Mr. Jeffrey Zwerin DO
About this NPIWhat this record shows.
NPI 1104879865 is registered to Mr. Jeffrey Zwerin DO, a Psychiatry practising at 2100 Napa-Vallejo Highway in Napa, California. Psychiatry is the medical specialty focused on the diagnosis, treatment, and prevention of mental health conditions, including depression, anxiety, bipolar disorder, and schizophrenia. Mr. Jeffrey Zwerin DO has been enumerated in the National Provider Identifier (NPI) registry since 2006.
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 Mr. Jeffrey Zwerin DO accepts. To confirm in-network status with your specific health plan, contact Mr. Jeffrey Zwerin DO directly at (707) 253-5000.
Frequently asked
Yes. NPI 1104879865 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 (707) 253-5000.
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. Mr. Jeffrey Zwerin DO is a Type-1 individual NPI.