Mary Elizabeth Feistner
Also known as
- Formerly known asMiller, Mary Elizabeth
Source: NPPES public registry.
About this NPIWhat this record shows.
NPI 1508499526 is registered to Mary Elizabeth Feistner, a Addiction Counselor practising at 934 N Mountain Ave Ste A-D in Upland, California. Addiction Counselor is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mary Elizabeth Feistner has been enumerated in the National Provider Identifier (NPI) registry since 2020.
Your brand here.
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 Mary Elizabeth Feistner accepts. To confirm in-network status with your specific health plan, contact Mary Elizabeth Feistner directly at (951) 683-6596.
Frequently asked
Yes. NPI 1508499526 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Addiction Counselor 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 (951) 683-6596.
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. Mary Elizabeth Feistner is a Type-1 individual NPI.