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Marc Diamond, LCSW
NPI 1043499973 · Clinical Social Worker · Ardsley, NY
Marc Diamond, LCSW is a Clinical Social Worker provider in Ardsley, NY (NPI 1043499973).
Provider details
- NPI number
- 1043499973
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- PR024329-1 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
616 Ashford Ave
Ardsley, NY 10502-2424
Phone: (914) 693-4801
Fax: (914) 693-4927
Street-level locationGet directions
Mailing address
616 Ashford Ave
Ardsley, NY 10502-2424
Registry dates
- Enumerated
- 2007-10-27
- Last updated
- 2007-10-27
Frequently asked questions
- What is Marc Diamond's NPI number?
- Marc Diamond's National Provider Identifier (NPI) is 1043499973, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Diamond's specialty?
- Marc Diamond is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marc Diamond located?
- Marc Diamond's practice location on file with NPPES is 616 Ashford Ave, Ardsley, NY 10502-2424.
- What is Marc Diamond's phone number?
- The practice phone number listed in the NPPES registry for Marc Diamond is (914) 693-4801.
- Is Marc Diamond's NPI active?
- Yes — Marc Diamond's NPI (1043499973) is active in the NPPES registry as of the last update on 2007-10-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.