Marilynn Massa, L.C.S.W.
NPI 1144303090 · Clinical Social Worker · New York, NY
Marilynn Massa, L.C.S.W. is a Clinical Social Worker provider in New York, NY (NPI 1144303090).
Provider details
- NPI number
- 1144303090
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- L.C.S.W.
- Sex
- Female
- Sole proprietor
- Yes
- License
- R058394-1 (NY)
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
19 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
- 2006-10-23
- Last updated
- 2012-05-08
Frequently asked questions
- What is Marilynn Massa's NPI number?
- Marilynn Massa's National Provider Identifier (NPI) is 1144303090, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marilynn Massa's specialty?
- Marilynn Massa is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marilynn Massa located?
- Marilynn Massa's practice location on file with NPPES is 141 E 33rd St, New York, NY 10016-4606.
- What is Marilynn Massa's phone number?
- The practice phone number listed in the NPPES registry for Marilynn Massa is (917) 589-7796.
- Is Marilynn Massa's NPI active?
- Yes — Marilynn Massa's NPI (1144303090) is active in the NPPES registry as of the last update on 2012-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.