Matthew Harper, LMFT
NPI 1841944634 · Marriage & Family Therapist · Thousand Oaks, CA
Matthew Harper, LMFT is a Marriage & Family Therapist provider in Thousand Oaks, CA (NPI 1841944634).
Provider details
- NPI number
- 1841944634
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Male
- Sole proprietor
- Yes
- License
- LMFT148581 (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
4 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
- 2022-02-09
- Last updated
- 2026-01-16
- Certified
- 2026-01-16
Frequently asked questions
- What is Matthew Harper's NPI number?
- Matthew Harper's National Provider Identifier (NPI) is 1841944634, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Harper's specialty?
- Matthew Harper is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Matthew Harper located?
- Matthew Harper's practice location on file with NPPES is 315 Hodencamp Rd Apt 68, Thousand Oaks, CA 91360-5634.
- What is Matthew Harper's phone number?
- The practice phone number listed in the NPPES registry for Matthew Harper is (805) 608-0595.
- Is Matthew Harper's NPI active?
- Yes — Matthew Harper's NPI (1841944634) is active in the NPPES registry as of the last update on 2026-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.