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Alder Lewis
NPI 1679113492 · Social Worker · New York, NY
Alder Lewis is a Social Worker provider in New York, NY (NPI 1679113492).
Provider details
- NPI number
- 1679113492
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 117792 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(65/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
1 Gustave L Levy Pl Fl 12
New York, NY 10029-6574
Phone: (212) 241-6800
Street-level locationGet directions
Mailing address
554 E 26th St Apt 6g
Brooklyn, NY 11210-1325
Registry dates
- Enumerated
- 2020-01-09
- Last updated
- 2025-04-21
- Certified
- 2025-04-21
Frequently asked questions
- What is Alder Lewis's NPI number?
- Alder Lewis's National Provider Identifier (NPI) is 1679113492, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alder Lewis's specialty?
- Alder Lewis is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Alder Lewis located?
- Alder Lewis's practice location on file with NPPES is 1 Gustave L Levy Pl Fl 12, New York, NY 10029-6574.
- What is Alder Lewis's phone number?
- The practice phone number listed in the NPPES registry for Alder Lewis is (212) 241-6800.
- Is Alder Lewis's NPI active?
- Yes — Alder Lewis's NPI (1679113492) is active in the NPPES registry as of the last update on 2025-04-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.