Katie McWilliams
- Medicare patients, 2024
- 94
- Part D claims, 2024
- 932
- Industry payments
- $32
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 3901 Hoyt Avenue, Everett, WA 98201
- Practice phone
- Call (425) 317-3400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Optum - Founders
Mammography / Breast Imaging Center · Everett, Washington
Find Katie McWilliams' 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.
Katie McWilliams is a nurse practitioner in Everett, Washington
Katie McWilliams practices at Optum - Founders in Everett, Washington.
Katie McWilliams' NPI, 1114572336, was assigned on August 5, 2019. Katie McWilliams holds Washington license AP60990339.
- NPI
- 1114572336NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4183954746
- NPI enumeration date
- August 5, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (425) 317-3400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Katie McWilliams practices at Optum - Founders in Everett, Washington
Katie McWilliams' primary practice is Optum - Founders, at 3901 Hoyt Avenue, Everett, WA 98201. The practice phone is (425) 317-3400.
- Optum - Founders3901 Hoyt Avenue, Everett, WA 98201Phone(425) 317-3400
Source: Dmand AI Affiliation Data
Katie McWilliams is affiliated with 2 sites of care and 1 medical group
Katie McWilliams' primary practice is Optum - Founders in Everett, Washington. The medical group on file is The Everett Clinic. Dmand AI also links Katie McWilliams to 1 more group practice or clinic, named with a free account. Katie McWilliams' employer is on file too: a breast imaging center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Katie McWilliams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Katie McWilliams practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Optum - Founders | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Katie McWilliams is one of 1,633 nurse practitioners in Washington
Nurse practitioner is Katie McWilliams' primary specialty in the NPI Registry, under taxonomy code 363L00000X. Katie McWilliams is licensed in Washington.
Specialties and state licenses
- Nurse practitioner, WashingtonPrimary
Nurse practitioners near Katie McWilliams
Counts of nurse practitioners 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
Katie McWilliams treated 94 Medicare patients in 2024, average age 74
CMS counts 94 Medicare patients who saw Katie McWilliams in 2024. The largest group is 75 to 84, with 36 patients. 70% of them have high cholesterol, and 61% have high blood pressure. Their average risk score is 1.37, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Katie McWilliams' median patient age at 71, with 73% women.
Katie McWilliams' Medicare patients by age, 2024
Katie McWilliams' Medicare patients by sex, 2024
- Women6064%
- Men3436%
Chronic conditions among Katie McWilliams' Medicare patients, 2024
- High cholesterol70%
- High blood pressure61%
- Arthritis50%
- Mood disorders47%
- Depression40%
- Alzheimer's and dementia38%
- Anxiety33%
- Chronic kidney disease32%
Share of Medicare patients with each condition. A patient can have several.
Katie McWilliams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women73%
- Men27%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Katie McWilliams wrote 932 Medicare Part D claims in 2024
In 2024, Katie McWilliams wrote 932 Medicare Part D claims for 122 patients. 97% of them were for generic drugs.
Katie McWilliams' Part D claims by kind of drug, 2024
- Generic904 claims97%
- Brand-name28 claims3%
Drug classes CMS tracks in Katie McWilliams' Part D claims, 2024
- Antibiotics1%11 of 932 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Katie McWilliams takes part in Medicare
Katie McWilliams accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Katie McWilliams received $32 in industry payments in 2025
CMS Open Payments shows 1 general payment to Katie McWilliams from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $32.
Companies that paid Katie McWilliams the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Katie McWilliams'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 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 (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) |
| 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 Katie McWilliams
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Katie McWilliams' NPI number?
Katie McWilliams' NPI number is 1114572336. It was assigned on August 5, 2019, and it is active in the NPI Registry.
What does Katie McWilliams specialize in?
Katie McWilliams is a nurse practitioner in Everett, Washington. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Katie McWilliams practice?
Katie McWilliams practices at 3901 Hoyt Avenue, Everett, WA 98201. Katie McWilliams' primary practice is Optum - Founders in Everett, Washington. Dmand AI also links Katie McWilliams to 1 group practice or clinic.
What is Katie McWilliams' office phone number?
The practice phone on file for Katie McWilliams is (425) 317-3400.
What is Katie McWilliams' medical license number?
Katie McWilliams holds Washington license AP60990339.
What medical group is Katie McWilliams part of?
Katie McWilliams is linked to The Everett Clinic.
Does Katie McWilliams accept Medicare?
Yes. CMS lists Katie McWilliams as accepting Medicare assignment.
How many Medicare patients does Katie McWilliams see?
CMS counts 94 Medicare patients who saw Katie McWilliams in 2024, with an average age of 74.
Has Katie McWilliams received payments from drug or device companies?
CMS Open Payments shows $32 in general payments to Katie McWilliams from 1 company from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Katie McWilliams been practicing?
Katie McWilliams graduated from medical school in 2019, 7 years ago.
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