Kathryn Riordan
NPI 1225172729 · Physical Therapist · Worcester, MA
Kathryn Riordan is a Physical Therapist provider in Worcester, MA (NPI 1225172729).
Provider details
- NPI number
- 1225172729
- Entity type
- Individual
- Primary specialty
- Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 15430 (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
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
- 2007-02-16
- Last updated
- 2007-07-08
Frequently asked questions
- What is Kathryn Riordan's NPI number?
- Kathryn Riordan's National Provider Identifier (NPI) is 1225172729, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Riordan's specialty?
- Kathryn Riordan is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Kathryn Riordan located?
- Kathryn Riordan's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
- What is Kathryn Riordan's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Riordan is (508) 334-8700.
- Is Kathryn Riordan's NPI active?
- Yes — Kathryn Riordan's NPI (1225172729) 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.