Mary Gustafson, RN C
NPI 1851594709 · Registered Nurse · Evanston, IL
Mary Gustafson, RN C is a Registered Nurse provider in Evanston, IL (NPI 1851594709).
Provider details
- NPI number
- 1851594709
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- RN C
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Nursing Service Providers
- Nutritionist133N00000X
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2007-06-07
- Last updated
- 2025-09-11
Frequently asked questions
- What is Mary Gustafson's NPI number?
- Mary Gustafson's National Provider Identifier (NPI) is 1851594709, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Gustafson's specialty?
- Mary Gustafson is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Mary Gustafson located?
- Mary Gustafson's practice location on file with NPPES is 2123 Wesley Ave, Evanston, IL 60201.
- What is Mary Gustafson's phone number?
- The practice phone number listed in the NPPES registry for Mary Gustafson is (773) 593-7379.
- Is Mary Gustafson's NPI active?
- Yes — Mary Gustafson's NPI (1851594709) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.