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Obstetrics/Gynecology

Mayra R. Yanez, MD

Works at hospitals in Chicago, IL · Illinois

Summary

Dr. Mayra R. Yanez, MD is an OB-GYN at 4177 S Archer Ave, Chicago, IL 60632. Phone: (773) 254-2222. Accepts Medicare assignment. NPI 1912434671. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 4177 S Archer Ave, Chicago, IL 60632 · Directions
  • Phone: (773) 254‑2222
  • Medicare: Accepts Medicare assignment
  • Hospital: Saint Anthony Hospital
  • Group practice: Saint Anthony Health Affiliates
  • Medical school: graduated 2017 (9 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Mayra R. Yanez, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Mayra R. Yanez accept Medicare assignment?
Yes. Medicare's clinician data says Mayra R. Yanez accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Mayra R. Yanez's NPI number?
1912434671. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Mayra R. Yanez works

Medicare's Facility Affiliation Data lists Mayra R. Yanez at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Saint Anthony HospitalChicago, IL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 140095

Practice locations

Addresses where Mayra R. Yanez is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Mayra R. Yanez as a member of this group (CMS data updated October 2, 2026).

  • Saint Anthony Health Affiliates96 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Illinois →

Other OB-GYNs in Chicago

Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.

All OB-GYNs in Chicago →

Other clinicians in Saint Anthony Health Affiliates

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2017 (9 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1912434671
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians