Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

General Surgery

Vinayak S. Rohan, MD

Works at hospitals in Winfield, IL · Chicago, IL · Illinois

Summary

Dr. Vinayak S. Rohan, MD is a general surgeon at 676 N Saint Clair, Arkes 1725, Chicago, IL 60611. Phone: (312) 695-8108. Accepts Medicare assignment. In 2024, Vinayak S. Rohan had 82 Original Medicare patients and 169 services. NPI 1033497094. 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 Vinayak S. Rohan, 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 Vinayak S. Rohan accept Medicare assignment?
Yes. Medicare's clinician data says Vinayak S. Rohan 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 Vinayak S. Rohan see?
In 2024, CMS data shows 82 Original Medicare patients and 169 services for Vinayak S. Rohan. This counts Original Medicare only and measures volume, not quality.
What is Vinayak S. Rohan's NPI number?
1033497094. 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 Vinayak S. Rohan, 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 patients82
Services billed to Medicare169
Different services or procedures42
Participating Medicare providerYes
Average age of these patients62

Most frequent services

  1. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)25 services
  2. Transplantation of donor kidney (50360)17 services
  3. Preparation of donor kidney for transplantation (50323)11 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%
  • Chronic kidney disease75%
  • High cholesterol74%
  • Diabetes62%
  • Ischemic heart disease52%
  • Heart failure48%

Hospitals where Vinayak S. Rohan works

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

Group practices

Medicare enrollment lists Vinayak S. Rohan as a member of this group (CMS data updated October 2, 2026).

  • Northwestern Medical Faculty Foundation4,503 clinicians in the group

Specialties

Find other General Surgery doctors in Illinois →

Other general surgeons in Chicago

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

All general surgeons 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
Graduation year1999 (27 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1033497094
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