What is William Yanowsky's NPI number?

William Yanowsky's National Provider Identifier (NPI) is 1215072830, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Yanowsky's specialty?

William Yanowsky is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).

Where is William Yanowsky located?

William Yanowsky's practice location on file with NPPES is 4252 Crescendo Ave, San Jose, CA 95136-2113.

What is William Yanowsky's phone number?

The practice phone number listed in the NPPES registry for William Yanowsky is (408) 504-9866.

Is William Yanowsky's NPI active?

Yes — William Yanowsky's NPI (1215072830) is active in the NPPES registry as of the last update on 2023-08-10.

IndividualActive

William Yanowsky, ATC

NPI 1215072830 · Specialist · San Jose, CA

William Yanowsky, ATC is a Specialist provider in San Jose, CA (NPI 1215072830).

Provider details

NPI number: 1215072830
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Credential: ATC
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

SpecialistPrimary174400000X
Other Service Providers

Profile Score

Detailed profile(83/100 index)

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

Registry tenure38% of score
19 yrs in NPPES 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

4252 Crescendo Ave

San Jose, CA 95136-2113

Phone: (408) 504-9866

Street-level locationGet directions

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Mailing address