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

Julie Diane Hartz, MS

Individual provider Audiologist · NPI 1184785339

Julie Diane Hartz, MS is an Audiologist in Santa Rosa, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

3333 Mendocino Ave Ste 240
Santa Rosa, CA 95403-3631
Phone: (707) 566-5201
Fax: (707) 566-5203
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Audiologist-Hearing Aid Fitter (primary) Taxonomy 237600000X · Licence HA2074 (CA)
Audiologist Taxonomy 231H00000X · Licence AU847 (CA)

Record details

NPI number1184785339
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS
Sole proprietorNo
NPI enumeratedDecember 12, 2006
Last updated in NPPESSeptember 11, 2025

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