Joleen Wittwer
NPI 1174486310 · Physician Assistant · Santa Cruz, CA
Joleen Wittwer is a Physician Assistant provider in Santa Cruz, CA (NPI 1174486310).
Provider details
- NPI number
- 1174486310
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 25-1446 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
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
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
Mailing address
Registry dates
- Enumerated
- 2025-12-04
- Last updated
- 2025-12-04
- Certified
- 2025-12-04
Frequently asked questions
- What is Joleen Wittwer's NPI number?
- Joleen Wittwer's National Provider Identifier (NPI) is 1174486310, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joleen Wittwer's specialty?
- Joleen Wittwer is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Joleen Wittwer located?
- Joleen Wittwer's practice location on file with NPPES is 200 7th Ave Ste 150, Santa Cruz, CA 95062-4669.
- What is Joleen Wittwer's phone number?
- The practice phone number listed in the NPPES registry for Joleen Wittwer is (831) 462-1060.
- Is Joleen Wittwer's NPI active?
- Yes — Joleen Wittwer's NPI (1174486310) is active in the NPPES registry as of the last update on 2025-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.