OrganizationActive
William W Winternitz Jr MD Inc
NPI 1588843486 · Specialist · Poway, CA
William W Winternitz Jr MD Inc is a Specialist organization in Poway, CA (NPI 1588843486).
Provider details
- NPI number
- 1588843486
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- William Winternitz, Owner(858) 487-6440
- License
- G51348 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% 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
12630 Monte Vista Rd
Ste 105
Poway, CA 92064-2526
Phone: (858) 487-6440
Fax: (858) 487-7281
Street-level locationGet directions
Mailing address
2330 Cambridge Ave
Cardiff, CA 92007-2002
Registry dates
- Enumerated
- 2007-10-26
- Last updated
- 2020-08-20
- Certified
- 2020-08-20
Frequently asked questions
- What is William W Winternitz Jr MD Inc's NPI number?
- William W Winternitz Jr MD Inc's National Provider Identifier (NPI) is 1588843486, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is William W Winternitz Jr MD Inc?
- William W Winternitz Jr MD Inc is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is William W Winternitz Jr MD Inc located?
- William W Winternitz Jr MD Inc's practice location on file with NPPES is 12630 Monte Vista Rd, Poway, CA 92064-2526.
- What is William W Winternitz Jr MD Inc's phone number?
- The practice phone number listed in the NPPES registry for William W Winternitz Jr MD Inc is (858) 487-6440.
- Who is the authorized official for William W Winternitz Jr MD Inc?
- The authorized official listed on William W Winternitz Jr MD Inc's NPPES record is William Winternitz, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is William W Winternitz Jr MD Inc's NPI active?
- Yes — William W Winternitz Jr MD Inc's NPI (1588843486) is active in the NPPES registry as of the last update on 2020-08-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.