Mary Ryan
NPI 1083852164 · Occupational Therapy Assistant · Crystal Lake, IL
Mary Ryan is a Occupational Therapy Assistant provider in Crystal Lake, IL (NPI 1083852164).
Provider details
- NPI number
- 1083852164
- Entity type
- Individual
- Primary specialty
- Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 057.000176 (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
17 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
- 2009-01-28
- Last updated
- 2009-01-28
Frequently asked questions
- What is Mary Ryan's NPI number?
- Mary Ryan's National Provider Identifier (NPI) is 1083852164, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Ryan's specialty?
- Mary Ryan is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Mary Ryan located?
- Mary Ryan's practice location on file with NPPES is 411 E Congress Pkwy, Crystal Lake, IL 60014-6247.
- What is Mary Ryan's phone number?
- The practice phone number listed in the NPPES registry for Mary Ryan is (815) 459-3810.
- Is Mary Ryan's NPI active?
- Yes — Mary Ryan's NPI (1083852164) is active in the NPPES registry as of the last update on 2009-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.