Tracy Lyons, M.D.
NPI 1477842540 · Pediatrics Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tracy Lyons, M.D. is a Pediatrics Physician provider in Chicago, IL (NPI 1477842540).
Provider details
- NPI number
- 1477842540
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
- 2011-03-29
- Last updated
- 2014-02-20
Frequently asked questions
- What is Tracy Lyons's NPI number?
- Tracy Lyons's National Provider Identifier (NPI) is 1477842540, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tracy Lyons's specialty?
- Tracy Lyons is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Tracy Lyons located?
- Tracy Lyons's practice location on file with NPPES is 225 E Chicago Ave, Chicago, IL 60611-2991.
- What is Tracy Lyons's phone number?
- The practice phone number listed in the NPPES registry for Tracy Lyons is (312) 227-4341.
- Does Tracy Lyons accept Medicare?
- Tracy Lyons is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tracy Lyons's NPI active?
- Yes — Tracy Lyons's NPI (1477842540) is active in the NPPES registry as of the last update on 2014-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.