Catherine Day, PT MHS
NPI 1790981199 · Physical Therapist · Fairfield, CT
Catherine Day, PT MHS is a Physical Therapist provider in Fairfield, CT (NPI 1790981199).
Provider details
- NPI number
- 1790981199
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- PT MHS
- Sex
- Female
- Sole proprietor
- No
- License
- 1932 (CT)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
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
- 2007-06-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is Catherine Day's NPI number?
- Catherine Day's National Provider Identifier (NPI) is 1790981199, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Day's specialty?
- Catherine Day is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Catherine Day located?
- Catherine Day's practice location on file with NPPES is 400 Mill Plain Rd, Fairfield, CT 06824-5048.
- What is Catherine Day's phone number?
- The practice phone number listed in the NPPES registry for Catherine Day is (203) 255-3573.
- Is Catherine Day's NPI active?
- Yes — Catherine Day's NPI (1790981199) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.