Mario D'Aliesio, LMFT
NPI 1821406984 · Marriage & Family Therapist · Mission Viejo, CA
Mario D'Aliesio, LMFT is a Marriage & Family Therapist provider in Mission Viejo, CA (NPI 1821406984).
Provider details
- NPI number
- 1821406984
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Male
- Sole proprietor
- Yes
- License
- LMFT52189 (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
- 2014-07-31
- Last updated
- 2014-07-31
Frequently asked questions
- What is Mario D'Aliesio's NPI number?
- Mario D'Aliesio's National Provider Identifier (NPI) is 1821406984, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mario D'Aliesio's specialty?
- Mario D'Aliesio is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Mario D'Aliesio located?
- Mario D'Aliesio's practice location on file with NPPES is 27201 Puerta Real, Mission Viejo, CA 92691-7359.
- What is Mario D'Aliesio's phone number?
- The practice phone number listed in the NPPES registry for Mario D'Aliesio is (949) 528-6300.
- Is Mario D'Aliesio's NPI active?
- Yes — Mario D'Aliesio's NPI (1821406984) is active in the NPPES registry as of the last update on 2014-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.