Courtney Dayton, LMFT
NPI 1821682030 · Marriage & Family Therapist · Port Jefferson Station, NY
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Courtney Dayton, LMFT is a Marriage & Family Therapist provider in Port Jefferson Station, NY (NPI 1821682030).
Provider details
- NPI number
- 1821682030
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Female
- Sole proprietor
- Yes
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
5 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2021-02-28
- Last updated
- 2024-07-18
- Certified
- 2024-07-18
Frequently asked questions
- What is Courtney Dayton's NPI number?
- Courtney Dayton's National Provider Identifier (NPI) is 1821682030, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Courtney Dayton's specialty?
- Courtney Dayton is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Courtney Dayton located?
- Courtney Dayton's practice location on file with NPPES is 650 Hallock Ave, Port Jefferson Station, NY 11776-1256.
- What is Courtney Dayton's phone number?
- The practice phone number listed in the NPPES registry for Courtney Dayton is (631) 403-3318.
- Does Courtney Dayton accept Medicare?
- Courtney Dayton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Courtney Dayton's NPI active?
- Yes — Courtney Dayton's NPI (1821682030) is active in the NPPES registry as of the last update on 2024-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.