Cathryn Holzhauer, PH.D.
NPI 1154840668 · Psychologist · Leeds, MA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cathryn Holzhauer, PH.D. is a Psychologist provider in Leeds, MA (NPI 1154840668).
Provider details
- NPI number
- 1154840668
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 10672 (MA)
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
8 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)
- 10 Talcott Notch RdFarmington, CT 06032-6410Phone: (860) 679-6700Fax: (860) 679-6736
Registry dates
- Enumerated
- 2017-09-15
- Last updated
- 2026-03-11
- Certified
- 2026-03-11
Frequently asked questions
- What is Cathryn Holzhauer's NPI number?
- Cathryn Holzhauer's National Provider Identifier (NPI) is 1154840668, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cathryn Holzhauer's specialty?
- Cathryn Holzhauer is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Cathryn Holzhauer located?
- Cathryn Holzhauer's practice location on file with NPPES is 421 N Main St, Leeds, MA 01053-9764.
- What is Cathryn Holzhauer's phone number?
- The practice phone number listed in the NPPES registry for Cathryn Holzhauer is (413) 584-4040.
- Does Cathryn Holzhauer accept Medicare?
- Cathryn Holzhauer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cathryn Holzhauer's NPI active?
- Yes — Cathryn Holzhauer's NPI (1154840668) is active in the NPPES registry as of the last update on 2026-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.