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Lianna Diesman
NPI 1467018572 · Behavior Analyst · Long Beach, CA
Lianna Diesman is a Behavior Analyst provider in Long Beach, CA (NPI 1467018572).
Provider details
- NPI number
- 1467018572
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social 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
3491 Elm Ave
Long Beach, CA 90807-4430
Phone: (562) 999-7788
Street-level locationGet directions
Mailing address
21600 Oxnard St
Woodland Hills, CA 91367-4976
Registry dates
- Enumerated
- 2019-05-14
- Last updated
- 2019-05-14
Frequently asked questions
- What is Lianna Diesman's NPI number?
- Lianna Diesman's National Provider Identifier (NPI) is 1467018572, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lianna Diesman's specialty?
- Lianna Diesman is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Lianna Diesman located?
- Lianna Diesman's practice location on file with NPPES is 3491 Elm Ave, Long Beach, CA 90807-4430.
- What is Lianna Diesman's phone number?
- The practice phone number listed in the NPPES registry for Lianna Diesman is (562) 999-7788.
- Is Lianna Diesman's NPI active?
- Yes — Lianna Diesman's NPI (1467018572) is active in the NPPES registry as of the last update on 2019-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.