IndividualActive
Valerie Liu, DO
NPI 1821475013 · Family Medicine Physician · Vallejo, CA
Valerie Liu, DO is a Family Medicine Physician provider in Vallejo, CA (NPI 1821475013).
Provider details
- NPI number
- 1821475013
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 20A15312 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(74/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
100 Hospital Dr Ste 200
Vallejo, CA 94589
Phone: (707) 427-4900
Fax: (707) 551-3617
Street-level locationGet directions
Mailing address
4860 Y St Ste 1600
Sacramento, CA 95817-2307
Registry dates
- Enumerated
- 2015-04-27
- Last updated
- 2018-08-10
Frequently asked questions
- What is Valerie Liu's NPI number?
- Valerie Liu's National Provider Identifier (NPI) is 1821475013, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Valerie Liu's specialty?
- Valerie Liu is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Valerie Liu located?
- Valerie Liu's practice location on file with NPPES is 100 Hospital Dr Ste 200, Vallejo, CA 94589.
- What is Valerie Liu's phone number?
- The practice phone number listed in the NPPES registry for Valerie Liu is (707) 427-4900.
- Is Valerie Liu's NPI active?
- Yes — Valerie Liu's NPI (1821475013) is active in the NPPES registry as of the last update on 2018-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.