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Hospitalist

Adonias C. Lemma, MD

Works at hospitals in Chicago, IL · Illinois

Summary

Dr. Adonias C. Lemma, MD is a hospitalist at 251 E Huron St, Chicago, IL 60611. Phone: (312) 926-5924. Accepts Medicare assignment. NPI 1891457222. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Hospitalist
  • Address: 251 E Huron St, Chicago, IL 60611 · Directions
  • Phone: (312) 926‑5924
  • Medicare: Accepts Medicare assignment
  • Hospital: Northwestern Memorial Hospital
  • Group practice: Northwestern Medical Faculty Foundation
  • Medical school: Morehouse School Of Medicine · graduated 2023 (3 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Adonias C. Lemma, 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 Adonias C. Lemma accept Medicare assignment?
Yes. Medicare's clinician data says Adonias C. Lemma 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 Adonias C. Lemma's NPI number?
1891457222. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Adonias C. Lemma works

Medicare's Facility Affiliation Data lists Adonias C. Lemma 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.

Practice locations

Addresses where Adonias C. Lemma is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Adonias C. Lemma as a member of this group (CMS data updated October 2, 2026).

  • Northwestern Medical Faculty Foundation4,503 clinicians in the group

Specialties

Find other Hospitalist doctors in Illinois →

Other hospitalists in Chicago

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

All hospitalists in Chicago →

Other clinicians in Northwestern Medical Faculty Foundation

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

Clinician information

CredentialMD
Medical schoolMorehouse School Of Medicine
Graduation year2023 (3 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1891457222
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