Mary Marshall, OTR/L
NPI 1427452499 · Pediatric Occupational Therapist · Palos Heights, IL
Mary Marshall, OTR/L is a Pediatric Occupational Therapist provider in Palos Heights, IL (NPI 1427452499).
Provider details
- NPI number
- 1427452499
- Entity type
- Individual
- Primary specialty
- Pediatric Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- OTR/L
- Sex
- Female
- Sole proprietor
- Yes
- License
- 056010789 (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
11 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
- 2014-10-20
- Last updated
- 2021-08-09
- Certified
- 2021-05-10
Frequently asked questions
- What is Mary Marshall's NPI number?
- Mary Marshall's National Provider Identifier (NPI) is 1427452499, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Marshall's specialty?
- Mary Marshall is listed in the NPPES registry with a primary specialty of Pediatric Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mary Marshall located?
- Mary Marshall's practice location on file with NPPES is 12609 S Melvina Ave, Palos Heights, IL 60463-1800.
- What is Mary Marshall's phone number?
- The practice phone number listed in the NPPES registry for Mary Marshall is (708) 704-0731.
- Is Mary Marshall's NPI active?
- Yes — Mary Marshall's NPI (1427452499) is active in the NPPES registry as of the last update on 2021-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.