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Alexis Marseille, LMSW
NPI 1215626551 · Mental Health Counselor · Nyack, NY
Alexis Marseille, LMSW is a Mental Health Counselor provider in Nyack, NY (NPI 1215626551).
Provider details
- NPI number
- 1215626551
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- No
- License
- 100624 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(58/100 index)
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
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
311 N Midland Ave
Nyack, NY 10960-1627
Phone: (914) 345-5900
Street-level locationGet directions
Mailing address
580 White Plains Rd Ste 510
Tarrytown, NY 10591-5152
Registry dates
- Enumerated
- 2023-05-03
- Last updated
- 2023-05-03
- Certified
- 2023-05-03
Frequently asked questions
- What is Alexis Marseille's NPI number?
- Alexis Marseille's National Provider Identifier (NPI) is 1215626551, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexis Marseille's specialty?
- Alexis Marseille is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Alexis Marseille located?
- Alexis Marseille's practice location on file with NPPES is 311 N Midland Ave, Nyack, NY 10960-1627.
- What is Alexis Marseille's phone number?
- The practice phone number listed in the NPPES registry for Alexis Marseille is (914) 345-5900.
- Is Alexis Marseille's NPI active?
- Yes — Alexis Marseille's NPI (1215626551) is active in the NPPES registry as of the last update on 2023-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.