M.j.a. Behavioral Health and Wellness
NPI 1215663018 · Psychiatric/Mental Health Nurse Practitioner · Seymour, CT
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
M.j.a. Behavioral Health and Wellness is a Psychiatric/Mental Health Nurse Practitioner organization in Seymour, CT (NPI 1215663018).
Provider details
- NPI number
- 1215663018
- Entity type
- Organization
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Organization subpart
- No
- Authorized official
- Cassandra Dessureau-O'Hara, Owner(914) 843-9406
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 1506 Post RdFairfield, CT 06824-5916Phone: (914) 843-9406
Registry dates
- Enumerated
- 2022-07-26
- Last updated
- 2025-12-22
- Certified
- 2025-12-22
Frequently asked questions
- What is M.j.a. Behavioral Health and Wellness's NPI number?
- M.j.a. Behavioral Health and Wellness's National Provider Identifier (NPI) is 1215663018, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is M.j.a. Behavioral Health and Wellness?
- M.j.a. Behavioral Health and Wellness is classified in the NPPES registry as Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is M.j.a. Behavioral Health and Wellness located?
- M.j.a. Behavioral Health and Wellness's practice location on file with NPPES is 9 Karlak St, Seymour, CT 06483-2617.
- What is M.j.a. Behavioral Health and Wellness's phone number?
- The practice phone number listed in the NPPES registry for M.j.a. Behavioral Health and Wellness is (914) 843-9406.
- Does M.j.a. Behavioral Health and Wellness accept Medicare?
- M.j.a. Behavioral Health and Wellness is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for M.j.a. Behavioral Health and Wellness?
- The authorized official listed on M.j.a. Behavioral Health and Wellness's NPPES record is Cassandra Dessureau-O'Hara, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is M.j.a. Behavioral Health and Wellness's NPI active?
- Yes — M.j.a. Behavioral Health and Wellness's NPI (1215663018) is active in the NPPES registry as of the last update on 2025-12-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.