IndividualActive
Kathleen Mertz, LCSW
NPI 1306899190 · Clinical Social Worker · Brooklyn, NY
Kathleen Mertz, LCSW is a Clinical Social Worker provider in Brooklyn, NY (NPI 1306899190).
Provider details
- NPI number
- 1306899190
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- License
- R038765-1 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
800 Poly Pl
122
Brooklyn, NY 11209-7104
Phone: (718) 836-6600
Street-level locationGet directions
Mailing address
10300 Shore Front Pkwy
Rockaway Park, NY 11694-2788
Registry dates
- Enumerated
- 2006-05-19
- Last updated
- 2007-07-08
Frequently asked questions
- What is Kathleen Mertz's NPI number?
- Kathleen Mertz's National Provider Identifier (NPI) is 1306899190, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Mertz's specialty?
- Kathleen Mertz is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Kathleen Mertz located?
- Kathleen Mertz's practice location on file with NPPES is 800 Poly Pl, Brooklyn, NY 11209-7104.
- What is Kathleen Mertz's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Mertz is (718) 836-6600.
- Is Kathleen Mertz's NPI active?
- Yes — Kathleen Mertz's NPI (1306899190) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.