Doctor profile · Federal record

Dr. Ajay Arumanayagam Selvaraj

Internal Medicine Physician · Chicago, IL

  • NPI 1679068019
  • MIPS 37.5 / 100 · 2023
  • 8 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2525 S Michigan Ave
Chicago, IL 606162315
(312) 567-2000
Mailing address
2801 S King Dr Apt 1510
Chicago, IL 606163472

Credentials & registration

NPPES · NUCC
NPI registered
June 2018 — 8 yrs on file
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #125072866

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1679068019. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
618
Distinct HCPCS
4
Medicare allowed
$98,027
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 546 533 $162
99291 Critical care, first 30-74 minutes 42 42 $199
99497 Advance care planning, first 30 minutes 19 19 $68
99406 Smoking and tobacco use intensive counseling, 4-10 minutes 11 11 $11

In context: peer comparison

Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 3.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$72
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Boehringer Ingelheim Pharmaceuticals, INC. 1 $23.07
Boston Scientific Corporation 1 $18.73
Novartis Pharmaceuticals Corporation 1 $15.17
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 1 $14.61

By nature of payment

Food and Beverage
$72

Frequently asked questions

Auto-generated from federal data
What is Dr. Ajay Arumanayagam Selvaraj's medical specialty?
Dr. Ajay Arumanayagam Selvaraj practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Ajay Arumanayagam Selvaraj practice?
Dr. Ajay Arumanayagam Selvaraj practices at 2525 S Michigan Ave, Chicago, IL 606162315. Office phone: 3125672000.
What is Dr. Ajay Arumanayagam Selvaraj's NPI?
Dr. Ajay Arumanayagam Selvaraj's National Provider Identifier (NPI) is 1679068019, issued by NPPES.
What procedures does Dr. Ajay Arumanayagam Selvaraj commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Critical care (HCPCS 99291); Advance care planning (HCPCS 99497). Source: CMS Medicare Physician & Other Practitioners file.