David Simons, LMFT
NPI 1639586670 · Marriage & Family Therapist · Westlake Village, CA
David Simons, LMFT is a Marriage & Family Therapist provider in Westlake Village, CA (NPI 1639586670).
Provider details
- NPI number
- 1639586670
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Male
- Sole proprietor
- Yes
- License
- MFC44508 (CA)
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
11 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
Mailing address
Registry dates
- Enumerated
- 2014-07-22
- Last updated
- 2014-07-22
Frequently asked questions
- What is David Simons's NPI number?
- David Simons's National Provider Identifier (NPI) is 1639586670, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Simons's specialty?
- David Simons is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is David Simons located?
- David Simons's practice location on file with NPPES is 650 Hampshire Road, Westlake Village, CA 91361.
- What is David Simons's phone number?
- The practice phone number listed in the NPPES registry for David Simons is (805) 477-2626.
- Is David Simons's NPI active?
- Yes — David Simons's NPI (1639586670) is active in the NPPES registry as of the last update on 2014-07-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.