IndividualActive
Trudi Chwialkowski
NPI 1851833370 · Registered Nurse · San Rafael, CA
Trudi Chwialkowski is a Registered Nurse provider in San Rafael, CA (NPI 1851833370).
Provider details
- NPI number
- 1851833370
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- RN1635018 (CO)
Specialties & taxonomies
Nursing Service Providers
Nursing Service Providers
Profile Score
Established profile(71/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
99 Montecillo Rd
San Rafael, CA 94903-3308
Phone: (415) 444-2000
Street-level locationGet directions
Mailing address
Po Box R
San Rafael, CA 94913-4328
Registry dates
- Enumerated
- 2016-11-15
- Last updated
- 2016-11-15
Frequently asked questions
- What is Trudi Chwialkowski's NPI number?
- Trudi Chwialkowski's National Provider Identifier (NPI) is 1851833370, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Trudi Chwialkowski's specialty?
- Trudi Chwialkowski is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Trudi Chwialkowski located?
- Trudi Chwialkowski's practice location on file with NPPES is 99 Montecillo Rd, San Rafael, CA 94903-3308.
- What is Trudi Chwialkowski's phone number?
- The practice phone number listed in the NPPES registry for Trudi Chwialkowski is (415) 444-2000.
- Is Trudi Chwialkowski's NPI active?
- Yes — Trudi Chwialkowski's NPI (1851833370) is active in the NPPES registry as of the last update on 2016-11-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.