Helene Siegel
NPI 1366543530 · Marriage & Family Therapist · Mission Viejo, CA
Helene Siegel is a Marriage & Family Therapist provider in Mission Viejo, CA (NPI 1366543530).
Provider details
- NPI number
- 1366543530
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- IMF48774 (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
19 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
- 2006-09-26
- Last updated
- 2024-05-01
- Certified
- 2024-05-01
Frequently asked questions
- What is Helene Siegel's NPI number?
- Helene Siegel's National Provider Identifier (NPI) is 1366543530, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Helene Siegel's specialty?
- Helene Siegel is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Helene Siegel located?
- Helene Siegel's practice location on file with NPPES is 25491 Classic Dr, Mission Viejo, CA 92691-3829.
- What is Helene Siegel's phone number?
- The practice phone number listed in the NPPES registry for Helene Siegel is (949) 683-4550.
- Is Helene Siegel's NPI active?
- Yes — Helene Siegel's NPI (1366543530) is active in the NPPES registry as of the last update on 2024-05-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.