IndividualActive
Christina Tam
NPI 1427760925 · Registered Nurse · Oakland, CA
Christina Tam is a Registered Nurse provider in Oakland, CA (NPI 1427760925).
Provider details
- NPI number
- 1427760925
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 673716 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(59/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
818 Webster St
Oakland, CA 94607-4220
Phone: (510) 986-6800
Street-level locationGet directions
Mailing address
101 8th St
Oakland, CA 94607-4707
Registry dates
- Enumerated
- 2022-12-16
- Last updated
- 2022-12-16
- Certified
- 2022-12-16
Frequently asked questions
- What is Christina Tam's NPI number?
- Christina Tam's National Provider Identifier (NPI) is 1427760925, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christina Tam's specialty?
- Christina Tam is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Christina Tam located?
- Christina Tam's practice location on file with NPPES is 818 Webster St, Oakland, CA 94607-4220.
- What is Christina Tam's phone number?
- The practice phone number listed in the NPPES registry for Christina Tam is (510) 986-6800.
- Is Christina Tam's NPI active?
- Yes — Christina Tam's NPI (1427760925) is active in the NPPES registry as of the last update on 2022-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.