015
Intensity-modulated radiation therapy (IMRT) is a type of cancer treatment. It uses advanced technology to manipulate photon beams of radiation to conform to the shape of a tumor. IMRT allows for the radiation dose to conform more precisely to the three-dimensional shape of the tumor by modulating—or controlling—the intensity of the radiation beam. This can result in better tumor control and less harm to healthy tissue.
344 services192 patients
Ct guidance for insertion of radiation therapy fields 77014
CT guidance for insertion of radiation therapy fields involves using a CT scan to accurately map the area of your body where radiation will be applied. This ensures the radiation targets only the necessary area, minimizing impact to healthy tissues.
159 services36 patients
Radiation treatment management, 5 treatment sessions 77427
Radiation treatment management involves a series of 5 sessions where targeted radiation is used to destroy or shrink cancer cells in your body. Each session is carefully planned to maximize effectiveness while minimizing harm to healthy tissues. You may experience side effects which will be closely monitored and managed for your comfort.
107 services93 patients
Calculation of radiation therapy dose 77300
Radiation therapy dose calculation is a process to determine the exact amount of radiation needed to treat a specific area in the body. This calculation helps ensure the treatment is effective while minimizing harm to healthy tissues. It's a key part of planning your radiation therapy.
97 services13 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Joseph Regional Medical Center

Acute Care Hospitals · Lewiston, ID
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number130003
Location415 Sixth StreetLewiston, ID 83501 · Nez Perce County
Emergency services Birthing friendly

Prov Sacred Hrt Med Ctr & Childs Hosp.

Acute Care Hospitals · Spokane, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number500054
Location101 West 8th AvenueSpokane, WA 99204 · Spokane County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 99216 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$172.80 typical visit price
range $57.27 – $172.80
Typical copayment $43.20 (range $14.31 – $43.20)
Most-billed visit code 99205
Established Patient
$71.29 typical visit price
range $18.56 – $141.11
Typical copayment $17.82 (range $4.64 – $35.27)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Colorectal Cancer Screening
Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer
100%400 patients5/55-star benchmark: 85%
Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
100%1,289 patients5/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
100%382 patients5/55-star benchmark: 100%
Falls: Screening for Future Fall Risk
Percentage of patients 65 years of age and older who were screened for future fall risk during the measurement period
100%605 patients5/55-star benchmark: 99%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
100%402 patients5/55-star benchmark: 100%
Oncology: Medical and Radiation - Pain Intensity Quantified
Percentage of patient visits, regardless of patient age, with a diagnosis of cancer currently receiving chemotherapy or radiation therapy in which pain intensity is quantified
100%2,001 patients5/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
90%843 patients4/55-star benchmark: 99%
Preventive Care and Screening: Influenza Immunization
Percentage of patients aged 6 months and older seen for a visit between October 1 and March 31 who received an influenza immunization OR who reported previous receipt of an influenza immunization
100%513 patients5/55-star benchmark: 88%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
Patients tobacco: 100% · 217 patients
100%217 patients
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
85%843 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
0%843 patients1/55-star benchmark: 59%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Michael Kos's NPI number?

The NPI number for Michael Kos is 1366599631. It was assigned to this individual provider in the NPPES registry on January 5, 2007.

Where is Michael Kos located?

Michael Kos practices at 13424 E Mission Ave # A, Spokane Valley, WA 99216. The listed phone number is (509) 321-4980.

What is Michael Kos's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Is Michael Kos enrolled in Medicare?

Yes. Michael Kos is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Michael Kos accept?

Health plans from Medica, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Michael Kos as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Michael Kos affiliated with any hospitals?

According to CMS data, Michael Kos is affiliated with St Joseph Regional Medical Center and Prov Sacred Hrt Med Ctr & Childs Hosp..

When was this NPI record last updated?

The NPPES record for Michael Kos was last updated on March 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.