Katherine Mastny, MS, OTR/L
NPI 1861744757 · Occupational Therapist · Chicago, IL
Katherine Mastny, MS, OTR/L is a Occupational Therapist provider in Chicago, IL (NPI 1861744757).
Provider details
- NPI number
- 1861744757
- Entity type
- Individual
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- MS, OTR/L
- Sex
- Female
- Sole proprietor
- No
- License
- 056009060 (IL)
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
13 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
- 2012-10-03
- Last updated
- 2012-10-03
Frequently asked questions
- What is Katherine Mastny's NPI number?
- Katherine Mastny's National Provider Identifier (NPI) is 1861744757, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Mastny's specialty?
- Katherine Mastny is listed in the NPPES registry with a primary specialty of Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Katherine Mastny located?
- Katherine Mastny's practice location on file with NPPES is 1443 N Larrabee St, Chicago, IL 60610-1101.
- What is Katherine Mastny's phone number?
- The practice phone number listed in the NPPES registry for Katherine Mastny is (317) 371-4770.
- Is Katherine Mastny's NPI active?
- Yes — Katherine Mastny's NPI (1861744757) is active in the NPPES registry as of the last update on 2012-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.