Mary Pilarz, MD
NPI 1538664263 · Pediatrics Physician · Chicago, IL
Mary Pilarz, MD is a Pediatrics Physician provider in Chicago, IL (NPI 1538664263).
Provider details
- NPI number
- 1538664263
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036.155620 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
- 2018-03-26
- Last updated
- 2021-02-15
- Certified
- 2021-02-15
Frequently asked questions
- What is Mary Pilarz's NPI number?
- Mary Pilarz's National Provider Identifier (NPI) is 1538664263, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Pilarz's specialty?
- Mary Pilarz is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Pilarz located?
- Mary Pilarz's practice location on file with NPPES is 225 E Chicago Ave, Chicago, IL 60611-2991.
- What is Mary Pilarz's phone number?
- The practice phone number listed in the NPPES registry for Mary Pilarz is (312) 227-4000.
- Is Mary Pilarz's NPI active?
- Yes — Mary Pilarz's NPI (1538664263) is active in the NPPES registry as of the last update on 2021-02-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.