Ruth Mayer, PH.D.
NPI 1780707059 · Addiction (Substance Use Disorder) Psychologist · Woodbury, CT
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruth Mayer, PH.D. is a Addiction (Substance Use Disorder) Psychologist provider in Woodbury, CT (NPI 1780707059).
Provider details
- NPI number
- 1780707059
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 001542 (CT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
- Clinical Child & Adolescent Psychologist103TC2200X
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2007-04-09
- Last updated
- 2025-09-11
Frequently asked questions
- What is Ruth Mayer's NPI number?
- Ruth Mayer's National Provider Identifier (NPI) is 1780707059, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruth Mayer's specialty?
- Ruth Mayer is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Psychologist (Behavioral Health & Social Service Providers).
- Where is Ruth Mayer located?
- Ruth Mayer's practice location on file with NPPES is 1080 Main St S, Woodbury, CT 06798-3810.
- What is Ruth Mayer's phone number?
- The practice phone number listed in the NPPES registry for Ruth Mayer is (203) 263-8878.
- Does Ruth Mayer accept Medicare?
- Ruth Mayer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ruth Mayer's NPI active?
- Yes — Ruth Mayer's NPI (1780707059) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.