What is Ismail Yassai's NPI number?

Ismail Yassai's National Provider Identifier (NPI) is 1548351489, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Ismail Yassai's specialty?

Ismail Yassai is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).

Where is Ismail Yassai located?

Ismail Yassai's practice location on file with NPPES is 17291 Irvine Blvd, Tustin, CA 92780-2941.

What is Ismail Yassai's phone number?

The practice phone number listed in the NPPES registry for Ismail Yassai is (714) 730-0505.

Is Ismail Yassai's NPI active?

Yes — Ismail Yassai's NPI (1548351489) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Ismail Yassai, PH.D.

NPI 1548351489 · Psychologist · Tustin, CA

Ismail Yassai, PH.D. is a Psychologist provider in Tustin, CA (NPI 1548351489).

Provider details

NPI number: 1548351489
Entity type: Individual
Primary specialty: PsychologistBehavioral Health & Social Service Providers
Credential: PH.D.
Sex: Male
Sole proprietor: No
License: PSY 06949 (CA)

Specialties & taxonomies

PsychologistPrimary103T00000XLicense PSY 06949 (CA)
Behavioral Health & Social Service Providers

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

17291 Irvine Blvd

Suite 104

Tustin, CA 92780-2941

Phone: (714) 730-0505

Fax: (714) 730-0113

Street-level locationGet directions

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Mailing address