Mitchell Koenig, LCSW
NPI 1679400543 · Clinical Social Worker · Rockville Centre, NY
Mitchell Koenig, LCSW is a Clinical Social Worker provider in Rockville Centre, NY (NPI 1679400543).
Provider details
- NPI number
- 1679400543
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 44SC06648900 (NJ)
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
Under 1 yr in 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
- 2026-05-06
- Last updated
- 2026-05-06
- Certified
- 2026-05-05
Frequently asked questions
- What is Mitchell Koenig's NPI number?
- Mitchell Koenig's National Provider Identifier (NPI) is 1679400543, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mitchell Koenig's specialty?
- Mitchell Koenig is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mitchell Koenig located?
- Mitchell Koenig's practice location on file with NPPES is 55 Baylis Rd, Rockville Centre, NY 11570-1111.
- What is Mitchell Koenig's phone number?
- The practice phone number listed in the NPPES registry for Mitchell Koenig is (516) 993-2047.
- Is Mitchell Koenig's NPI active?
- Yes — Mitchell Koenig's NPI (1679400543) is active in the NPPES registry as of the last update on 2026-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.