J Surg Res
Dr. Ken Floris Linnau, MD, MS
- Medicare services, 2024
- 1,232
- Medicare patients, 2024
- 729
- Publications
- 58
- MIPS score, 2024
- 94
- Hospital affiliations
- 6
- Practice address
- 325 9th Avenue, Seattle, WA 98104
- Practice phone
- Call (206) 744-9535
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Linnau's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Ken Floris Linnau is a diagnostic radiologist in Seattle, Washington
Dr. Linnau practices at Harborview Medical Center in Seattle, Washington, part of University of Washington.
Dr. Linnau's NPI, 1740395904, was assigned on August 20, 2006. Dr. Linnau holds Washington license MD60124814.
- NPI
- 1740395904NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8921153842
- NPI enumeration date
- August 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (206) 744-9535
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ken Floris Linnau practices at Harborview Medical Center in Seattle, Washington
Dr. Linnau's primary practice is Harborview Medical Center, at 325 9th Avenue, Seattle, WA 98104 in King County. The practice phone is (206) 744-9535.
- Harborview Medical Center325 9th Avenue, Seattle, WA 98104 · King CountyPhone(206) 744-9535
Source: Dmand AI Affiliation Data
Dr. Ken Floris Linnau is affiliated with 6 sites of care and 1 medical group
Dr. Linnau's primary practice is Harborview Medical Center in Seattle, Washington, part of University of Washington. Dr. Linnau is also affiliated with UW Medical Center - Montlake. The medical group on file is UW Physicians. Dmand AI also links Dr. Linnau to 4 more hospitals, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ken Floris Linnau's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Linnau practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Harborview Medical Center | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ken Floris Linnau is one of 819 diagnostic radiologists in Washington
Diagnostic radiology is Dr. Linnau's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Linnau is licensed in Washington.
Specialties and state licenses
- Diagnostic radiology, WashingtonPrimary
Diagnostic radiologists near Dr. Linnau
Counts of diagnostic radiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Ken Floris Linnau billed Medicare for 1,232 services in 2024
CMS data shows 1,232 Medicare services from Dr. Linnau across 32 procedure codes in 2024, for 729 Medicare patients. Medicare paid $36,499 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Linnau's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 1,2832024: 1,15110%
- Tests and treatments
- 2023: 462024: 444%
- Surgery
- 2023: 622024: 3740%
Dr. Linnau compared with the Washington median for diagnostic radiologists, 2024
- Dr. Linnau
- Washington median
- Medicare services
- 1,232vs 2,43349% below
- Medicare patients
- 729vs 1,48451% below
Medians across 799 diagnostic radiologists in Washington with Dmand AI profiles that report each measure.
Dr. Linnau's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Linnau and other diagnostic radiologists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ken Floris Linnau treated 729 Medicare patients in 2024, average age 73
CMS counts 729 Medicare patients who saw Dr. Linnau in 2024. The largest group is 65 to 74, with 262 patients. 75% of them have high blood pressure, and 65% have high cholesterol. 28% are also on Medicaid. Their average risk score is 2.20, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Linnau's median patient age at 57, with 50% women.
Dr. Linnau's Medicare patients by age, 2024
Dr. Linnau's Medicare patients by sex, 2024
- Women33546%
- Men39454%
Chronic conditions among Dr. Linnau's Medicare patients, 2024
- High blood pressure75%
- High cholesterol65%
- Arthritis45%
- Mood disorders40%
- Anxiety36%
- Depression35%
- Ischemic heart disease34%
- Chronic kidney disease33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Linnau's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ken Floris Linnau scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Linnau for performance year 2024, reported through an alternative payment model (APM). Dr. Linnau accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Linnau's MIPS scores, performance year 2024
- 94of 100Final score
- 74.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Ken Floris Linnau has 58 publications on record
Dmand AI links 58 papers to Dr. Linnau, published from 2011 to 2023. 2017 was the busiest year, with 12. The most frequent topics are Tomography, X-Ray Computed, Diagnosis, Differential and Emergency Service, Hospital. Dr. Linnau has published most often in Emerg Radiol. Dr. Linnau's most frequent co-authors are Jeffrey D. Robinson, MD, Nupur Verma, MD and Nathan McGill Cross, MD.
