Vivian Shiu
NPI 1619820057 · Health & Wellness Coach · Tustin, CA
Vivian Shiu is a Health & Wellness Coach provider in Tustin, CA (NPI 1619820057).
Provider details
- NPI number
- 1619820057
- Entity type
- Individual
- Primary specialty
- Health & Wellness CoachOther Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- MTA32735 (CA)
Specialties & taxonomies
Other Service Providers
Technologists, Technicians & Other Technical Service 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
- 2026-02-17
- Last updated
- 2026-02-17
- Certified
- 2026-02-17
Frequently asked questions
- What is Vivian Shiu's NPI number?
- Vivian Shiu's National Provider Identifier (NPI) is 1619820057, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vivian Shiu's specialty?
- Vivian Shiu is listed in the NPPES registry with a primary specialty of Health & Wellness Coach (Other Service Providers).
- Where is Vivian Shiu located?
- Vivian Shiu's practice location on file with NPPES is 2882 Walnut Ave Ste C, Tustin, CA 92780-7004.
- What is Vivian Shiu's phone number?
- The practice phone number listed in the NPPES registry for Vivian Shiu is (949) 414-7323.
- Is Vivian Shiu's NPI active?
- Yes — Vivian Shiu's NPI (1619820057) is active in the NPPES registry as of the last update on 2026-02-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.