Hillary Litwin, PH.D.
NPI 1467238105 · Clinical Neuropsychologist · Richmond Hill, NY
Hillary Litwin, PH.D. is a Clinical Neuropsychologist provider in Richmond Hill, NY (NPI 1467238105).
Provider details
- NPI number
- 1467238105
- Entity type
- Individual
- Primary specialty
- Clinical NeuropsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 028105 (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
2 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
- 2023-09-07
- Last updated
- 2026-03-17
- Certified
- 2026-03-17
Frequently asked questions
- What is Hillary Litwin's NPI number?
- Hillary Litwin's National Provider Identifier (NPI) is 1467238105, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hillary Litwin's specialty?
- Hillary Litwin is listed in the NPPES registry with a primary specialty of Clinical Neuropsychologist (Behavioral Health & Social Service Providers).
- Where is Hillary Litwin located?
- Hillary Litwin's practice location on file with NPPES is 8900 Van Wyck Expy, Richmond Hill, NY 11418-2897.
- What is Hillary Litwin's phone number?
- The practice phone number listed in the NPPES registry for Hillary Litwin is (718) 206-6000.
- Is Hillary Litwin's NPI active?
- Yes — Hillary Litwin's NPI (1467238105) is active in the NPPES registry as of the last update on 2026-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.