IndividualActive
Mary Nissen, OTR/L
NPI 1548599707 · Specialist · Mundelein, IL
Mary Nissen, OTR/L is a Specialist provider in Mundelein, IL (NPI 1548599707).
Provider details
- NPI number
- 1548599707
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- OTR/L
- Sex
- Female
- Sole proprietor
- Yes
- License
- 056-007166 (IL)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(84/100 index)
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
328 N Shaddle Ave
Mundelein, IL 60060-2411
Phone: (847) 566-9860
Fax: (847) 566-9861
Street-level locationGet directions
Mailing address
1932 W Crystal St
Chicago, IL 60622-3132
Registry dates
- Enumerated
- 2009-12-17
- Last updated
- 2009-12-17
Frequently asked questions
- What is Mary Nissen's NPI number?
- Mary Nissen's National Provider Identifier (NPI) is 1548599707, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Nissen's specialty?
- Mary Nissen is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Mary Nissen located?
- Mary Nissen's practice location on file with NPPES is 328 N Shaddle Ave, Mundelein, IL 60060-2411.
- What is Mary Nissen's phone number?
- The practice phone number listed in the NPPES registry for Mary Nissen is (847) 566-9860.
- Is Mary Nissen's NPI active?
- Yes — Mary Nissen's NPI (1548599707) is active in the NPPES registry as of the last update on 2009-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.