Catherine Duffy
NPI 1194326173 · Occupational Therapist · Waltham, MA
Catherine Duffy is a Occupational Therapist provider in Waltham, MA (NPI 1194326173).
Provider details
- NPI number
- 1194326173
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 13502 (MA)
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
5 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
- 2020-11-05
- Last updated
- 2020-11-05
- Certified
- 2020-11-05
Frequently asked questions
- What is Catherine Duffy's NPI number?
- Catherine Duffy's National Provider Identifier (NPI) is 1194326173, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Duffy's specialty?
- Catherine Duffy is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Catherine Duffy located?
- Catherine Duffy's practice location on file with NPPES is 465 Waverley Oaks Rd Ste 101, Waltham, MA 02452-8497.
- What is Catherine Duffy's phone number?
- The practice phone number listed in the NPPES registry for Catherine Duffy is (508) 655-5222.
- Is Catherine Duffy's NPI active?
- Yes — Catherine Duffy's NPI (1194326173) is active in the NPPES registry as of the last update on 2020-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.