What is Amy Retzak's NPI number?

Amy Retzak's National Provider Identifier (NPI) is 1679404271, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Amy Retzak's specialty?

Amy Retzak is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).

Where is Amy Retzak located?

Amy Retzak's practice location on file with NPPES is 301 Hyde Park Ave, Waukesha, WI 53188-3051.

What is Amy Retzak's phone number?

The practice phone number listed in the NPPES registry for Amy Retzak is (262) 970-1000.

Is Amy Retzak's NPI active?

Yes — Amy Retzak's NPI (1679404271) is active in the NPPES registry as of the last update on 2026-05-25.

IndividualActive

Amy Retzak

NPI 1679404271 · Speech-Language Pathologist · Waukesha, WI

Amy Retzak is a Speech-Language Pathologist provider in Waukesha, WI (NPI 1679404271).

Provider details

NPI number: 1679404271
Entity type: Individual
Primary specialty: Speech-Language PathologistSpeech, Language and Hearing Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Speech-Language PathologistPrimary235Z00000X
Speech, Language and Hearing Service Providers

Profile Score

Basic profile(47/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

301 Hyde Park Ave

Waukesha, WI 53188-3051

Phone: (262) 970-1000

Street-level locationGet directions

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Mailing address