Dr. David W. Janeway, MD
- Medicare services, 2024
- 588
- Medicare patients, 2024
- 208
- Part D claims, 2024
- 10,035
- Hospital affiliations
- 3
- Industry payments
- $6,333
- Practice address
- 1728 W Marine View Dr, Everett, WA 98201
- Practice phone
- Call (425) 259-4041
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Western Washington Medical Group, Inc PS
Everett, Washington
Find Dr. Janeway'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. David W. Janeway is a family medicine physician in Everett, Washington
Dr. Janeway practices at Western Washington Medical Group, Inc PS in Everett, Washington.
Dr. Janeway's NPI, 1821177437, was assigned on November 3, 2006. Dr. Janeway graduated from University of Rochester School of Medicine and Dentistry in 1998. Dr. Janeway holds Washington license MD00039104.
- NPI
- 1821177437NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8426071945
- NPI enumeration date
- November 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (425) 259-4041
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David W. Janeway practices at Western Washington Medical Group, Inc PS in Everett, Washington
Dr. Janeway's primary practice is Western Washington Medical Group, Inc PS, at 1728 W Marine View Dr, Everett, WA 98201 in Snohomish County. The practice phone is (425) 259-4041.
- Western Washington Medical Group, Inc PS1728 W Marine View Dr, Everett, WA 98201 · Snohomish CountyPhone(425) 259-4041
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David W. Janeway is affiliated with 9 sites of care and 3 medical groups
Dr. Janeway's primary practice is Western Washington Medical Group, Inc PS in Everett, Washington. Dr. Janeway is also affiliated with Providence Regional Medical Center Everett. The medical group on file is Sound Physicians. Dmand AI also links Dr. Janeway to 2 more hospitals, 3 group practices and clinics, 2 medical groups, 1 home health agency and 1 hospice, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. David W. Janeway's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Janeway practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Western Washington Medical Group, Inc PS | Available with a free account |
| +8 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David W. Janeway is one of 4,178 family medicine physicians in Washington
Family medicine is Dr. Janeway's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Janeway is licensed in Washington.
Specialties and state licenses
- Family medicine, WashingtonPrimary
Family medicine physicians near Dr. Janeway
Counts of family medicine physicians 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. David W. Janeway billed Medicare for 588 services in 2024
CMS data shows 588 Medicare services from Dr. Janeway across 6 procedure codes in 2024, for 208 Medicare patients. Medicare paid $43,589 for them. Every service was in an office.
Dr. Janeway's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4882024: 37423%
- Other services
- 2023: 2062024: 2144%
- Tests and treatments
- 2023: 382024: 0100%
- Surgery
- 2023: 132024: 0100%
Dr. Janeway compared with the Washington median for family medicine physicians, 2024
- Dr. Janeway
- Washington median
- Medicare services
- 588vs 2002.9 times
- Medicare patients
- 208vs 1042.0 times
- Part D claims
- 9,410vs 60215.6 times
Medians across 4,334 family medicine physicians in Washington with Dmand AI profiles that report each measure.
Dr. Janeway'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. Janeway and other family medicine physicians in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David W. Janeway treated 208 Medicare patients in 2024, average age 76
CMS counts 208 Medicare patients who saw Dr. Janeway in 2024. The largest group is 65 to 74, with 90 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.26, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Janeway's median patient age at 72, with 35% women.
Dr. Janeway's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Janeway's Medicare patients by sex, 2024
- Women7335%
- Men13565%
Chronic conditions among Dr. Janeway's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis36%
- Diabetes33%
- Chronic kidney disease29%
- Ischemic heart disease26%
- Mood disorders25%
- Depression24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Janeway's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women35%
- Men65%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David W. Janeway wrote 10,035 Medicare Part D claims in 2024
In 2024, Dr. Janeway wrote 10,035 Medicare Part D claims for 624 patients. 86% of them were for generic drugs. CMS names the drug for 9,410 of them, across 144 drugs with 11 or more claims each, at $1,055,401 in total drug cost. In 2023, CMS named 10,288 claims across 147 drugs.
