Linda Grunbaum, LCSW
NPI 1255377644 · Clinical Social Worker · New York, NY
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Linda Grunbaum, LCSW is a Clinical Social Worker provider in New York, NY (NPI 1255377644).
Provider details
- NPI number
- 1255377644
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- R012702-1 (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
- 2006-06-22
- Last updated
- 2008-04-09
Frequently asked questions
- What is Linda Grunbaum's NPI number?
- Linda Grunbaum's National Provider Identifier (NPI) is 1255377644, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Linda Grunbaum's specialty?
- Linda Grunbaum is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Linda Grunbaum located?
- Linda Grunbaum's practice location on file with NPPES is 310 W End Ave # 12a, New York, NY 10023-8146.
- What is Linda Grunbaum's phone number?
- The practice phone number listed in the NPPES registry for Linda Grunbaum is (212) 496-7453.
- Does Linda Grunbaum accept Medicare?
- Linda Grunbaum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Linda Grunbaum's NPI active?
- Yes — Linda Grunbaum's NPI (1255377644) is active in the NPPES registry as of the last update on 2008-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.