Provider profile

Diane ClarkACNP

Nurse Practitioner, Acute Care

NPI 1881863488
9427 SW Barnes Rd, Ste 595, Portland, OR 97225503-216-1150

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The 41 Medicare Advantage plans we show for Washington County, OR in 2027

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Aetna Medicare

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AgeRight Advantage

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ATRIO Health Plans

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CareOregon Advantage

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Devoted

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Humana

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Premiums are each plan's own monthly premium, as filed with Medicare. You keep paying your Medicare Part B premium.

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Original Medicare status

Most Medicare Supplement (Medigap) policies have no provider network: they help pay Original Medicare's cost sharing where Medicare is accepted. Medicare SELECT policies can require network providers for full benefits. Ask the office whether they accept Medicare.

Medicare enrollment and assignment have not been verified here. Advantage directory results do not answer this question.

No opt-out record in this CMS file. CMS's file covers data through 2026-08-31. This does not establish Medicare enrollment, assignment, or whether the office accepts new Medicare patients.

CMS opt-out source · Data through 2026-08-31 · Reviewed Oct 23, 2026

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Practice location

9427 SW Barnes Rd, Ste 595
Portland, OR 97225

NPI Registry
NPI issued
2008
Registry record updated
Feb 19, 2021

Medicare's clinician details aren't available on this page yet.

Common questions

Where does Diane Clark practice?

9427 SW Barnes Rd, Ste 595, Portland, OR 97225.

How do I confirm Diane is in my plan's network?

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Patients can use Silverpath to find practices and check plan networks in Washington County, OR. Tell us which plans you take, or want to take, and we'll keep this page accurate and talk with you about reaching more Medicare patients and carriers.

Sources. Name, specialty and locations: the CMS NPI Registry (record updated 2021-02-19). Plan networks: carrier provider directories and Medicare.gov provider data. CMS matches apply to the covered offices shown with each plan. Plans: CMS 2027 Medicare Advantage landscape.

Networks change during the year, and a directory can be out of date. Confirm with the provider's office and the plan before you enroll or schedule care.

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