Martha Yanez, M.D.
NPI 1255317533 · Pediatrics Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Martha Yanez, M.D. is a Pediatrics Physician provider in Chicago, IL (NPI 1255317533).
Provider details
- NPI number
- 1255317533
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 036088167 (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
- 2005-12-19
- Last updated
- 2018-04-05
Frequently asked questions
- What is Martha Yanez's NPI number?
- Martha Yanez's National Provider Identifier (NPI) is 1255317533, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martha Yanez's specialty?
- Martha Yanez is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Martha Yanez located?
- Martha Yanez's practice location on file with NPPES is 5525 S Pulaski Rd, Chicago, IL 60629-4400.
- What is Martha Yanez's phone number?
- The practice phone number listed in the NPPES registry for Martha Yanez is (312) 567-7500.
- Does Martha Yanez accept Medicare?
- Martha Yanez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Martha Yanez's NPI active?
- Yes — Martha Yanez's NPI (1255317533) is active in the NPPES registry as of the last update on 2018-04-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.