What is Tiffany Xu's NPI number?

Tiffany Xu's National Provider Identifier (NPI) is 1932712098, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Tiffany Xu's specialty?

Tiffany Xu is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).

Where is Tiffany Xu located?

Tiffany Xu's practice location on file with NPPES is 600 William St Apt 416, Oakland, CA 94612-5411.

What is Tiffany Xu's phone number?

The practice phone number listed in the NPPES registry for Tiffany Xu is (630) 605-9408.

Is Tiffany Xu's NPI active?

Yes — Tiffany Xu's NPI (1932712098) is active in the NPPES registry as of the last update on 2020-08-28.

IndividualActive

Tiffany Xu, RDN

NPI 1932712098 · Registered Dietitian · Oakland, CA

Tiffany Xu, RDN is a Registered Dietitian provider in Oakland, CA (NPI 1932712098).

Provider details

NPI number: 1932712098
Entity type: Individual
Primary specialty: Registered DietitianDietary & Nutritional Service Providers
Credential: RDN
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

Registered DietitianPrimary133V00000X
Dietary & Nutritional Service Providers

Profile Score

Established profile(57/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
5 yrs in NPPES registry
Profile completeness38% of score
83% 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

600 William St Apt 416

Oakland, CA 94612-5411

Phone: (630) 605-9408

Street-level locationGet directions

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Mailing address