What is David Tien's NPI number?

David Tien's National Provider Identifier (NPI) is 1699238444, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is David Tien's specialty?

David Tien is listed in the NPPES registry with a primary specialty of Peer Specialist (Other Service Providers).

Where is David Tien located?

David Tien's practice location on file with NPPES is 401 S Tustin St Bldg C, Orange, CA 92866-2550.

What is David Tien's phone number?

The practice phone number listed in the NPPES registry for David Tien is (714) 361-4860.

Is David Tien's NPI active?

Yes — David Tien's NPI (1699238444) is active in the NPPES registry as of the last update on 2019-04-09.

IndividualActive

David Tien

NPI 1699238444 · Peer Specialist · Orange, CA

David Tien is a Peer Specialist provider in Orange, CA (NPI 1699238444).

Provider details

NPI number: 1699238444
Entity type: Individual
Primary specialty: Peer SpecialistOther Service Providers
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

Peer SpecialistPrimary175T00000X
Other Service Providers

Profile Score

Established profile(60/100 index)

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

Registry tenure38% of score
7 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

401 S Tustin St Bldg C

Orange, CA 92866-2550

Phone: (714) 361-4860

Fax: (714) 361-4861

Street-level locationGet directions

More CA providers

Mailing address