Dr. Linnau's papers by year, 2012 to 2023
Topics Dr. Linnau writes about most
- Tomography, X-Ray Computed
- Diagnosis, Differential
- Emergency Service, Hospital
- Contrast Media
- Radiology
- Wounds, Nonpenetrating
- Abdominal Pain
- Accidents, Traffic
Dr. Linnau's most frequent co-authors
- Jeffrey D. Robinson, MD6 shared papers
- Nupur Verma, MD4 shared papers
- Nathan McGill Cross, MD3 shared papers
Recent publications by Dr. Linnau
J Am Coll Radiol
See who Dr. Linnau researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Linnau works with, so you can find a warm path to the right diagnostic radiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ken Floris Linnau received $2,616 in industry payments from 2019 to 2025
CMS Open Payments shows 6 general payments to Dr. Linnau from 1 drug or device company from 2019 to 2025. Speaker and faculty fees make up the largest share, 75% of the total. Siemens Medical Solutions USA, Inc. paid the most, $2,616.
General payments to Dr. Linnau by program year, 2019 to 2025
General payments to Dr. Linnau by kind, 2019 to 2025
- Speaker and faculty fees$1,95575%
- Food and beverage$38615%
- Travel and lodging$27510%
Companies that paid Dr. Linnau the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ken Floris Linnau's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Ken Floris Linnau
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Ken Floris Linnau's NPI number?
Dr. Ken Floris Linnau's NPI number is 1740395904. It was assigned on August 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ken Floris Linnau?
Dr. Ken Floris Linnau is a diagnostic radiologist in Seattle, Washington. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Ken Floris Linnau practice?
Dr. Linnau practices at 325 9th Avenue, Seattle, WA 98104. Dr. Linnau's primary practice is Harborview Medical Center in Seattle, Washington, part of University of Washington. Dmand AI also links Dr. Linnau to 4 hospitals.
What is Dr. Ken Floris Linnau's office phone number?
The practice phone on file for Dr. Linnau is (206) 744-9535.
What is Dr. Ken Floris Linnau's medical license number?
Dr. Linnau holds Washington license MD60124814.
Which hospitals is Dr. Ken Floris Linnau affiliated with?
Dr. Linnau practices at Harborview Medical Center in Seattle, Washington. Dr. Linnau is also affiliated with UW Medical Center - Montlake. Dmand AI links Dr. Linnau to 4 more hospitals.
What medical group is Dr. Ken Floris Linnau part of?
Dr. Linnau is linked to UW Physicians.
Does Dr. Ken Floris Linnau accept Medicare?
Yes. CMS data shows Dr. Linnau billed Medicare for 1,232 services in 2024, and Dr. Linnau accepts Medicare assignment.
What is Dr. Ken Floris Linnau's MIPS score?
Dr. Linnau's MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Ken Floris Linnau see?
CMS counts 729 Medicare patients who saw Dr. Linnau in 2024, with an average age of 73.
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What services does Dr. Ken Floris Linnau bill to Medicare?
In 2024, Dr. Linnau's most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (74177) and diagnostic imaging (71275).
Has Dr. Ken Floris Linnau received payments from drug or device companies?
CMS Open Payments shows $2,616 in general payments to Dr. Linnau from 1 company from 2019 to 2025. The largest total came from Siemens Medical Solutions USA, Inc.
How long has Dr. Ken Floris Linnau been practicing?
Dr. Linnau graduated from medical school in 1996, 30 years ago.
Does Dr. Ken Floris Linnau do research?
Dmand AI links 58 publications to Dr. Linnau, published from 2011 to 2023.
Who does Dr. Ken Floris Linnau publish with?
Dr. Linnau's most frequent co-authors are Jeffrey D. Robinson, MD (6 shared papers), Nupur Verma, MD (4 shared papers) and Nathan McGill Cross, MD (3 shared papers).
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