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Maxwell Katz, LMSW
NPI 1659267094 · Clinical Social Worker · New York, NY
Maxwell Katz, LMSW is a Clinical Social Worker provider in New York, NY (NPI 1659267094).
Provider details
- NPI number
- 1659267094
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- No
- License
- 127549 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(54/100 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
445 E 14th St
New York, NY 10009-2803
Phone: (415) 926-3679
Street-level locationGet directions
Mailing address
442 5th Ave # 1983
New York, NY 10018-2794
Registry dates
- Enumerated
- 2025-06-13
- Last updated
- 2025-07-15
- Certified
- 2025-07-07
Frequently asked questions
- What is Maxwell Katz's NPI number?
- Maxwell Katz's National Provider Identifier (NPI) is 1659267094, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maxwell Katz's specialty?
- Maxwell Katz is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Maxwell Katz located?
- Maxwell Katz's practice location on file with NPPES is 445 E 14th St, New York, NY 10009-2803.
- What is Maxwell Katz's phone number?
- The practice phone number listed in the NPPES registry for Maxwell Katz is (415) 926-3679.
- Is Maxwell Katz's NPI active?
- Yes — Maxwell Katz's NPI (1659267094) is active in the NPPES registry as of the last update on 2025-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.