Margaret Witherby, SW LCSW
NPI 1477540581 · Clinical Social Worker · Niagara Falls, NY
Margaret Witherby, SW LCSW is a Clinical Social Worker provider in Niagara Falls, NY (NPI 1477540581).
Provider details
- NPI number
- 1477540581
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- SW LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- LC7271 (ME)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
20 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
Mailing address
Registry dates
- Enumerated
- 2005-10-04
- Last updated
- 2008-04-04
Frequently asked questions
- What is Margaret Witherby's NPI number?
- Margaret Witherby's National Provider Identifier (NPI) is 1477540581, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Witherby's specialty?
- Margaret Witherby is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Margaret Witherby located?
- Margaret Witherby's practice location on file with NPPES is 1076 Cayuga Drive, Niagara Falls, NY 14304-2512.
- What is Margaret Witherby's phone number?
- The practice phone number listed in the NPPES registry for Margaret Witherby is (716) 213-8933.
- Is Margaret Witherby's NPI active?
- Yes — Margaret Witherby's NPI (1477540581) is active in the NPPES registry as of the last update on 2008-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.