Alexandra Arenson DO
About this NPIWhat this record shows.
NPI 1689170573 is registered to Alexandra Arenson DO, a Addiction Medicine (Family Medicine) Physician practising at 710 S Broadway Ste 209 in Walnut Creek, California. Addiction Medicine (Family Medicine) Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Alexandra Arenson DO has been enumerated in the National Provider Identifier (NPI) registry since 2018.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20221024001144Addiction MedicineCA
Source: CMS PECOS public enrollment file.
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 Alexandra Arenson DO accepts. To confirm in-network status with your specific health plan, contact Alexandra Arenson DO directly at (925) 295-4145.
Frequently asked
Yes. NPI 1689170573 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Addiction Medicine (Family Medicine) Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
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 (925) 295-4145.
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. Alexandra Arenson DO is a Type-1 individual NPI.