Karl Schaefer, LCSW
NPI 1992503973 · Clinical Social Worker · Yorktown Heights, NY
Karl Schaefer, LCSW is a Clinical Social Worker provider in Yorktown Heights, NY (NPI 1992503973).
Provider details
- NPI number
- 1992503973
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 099486 (NY)
Specialties & taxonomies
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
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
Mailing address
Registry dates
- Enumerated
- 2025-03-05
- Last updated
- 2025-03-05
- Certified
- 2025-03-05
Frequently asked questions
- What is Karl Schaefer's NPI number?
- Karl Schaefer's National Provider Identifier (NPI) is 1992503973, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karl Schaefer's specialty?
- Karl Schaefer is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Karl Schaefer located?
- Karl Schaefer's practice location on file with NPPES is 3491 Tulip Dr, Yorktown Heights, NY 10598-2133.
- What is Karl Schaefer's phone number?
- The practice phone number listed in the NPPES registry for Karl Schaefer is (516) 241-4078.
- Is Karl Schaefer's NPI active?
- Yes — Karl Schaefer's NPI (1992503973) is active in the NPPES registry as of the last update on 2025-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.