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

William W Winternitz Jr MD Inc

Organization Specialist · NPI 1588843486

William W Winternitz Jr MD Inc is a Specialist in Poway, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

12630 Monte Vista Rd Ste 105
Poway, CA 92064-2526
Phone: (858) 487-6440
Fax: (858) 487-7281
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence G51348 (CA)

Record details

NPI number1588843486
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official William Winternitz — Owner · (858) 487-6440
NPI enumeratedOctober 26, 2007
Last updated in NPPESAugust 20, 2020
Certification dateAugust 20, 2020
Mailing address2330 Cambridge Ave, Cardiff, CA 92007-2002

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