IndividualActive
Jonathan Katz, LCSW
NPI 1275820755 · Clinical Social Worker · New York, NY
Jonathan Katz, LCSW is a Clinical Social Worker provider in New York, NY (NPI 1275820755).
Provider details
- NPI number
- 1275820755
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 015454 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(81/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
135 W 50th St
New York, NY 10020-1201
Phone: (212) 632-4731
Street-level locationGet directions
Mailing address
34 Plaza St E
Brooklyn, NY 11238-5038
Registry dates
- Enumerated
- 2011-07-05
- Last updated
- 2011-07-05
Frequently asked questions
- What is Jonathan Katz's NPI number?
- Jonathan Katz's National Provider Identifier (NPI) is 1275820755, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Katz's specialty?
- Jonathan Katz is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Jonathan Katz located?
- Jonathan Katz's practice location on file with NPPES is 135 W 50th St, New York, NY 10020-1201.
- What is Jonathan Katz's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Katz is (212) 632-4731.
- Is Jonathan Katz's NPI active?
- Yes — Jonathan Katz's NPI (1275820755) is active in the NPPES registry as of the last update on 2011-07-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.