Jeffrey Knowles MD
About this NPIWhat this record shows.
NPI 1376618694 is registered to Jeffrey Knowles MD, a Psychiatry practising at 2600 Center St Ne, Oregon State Hospital Salem in Salem, Oregon. Psychiatry is the medical specialty focused on the diagnosis, treatment, and prevention of mental health conditions, including depression, anxiety, bipolar disorder, and schizophrenia. Jeffrey Knowles MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
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Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Jeffrey Knowles MD accepts. To confirm in-network status with your specific health plan, contact Jeffrey Knowles MD directly at (503) 945-2800.
Frequently asked
Yes. NPI 1376618694 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Psychiatry is the medical specialty focused on the diagnosis, treatment, and prevention of mental health conditions, including depression, anxiety, bipolar disorder, and schizophrenia.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (503) 945-2800.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Jeffrey Knowles MD is a Type-1 individual NPI.