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Internal Medicine

Sheela Swamy, MD

Works at hospitals in Downers Grove, IL · Chicago, IL · Naperville, IL … · Illinois

Summary

Dr. Sheela Swamy, MD is an internal medicine doctor at 1121 Warren Ave, Suite 200, Downers Grove, IL 60515. Phone: (630) 969-9200. Accepts Medicare assignment. In 2024, Sheela Swamy had 207 Original Medicare patients and 1,025 services. NPI 1831145416. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Sheela Swamy, 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 Sheela Swamy accept Medicare assignment?
Yes. Medicare's clinician data says Sheela Swamy 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 Sheela Swamy see?
In 2024, CMS data shows 207 Original Medicare patients and 1,025 services for Sheela Swamy. This counts Original Medicare only and measures volume, not quality.
What is Sheela Swamy's NPI number?
1831145416. 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 Sheela Swamy, 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 patients207
Services billed to Medicare1,025
Different services or procedures29
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)273 services
  2. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)161 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)106 services
  4. Blood glucose (sugar) test performed by hand-held instrument (82962)78 services
  5. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)60 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 cholesterol75%
  • High blood pressure73%
  • Arthritis43%
  • Osteoporosis40%
  • Diabetes31%
  • Chronic kidney disease29%

Hospitals where Sheela Swamy works

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

Specialties

Find other Internal Medicine doctors in Illinois →

Other internal medicine doctors in Downers Grove

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

All internal medicine doctors in Downers Grove →

Clinician information

CredentialMD
Graduation year1981 (45 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1831145416
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