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Shahrzad Siassi, PHD
NPI 1891960944 · Psychologist · Sherman Oaks, CA
Shahrzad Siassi, PHD is a Psychologist provider in Sherman Oaks, CA (NPI 1891960944).
Provider details
- NPI number
- 1891960944
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY10724 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
15206 Ventura Blvd
Suite # 206
Sherman Oaks, CA 91403
Phone: (818) 981-2923
Fax: (818) 981-2923
Street-level locationGet directions
Mailing address
15206 Ventura Blvd
Sherman Oaks, CA 91403
Registry dates
- Enumerated
- 2008-04-29
- Last updated
- 2012-08-28
Frequently asked questions
- What is Shahrzad Siassi's NPI number?
- Shahrzad Siassi's National Provider Identifier (NPI) is 1891960944, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shahrzad Siassi's specialty?
- Shahrzad Siassi is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Shahrzad Siassi located?
- Shahrzad Siassi's practice location on file with NPPES is 15206 Ventura Blvd, Sherman Oaks, CA 91403.
- What is Shahrzad Siassi's phone number?
- The practice phone number listed in the NPPES registry for Shahrzad Siassi is (818) 981-2923.
- Is Shahrzad Siassi's NPI active?
- Yes — Shahrzad Siassi's NPI (1891960944) is active in the NPPES registry as of the last update on 2012-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.