Margaret Hagan, PH.D.
NPI 1104973411 · Psychologist · Slidell, LA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Hagan, PH.D. is a Psychologist provider in Slidell, LA (NPI 1104973411).
Provider details
- NPI number
- 1104973411
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 441 (LA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
- 2007-01-05
- Last updated
- 2014-02-27
Frequently asked questions
- What is Margaret Hagan's NPI number?
- Margaret Hagan's National Provider Identifier (NPI) is 1104973411, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Hagan's specialty?
- Margaret Hagan is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Margaret Hagan located?
- Margaret Hagan's practice location on file with NPPES is 119 Village Street, Slidell, LA 70458.
- What is Margaret Hagan's phone number?
- The practice phone number listed in the NPPES registry for Margaret Hagan is (985) 718-5858.
- Does Margaret Hagan accept Medicare?
- Margaret Hagan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Hagan's NPI active?
- Yes — Margaret Hagan's NPI (1104973411) is active in the NPPES registry as of the last update on 2014-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.