Mary Siebenaler, MD, FAAP
NPI 1568807618 · Pediatrics Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Siebenaler, MD, FAAP is a Pediatrics Physician provider in Chicago, IL (NPI 1568807618).
Provider details
- NPI number
- 1568807618
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, FAAP
- Sex
- Female
- Sole proprietor
- No
- License
- A119823 (CA)
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
13 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
- 2013-05-02
- Last updated
- 2018-07-20
Frequently asked questions
- What is Mary Siebenaler's NPI number?
- Mary Siebenaler's National Provider Identifier (NPI) is 1568807618, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Siebenaler's specialty?
- Mary Siebenaler is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Siebenaler located?
- Mary Siebenaler's practice location on file with NPPES is 225 E Chicago Ave # 152, Chicago, IL 60611.
- What is Mary Siebenaler's phone number?
- The practice phone number listed in the NPPES registry for Mary Siebenaler is (312) 227-7408.
- Does Mary Siebenaler accept Medicare?
- Mary Siebenaler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Siebenaler's NPI active?
- Yes — Mary Siebenaler's NPI (1568807618) is active in the NPPES registry as of the last update on 2018-07-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.