Charles Mortensen
NPI 1801189998 · Marriage & Family Therapist · Northridge, CA
Charles Mortensen is a Marriage & Family Therapist provider in Northridge, CA (NPI 1801189998).
Provider details
- NPI number
- 1801189998
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 91935 (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
15 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
- 2011-05-23
- Last updated
- 2016-05-20
Frequently asked questions
- What is Charles Mortensen's NPI number?
- Charles Mortensen's National Provider Identifier (NPI) is 1801189998, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Mortensen's specialty?
- Charles Mortensen is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Charles Mortensen located?
- Charles Mortensen's practice location on file with NPPES is 9452 Texhoma Avenue, Northridge, CA 91325.
- What is Charles Mortensen's phone number?
- The practice phone number listed in the NPPES registry for Charles Mortensen is (818) 521-0320.
- Is Charles Mortensen's NPI active?
- Yes — Charles Mortensen's NPI (1801189998) is active in the NPPES registry as of the last update on 2016-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.