Helen Duo
NPI 1942020029 · Psychiatric/Mental Health Registered Nurse · Santa Cruz, CA
Helen Duo is a Psychiatric/Mental Health Registered Nurse provider in Santa Cruz, CA (NPI 1942020029).
Provider details
- NPI number
- 1942020029
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Registered NurseNursing Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 95358764 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
Mailing address
Registry dates
- Enumerated
- 2024-10-14
- Last updated
- 2024-10-14
- Certified
- 2024-10-14
Frequently asked questions
- What is Helen Duo's NPI number?
- Helen Duo's National Provider Identifier (NPI) is 1942020029, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Helen Duo's specialty?
- Helen Duo is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Registered Nurse (Nursing Service Providers).
- Where is Helen Duo located?
- Helen Duo's practice location on file with NPPES is 2250 Soquel Ave, Santa Cruz, CA 95062-1402.
- What is Helen Duo's phone number?
- The practice phone number listed in the NPPES registry for Helen Duo is (831) 600-2800.
- Is Helen Duo's NPI active?
- Yes — Helen Duo's NPI (1942020029) is active in the NPPES registry as of the last update on 2024-10-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.