Lewis Breitner, PH.D.
NPI 1073596045 · Clinical Psychologist · Greenfield, MA
Lewis Breitner, PH.D. is a Clinical Psychologist provider in Greenfield, MA (NPI 1073596045).
Provider details
- NPI number
- 1073596045
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 559 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
20 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
- 2005-11-23
- Last updated
- 2016-04-18
Frequently asked questions
- What is Lewis Breitner's NPI number?
- Lewis Breitner's National Provider Identifier (NPI) is 1073596045, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lewis Breitner's specialty?
- Lewis Breitner is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Lewis Breitner located?
- Lewis Breitner's practice location on file with NPPES is 466 Main St, Greenfield, MA 01301-3316.
- What is Lewis Breitner's phone number?
- The practice phone number listed in the NPPES registry for Lewis Breitner is (413) 562-9199.
- Is Lewis Breitner's NPI active?
- Yes — Lewis Breitner's NPI (1073596045) is active in the NPPES registry as of the last update on 2016-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.