Mary Helwig Ma, Aud, Ccca
About this NPIWhat this record shows.
NPI 1720145642 is registered to Mary Helwig Ma, Aud, Ccca, a Audiologist-Hearing Aid Fitter practising at 1425 S Main St in Walnut Creek, California. Audiologist-Hearing Aid Fitter is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mary Helwig Ma, Aud, Ccca has been enumerated in the National Provider Identifier (NPI) registry since 2007.
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 Helwig Ma, Aud, Ccca accepts. To confirm in-network status with your specific health plan, contact Mary Helwig Ma, Aud, Ccca directly at (925) 295-4991.
Frequently asked
Yes. NPI 1720145642 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Audiologist-Hearing Aid Fitter 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) 295-4991.
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 Helwig Ma, Aud, Ccca is a Type-1 individual NPI.