What is Siew Chan Werner's NPI number?

Siew Chan Werner's National Provider Identifier (NPI) is 1528130275, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Siew Chan Werner's specialty?

Siew Chan Werner is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).

Where is Siew Chan Werner located?

Siew Chan Werner's practice location on file with NPPES is 275 W Macarthur, Oakland, CA 94611-5641.

What is Siew Chan Werner's phone number?

The practice phone number listed in the NPPES registry for Siew Chan Werner is (510) 752-1000.

Is Siew Chan Werner's NPI active?

Yes — Siew Chan Werner's NPI (1528130275) is active in the NPPES registry as of the last update on 2014-10-08.

IndividualActive

Siew Chan Werner, MD

NPI 1528130275 · Pediatrics Physician · Oakland, CA

Siew Chan Werner, MD is a Pediatrics Physician provider in Oakland, CA (NPI 1528130275).

Provider details

NPI number: 1528130275
Entity type: Individual
Primary specialty: Pediatrics PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Female
Sole proprietor: No
License: A48084 (CA)

Specialties & taxonomies

Pediatrics PhysicianPrimary208000000XLicense A48084 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(90/100 index)

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

Registry tenure38% of score
19 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

275 W Macarthur

Oakland, CA 94611-5641

Phone: (510) 752-1000

Street-level locationGet directions

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Mailing address