Stephen Guidi, MFT
NPI 1336377183 · Marriage & Family Therapist · Aliso Viejo, CA
Stephen Guidi, MFT is a Marriage & Family Therapist provider in Aliso Viejo, CA (NPI 1336377183).
Provider details
- NPI number
- 1336377183
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MFT
- Sex
- Male
- Sole proprietor
- Yes
- License
- 46956 (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
16 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
- 2009-06-30
- Last updated
- 2009-06-30
Frequently asked questions
- What is Stephen Guidi's NPI number?
- Stephen Guidi's National Provider Identifier (NPI) is 1336377183, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Guidi's specialty?
- Stephen Guidi is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Stephen Guidi located?
- Stephen Guidi's practice location on file with NPPES is 6 B Liberty, Aliso Viejo, CA 92656-5833.
- What is Stephen Guidi's phone number?
- The practice phone number listed in the NPPES registry for Stephen Guidi is (949) 305-8597.
- Is Stephen Guidi's NPI active?
- Yes — Stephen Guidi's NPI (1336377183) is active in the NPPES registry as of the last update on 2009-06-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.