Marjorie Gannon, LMFT
NPI 1215091665 · Marriage & Family Therapist · Quincy, CA
Marjorie Gannon, LMFT is a Marriage & Family Therapist provider in Quincy, CA (NPI 1215091665).
Provider details
- NPI number
- 1215091665
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Female
- Sole proprietor
- No
- License
- 38027 (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
- 2006-12-20
- Last updated
- 2018-03-29
Frequently asked questions
- What is Marjorie Gannon's NPI number?
- Marjorie Gannon's National Provider Identifier (NPI) is 1215091665, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marjorie Gannon's specialty?
- Marjorie Gannon is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Marjorie Gannon located?
- Marjorie Gannon's practice location on file with NPPES is 711 E. Main Street, Quincy, CA 95971.
- What is Marjorie Gannon's phone number?
- The practice phone number listed in the NPPES registry for Marjorie Gannon is (530) 283-2735.
- Is Marjorie Gannon's NPI active?
- Yes — Marjorie Gannon's NPI (1215091665) is active in the NPPES registry as of the last update on 2018-03-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.