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Internal Medicine

Suwon V. Nopachai, MD

Works at hospitals in Chicago, IL · Illinois

Summary

Dr. Suwon V. Nopachai, MD is an internal medicine doctor at 1645 W Jackson Blvd, Chicago, IL 60612. Phone: (312) 563-2875. Accepts Medicare assignment. In 2024, Suwon V. Nopachai had 70 Original Medicare patients and 322 services. NPI 1104054063. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1645 W Jackson Blvd, Chicago, IL 60612 · Directions (2 more locations)
  • Phone: (312) 563‑2875
  • Medicare: Accepts Medicare assignment
  • Hospital: Rush University Medical Center
  • Group practice: Rush University Medical Group (+1 more)
  • Medical school: Loyola University Of Chicago, Stritch School Of Medicine · graduated 2009 (17 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Suwon V. Nopachai, 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 Suwon V. Nopachai accept Medicare assignment?
Yes. Medicare's clinician data says Suwon V. Nopachai 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.
How many Medicare patients does Suwon V. Nopachai see?
In 2024, CMS data shows 70 Original Medicare patients and 322 services for Suwon V. Nopachai. This counts Original Medicare only and measures volume, not quality.
What is Suwon V. Nopachai's NPI number?
1104054063. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Suwon V. Nopachai, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients70
Services billed to Medicare322
Different services or procedures33
Participating Medicare providerYes
Average age of these patients66

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)80 services
  2. Hemoglobin a1c level (83036)30 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)25 services
  4. Assessment of emotional or behavioral problems (96127)24 services
  5. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)17 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol59%
  • Arthritis53%
  • Diabetes43%
  • COPD30%
  • Chronic kidney disease29%

Hospitals where Suwon V. Nopachai works

Medicare's Facility Affiliation Data lists Suwon V. Nopachai 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 Suwon V. Nopachai is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Suwon V. Nopachai as a member of these groups (CMS data updated October 2, 2026).

  • Rush University Medical Group1,551 clinicians in the group
  • Rush Oak Park Physicians Group Elmwood Park6 clinicians in the group

Specialties

Find other Internal Medicine doctors in Illinois →

Other internal medicine doctors in Chicago

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

All internal medicine doctors in Chicago →

Other clinicians in Rush University Medical Group

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

Clinician information

CredentialMD
Medical schoolLoyola University Of Chicago, Stritch School Of Medicine
Graduation year2009 (17 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1104054063
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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians