Mariah Dennis
NPI 1285144253 · Marriage & Family Therapist · Altadena, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mariah Dennis is a Marriage & Family Therapist provider in Altadena, CA (NPI 1285144253).
Provider details
- NPI number
- 1285144253
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 101917 (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
8 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
- 2017-10-04
- Last updated
- 2017-10-04
Frequently asked questions
- What is Mariah Dennis's NPI number?
- Mariah Dennis's National Provider Identifier (NPI) is 1285144253, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariah Dennis's specialty?
- Mariah Dennis is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Mariah Dennis located?
- Mariah Dennis's practice location on file with NPPES is 760 Mountain View St, Altadena, CA 91001-4925.
- What is Mariah Dennis's phone number?
- The practice phone number listed in the NPPES registry for Mariah Dennis is (323) 681-4827.
- Does Mariah Dennis accept Medicare?
- Mariah Dennis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mariah Dennis's NPI active?
- Yes — Mariah Dennis's NPI (1285144253) is active in the NPPES registry as of the last update on 2017-10-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.