Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mary M Helwig, MA, AUD, CCCA

Individual provider Audiologist-Hearing Aid Fitter · NPI 1720145642

Mary M Helwig, MA, AUD, CCCA is an Audiologist-Hearing Aid Fitter in Walnut Creek, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
MA — Master of Arts
A graduate arts degree.
AUD — Doctor of Audiology
A hearing specialist who tests hearing and fits hearing aids.

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Practice location Address checks out

1425 S Main St
Walnut Creek, CA 94596-5318
Phone: (925) 295-4991
Fax: (925) 295-5414
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Audiologist-Hearing Aid Fitter (primary) Taxonomy 237600000X · Licence AU 721 AND HA1495 (CA)

Record details

NPI number1720145642
Entity typeIndividual (Type 1)
GenderFemale
Credentials MA , AUD , CCCA
Sole proprietorNo
NPI enumeratedJanuary 2, 2007
Last updated in NPPESJuly 8, 2007

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