William Ruth, PH.D.
NPI 1639458789 · Clinical Psychologist · Hartsdale, NY
William Ruth, PH.D. is a Clinical Psychologist provider in Hartsdale, NY (NPI 1639458789).
Provider details
- NPI number
- 1639458789
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 009547 (NY)
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
14 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 280 N Central Ave Ste 45Hartsdale, NY 10530Phone: (914) 602-9241
Registry dates
- Enumerated
- 2011-08-08
- Last updated
- 2019-11-05
Frequently asked questions
- What is William Ruth's NPI number?
- William Ruth's National Provider Identifier (NPI) is 1639458789, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Ruth's specialty?
- William Ruth is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is William Ruth located?
- William Ruth's practice location on file with NPPES is 280 N Central Ave Ste 45, Hartsdale, NY 10530.
- What is William Ruth's phone number?
- The practice phone number listed in the NPPES registry for William Ruth is (914) 602-9241.
- Is William Ruth's NPI active?
- Yes — William Ruth's NPI (1639458789) is active in the NPPES registry as of the last update on 2019-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.