Mary Andree Darnall PC
NPI 1427384528 · Occupational Therapist · Oak Park, IL
Mary Andree Darnall PC is a Occupational Therapist organization in Oak Park, IL (NPI 1427384528).
Provider details
- NPI number
- 1427384528
- Entity type
- Organization
- Primary specialty
- Occupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Organization subpart
- No
- Authorized official
- Mary Darnall, President(708) 524-2445
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
16 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
- 2009-10-23
- Last updated
- 2009-10-23
Frequently asked questions
- What is Mary Andree Darnall PC's NPI number?
- Mary Andree Darnall PC's National Provider Identifier (NPI) is 1427384528, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mary Andree Darnall PC?
- Mary Andree Darnall PC is classified in the NPPES registry as Occupational Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mary Andree Darnall PC located?
- Mary Andree Darnall PC's practice location on file with NPPES is 812 Harrison St, Oak Park, IL 60304-1101.
- What is Mary Andree Darnall PC's phone number?
- The practice phone number listed in the NPPES registry for Mary Andree Darnall PC is (708) 524-2445.
- Who is the authorized official for Mary Andree Darnall PC?
- The authorized official listed on Mary Andree Darnall PC's NPPES record is Mary Darnall, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mary Andree Darnall PC's NPI active?
- Yes — Mary Andree Darnall PC's NPI (1427384528) is active in the NPPES registry as of the last update on 2009-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.