IndividualActive
Yao Du
NPI 1417401563 · Speech-Language Pathologist · San Mateo, CA
Yao Du is a Speech-Language Pathologist provider in San Mateo, CA (NPI 1417401563).
Provider details
- NPI number
- 1417401563
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 22928 (CA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
Established profile(71/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
222 W 39th Ave
San Mateo, CA 94403-4364
Phone: (650) 573-2222
Street-level locationGet directions
Mailing address
1010 Bertolone Ct
San Jose, CA 95122-3181
Registry dates
- Enumerated
- 2016-08-06
- Last updated
- 2016-08-06
Frequently asked questions
- What is Yao Du's NPI number?
- Yao Du's National Provider Identifier (NPI) is 1417401563, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yao Du's specialty?
- Yao Du is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Yao Du located?
- Yao Du's practice location on file with NPPES is 222 W 39th Ave, San Mateo, CA 94403-4364.
- What is Yao Du's phone number?
- The practice phone number listed in the NPPES registry for Yao Du is (650) 573-2222.
- Is Yao Du's NPI active?
- Yes — Yao Du's NPI (1417401563) is active in the NPPES registry as of the last update on 2016-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.