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Nancy Knapp, LCSW
NPI 1215244231 · School Social Worker · Holbrook, NY
Nancy Knapp, LCSW is a School Social Worker provider in Holbrook, NY (NPI 1215244231).
Provider details
- NPI number
- 1215244231
- Entity type
- Individual
- Primary specialty
- School Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- R044559-1 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(83/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
15 Andrea Rd
Holbrook, NY 11741-4310
Phone: (631) 567-8518
Street-level locationGet directions
Mailing address
Po Box 140
Shoreham, NY 11786-0140
Registry dates
- Enumerated
- 2010-09-13
- Last updated
- 2010-09-13
Frequently asked questions
- What is Nancy Knapp's NPI number?
- Nancy Knapp's National Provider Identifier (NPI) is 1215244231, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Knapp's specialty?
- Nancy Knapp is listed in the NPPES registry with a primary specialty of School Social Worker (Behavioral Health & Social Service Providers).
- Where is Nancy Knapp located?
- Nancy Knapp's practice location on file with NPPES is 15 Andrea Rd, Holbrook, NY 11741-4310.
- What is Nancy Knapp's phone number?
- The practice phone number listed in the NPPES registry for Nancy Knapp is (631) 567-8518.
- Is Nancy Knapp's NPI active?
- Yes — Nancy Knapp's NPI (1215244231) is active in the NPPES registry as of the last update on 2010-09-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.