Marissa Singer, MA, ATR
NPI 1821849126 · Art Therapist · Greenfield, MA
Marissa Singer, MA, ATR is a Art Therapist provider in Greenfield, MA (NPI 1821849126).
Provider details
- NPI number
- 1821849126
- Entity type
- Individual
- Primary specialty
- Art TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- MA, ATR
- Sex
- Female
- Sole proprietor
- Yes
- License
- 21-021
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
- 2024-03-27
- Last updated
- 2024-03-27
- Certified
- 2024-03-27
Frequently asked questions
- What is Marissa Singer's NPI number?
- Marissa Singer's National Provider Identifier (NPI) is 1821849126, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Singer's specialty?
- Marissa Singer is listed in the NPPES registry with a primary specialty of Art Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Marissa Singer located?
- Marissa Singer's practice location on file with NPPES is 377 Main St Ste 12, Greenfield, MA 01301-3332.
- What is Marissa Singer's phone number?
- The practice phone number listed in the NPPES registry for Marissa Singer is (413) 359-8010.
- Is Marissa Singer's NPI active?
- Yes — Marissa Singer's NPI (1821849126) is active in the NPPES registry as of the last update on 2024-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.