Dr. Janeway's Part D claims by kind of drug, 2024
- Generic8,591 claims86%
- Brand-name1,399 claims14%
- Other45 claims0%
Dr. Janeway's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Janeway's Part D claims, 2024
- Opioids3%266 of 10,035 claims
- Antibiotics1%81 of 10,035 claims
- Antipsychotics, patients 65 and over0%39 of 10,035 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 10,2882024: 9,4109%
Drugs named by CMS: 144 in 2024, 147 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. David W. Janeway ranks in the 64th percentile for removal of skin lesions in Medicare
Dr. Janeway accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 18 procedures of removal of skin lesions by Dr. Janeway, more than 64% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Janeway ranks in Medicare procedure volume
- Removal of skin lesions
- 64th percentile18 procedures
- Skin biopsy
- 60th percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)
Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. David W. Janeway received $6,333 in industry payments from 2016 to 2025
CMS Open Payments shows 348 general payments to Dr. Janeway from 53 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. AstraZeneca Pharmaceuticals LP paid the most, $1,115.
General payments to Dr. Janeway by program year, 2016 to 2025
General payments to Dr. Janeway by kind, 2016 to 2025
- Food and beverage$6,28199%
- Education$521%
Companies that paid Dr. Janeway the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David W. Janeway graduated from University of Rochester School of Medicine and Dentistry
Dr. Janeway graduated from University of Rochester School of Medicine and Dentistry in 1998.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David W. Janeway'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. David W. Janeway
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. David W. Janeway's NPI number?
Dr. David W. Janeway's NPI number is 1821177437. It was assigned on November 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David W. Janeway?
Dr. David W. Janeway is a family medicine physician in Everett, Washington. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. David W. Janeway practice?
Dr. Janeway practices at 1728 W Marine View Dr, Everett, WA 98201. Dr. Janeway's primary practice is Western Washington Medical Group, Inc PS in Everett, Washington. Dmand AI also links Dr. Janeway to 2 hospitals, 3 group practices and clinics, 2 medical groups, 1 home health agency and 1 hospice.
What is Dr. David W. Janeway's office phone number?
The practice phone on file for Dr. Janeway is (425) 259-4041.
What is Dr. David W. Janeway's medical license number?
Dr. Janeway holds Washington license MD00039104.
Which hospitals is Dr. David W. Janeway affiliated with?
Dr. Janeway is affiliated with Providence Regional Medical Center Everett. Dmand AI links Dr. Janeway to 2 more hospitals.
What medical group is Dr. David W. Janeway part of?
Dr. Janeway is linked to Sound Physicians. Dmand AI links Dr. Janeway to 2 more medical groups.
Does Dr. David W. Janeway accept Medicare?
Yes. CMS data shows Dr. Janeway billed Medicare for 588 services in 2024, and Dr. Janeway accepts Medicare assignment.
How many Medicare patients does Dr. David W. Janeway see?
CMS counts 208 Medicare patients who saw Dr. Janeway in 2024, with an average age of 76.
What services does Dr. David W. Janeway bill to Medicare?
In 2024, Dr. Janeway's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and office visit, established patient (99213).
Show 4 more questionsShow fewer questions
Where did Dr. David W. Janeway go to medical school?
Dr. Janeway graduated from University of Rochester School of Medicine and Dentistry in 1998.
What drugs does Dr. David W. Janeway prescribe most?
In 2024 Medicare Part D data, Dr. Janeway's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Lisinopril.
Has Dr. David W. Janeway received payments from drug or device companies?
CMS Open Payments shows $6,333 in general payments to Dr. Janeway from 53 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. David W. Janeway been practicing?
Dr. Janeway graduated from medical school in 1998, 28 years ago.
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