Mary Ellen Gruszka, MD
NPI 1073506101 · Pediatrics Physician · North Riverside, IL
Mary Ellen Gruszka, MD is a Pediatrics Physician provider in North Riverside, IL (NPI 1073506101).
Provider details
- NPI number
- 1073506101
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036061958 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2005-08-24
- Last updated
- 2015-06-29
Frequently asked questions
- What is Mary Ellen Gruszka's NPI number?
- Mary Ellen Gruszka's National Provider Identifier (NPI) is 1073506101, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Ellen Gruszka's specialty?
- Mary Ellen Gruszka is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Ellen Gruszka located?
- Mary Ellen Gruszka's practice location on file with NPPES is 8711 W Cermak Rd, North Riverside, IL 60546-1166.
- What is Mary Ellen Gruszka's phone number?
- The practice phone number listed in the NPPES registry for Mary Ellen Gruszka is (708) 442-7979.
- Is Mary Ellen Gruszka's NPI active?
- Yes — Mary Ellen Gruszka's NPI (1073506101) is active in the NPPES registry as of the last update on 2015-06-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.