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Grace Yu, MD
NPI 1538356225 · Allergy Physician · Fremont, CA
Grace Yu, MD is a Allergy Physician provider in Fremont, CA (NPI 1538356225).
Provider details
- NPI number
- 1538356225
- Entity type
- Individual
- Primary specialty
- Allergy PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A97127 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
3200 Kearney Street
Fremont, CA 94301-2302
Phone: (510) 490-1222
Approximate (ZIP-level) locationGet directions
Mailing address
2350 W El Camino Real
Mountain View, CA 94040-6201
Registry dates
- Enumerated
- 2007-09-26
- Last updated
- 2012-01-11
Frequently asked questions
- What is Grace Yu's NPI number?
- Grace Yu's National Provider Identifier (NPI) is 1538356225, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grace Yu's specialty?
- Grace Yu is listed in the NPPES registry with a primary specialty of Allergy Physician (Allopathic & Osteopathic Physicians).
- Where is Grace Yu located?
- Grace Yu's practice location on file with NPPES is 3200 Kearney Street, Fremont, CA 94301-2302.
- What is Grace Yu's phone number?
- The practice phone number listed in the NPPES registry for Grace Yu is (510) 490-1222.
- Is Grace Yu's NPI active?
- Yes — Grace Yu's NPI (1538356225) is active in the NPPES registry as of the last update on 2012-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.