Katherine Kowalczik, LCSW
NPI 1013451434 · Clinical Social Worker · Brooklyn, NY
Katherine Kowalczik, LCSW is a Clinical Social Worker provider in Brooklyn, NY (NPI 1013451434).
Provider details
- NPI number
- 1013451434
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 1050001 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
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
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 19712 Macarthur Blvd Ste 110Irvine, CA 92612-2407Phone: (646) 904-8155
Registry dates
- Enumerated
- 2016-12-05
- Last updated
- 2022-08-02
- Certified
- 2022-08-02
Frequently asked questions
- What is Katherine Kowalczik's NPI number?
- Katherine Kowalczik's National Provider Identifier (NPI) is 1013451434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Kowalczik's specialty?
- Katherine Kowalczik is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Katherine Kowalczik located?
- Katherine Kowalczik's practice location on file with NPPES is 397 Bridge St, Brooklyn, NY 11201-5292.
- What is Katherine Kowalczik's phone number?
- The practice phone number listed in the NPPES registry for Katherine Kowalczik is (646) 904-8155.
- Is Katherine Kowalczik's NPI active?
- Yes — Katherine Kowalczik's NPI (1013451434) is active in the NPPES registry as of the last update on 2022-08-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.