IndividualActive
Martha Flumenbaum, LMSW
NPI 1174352819 · Social Worker · New York, NY
Martha Flumenbaum, LMSW is a Social Worker provider in New York, NY (NPI 1174352819).
Provider details
- NPI number
- 1174352819
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 098999 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(56/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
520 E 72nd St Apt 14d
New York, NY 10021-4853
Phone: (347) 835-4853
Street-level locationGet directions
Mailing address
520 E 72nd St Apt 14d
New York, NY 10021-4853
Registry dates
- Enumerated
- 2024-07-31
- Last updated
- 2024-07-31
- Certified
- 2024-07-31
Frequently asked questions
- What is Martha Flumenbaum's NPI number?
- Martha Flumenbaum's National Provider Identifier (NPI) is 1174352819, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martha Flumenbaum's specialty?
- Martha Flumenbaum is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Martha Flumenbaum located?
- Martha Flumenbaum's practice location on file with NPPES is 520 E 72nd St Apt 14d, New York, NY 10021-4853.
- What is Martha Flumenbaum's phone number?
- The practice phone number listed in the NPPES registry for Martha Flumenbaum is (347) 835-4853.
- Is Martha Flumenbaum's NPI active?
- Yes — Martha Flumenbaum's NPI (1174352819) is active in the NPPES registry as of the last update on 2024-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.