Katherine Willems, FNP
18+
Years in Practice
Practice Locations
1 location
About Katherine Willems
Katherine Willems, FNP is a healthcare provider practicing in Clearlake, CA.
Specialty Definition
Definition to come...
1
Location
1
States Licensed
Credentials & Board Certifications
Credentials verified via NPI Registry (NPPES)
Education & Training
No education details on file.
Licenses & Practice States
Licensed in 1 state
| State | License | Classification | Primary |
|---|---|---|---|
| California | 404784-7693 | Nurse Practitioner |
Public Data Summary for Katherine Willems
With 18 years of practice, Katherine Willems is an established healthcare provider, FNP,. Katherine currently practices at Adventist Health Clearlake in Clearlake, California. Their National Provider Identifier (NPI) is 1134393069, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.
Under the Physician Payments Sunshine Act, CMS reports that Katherine Willems received $42 in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.
Transparency & Safety
Public records from CMS and OIG databases
Industry Payments
$42
Total payments received from pharmaceutical and medical device companies in 2023.
Source: CMS Open Payments (Sunshine Act)
Opioid Prescribing
This provider has no opioid prescriptions on file in Medicare Part D data.
Insurance & Accessibility
Reviews
Community reviews for Katherine Willems
--
0 reviews
FAQ
Frequently asked questions about Katherine Willems
Where does Katherine Willems practice?
Katherine Willems practices at Adventist Health Clearlake in Clearlake, California.
Does Katherine Willems accept Medicare?
CartoChrome does not have a verified Medicare assignment record for Katherine Willems. CMS opt-out records should be checked directly, and patients should call the practice to confirm Medicare acceptance for their specific plan.
What is Katherine Willems's NPI number?
Katherine Willems's National Provider Identifier (NPI) is 1134393069. This is the unique 10-digit number the Centers for Medicare & Medicaid Services assigns to every practicing US healthcare provider. You can verify this number directly at the NPPES NPI Registry.
How long has Katherine Willems been practicing?
Katherine Willems has approximately 18 years of practice experience.