Juliann Crommelin, AAC
NPI 1821934886 · Mental Health Counselor · Westlake Village, CA
Juliann Crommelin, AAC is a Mental Health Counselor provider in Westlake Village, CA (NPI 1821934886).
Provider details
- NPI number
- 1821934886
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- AAC
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
Mailing address
Registry dates
- Enumerated
- 2026-04-23
- Last updated
- 2026-04-23
- Certified
- 2026-04-23
Frequently asked questions
- What is Juliann Crommelin's NPI number?
- Juliann Crommelin's National Provider Identifier (NPI) is 1821934886, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Juliann Crommelin's specialty?
- Juliann Crommelin is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Juliann Crommelin located?
- Juliann Crommelin's practice location on file with NPPES is 5556 Lindero Canyon Rd Ste 326, Westlake Village, CA 91362.
- What is Juliann Crommelin's phone number?
- The practice phone number listed in the NPPES registry for Juliann Crommelin is (310) 720-3508.
- Is Juliann Crommelin's NPI active?
- Yes — Juliann Crommelin's NPI (1821934886) is active in the NPPES registry as of the last update on 2026-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.