Doctor profile · Federal record

Dr. Tenkasi Subramanian, M.D.

Specialist (CMS: Anesthesiology) · Oak Brook, IL

  • NPI 1962550335
  • Accepts Medicare
  • 57 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
811 Saint Stephens Grn
Oak Brook, IL 605232567
(630) 325-6561
fax (630) 325-6575

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1969 — 57 yrs since
Specialty taxonomy
174400000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1962550335. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
98
Distinct HCPCS
4
Medicare allowed
$14,685
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 34 33 $153
00813 Anesthesia for procedure on small and large bowel using an endoscope 25 25 $173
00811 Anesthesia for other procedure on large bowel using an endoscope 24 22 $144
00812 Anesthesia for exam of colon using an endoscope 15 15 $113

In context: peer comparison

Among 1 peers in Oak Brook Specialist, average services per provider: 24. This provider delivers 4.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$29
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Daiichi Sankyo INC. 1 $29.29

By nature of payment

Food and Beverage
$29

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tenkasi Subramanian's medical specialty?
Dr. Tenkasi Subramanian practices Specialist in Oak Brook, IL.
Where does Dr. Tenkasi Subramanian practice?
Dr. Tenkasi Subramanian practices at 811 Saint Stephens Grn, Oak Brook, IL 605232567. Office phone: 6303256561.
What is Dr. Tenkasi Subramanian's NPI?
Dr. Tenkasi Subramanian's National Provider Identifier (NPI) is 1962550335, issued by NPPES.
Does Dr. Tenkasi Subramanian accept Medicare assignment?
Yes. Dr. Tenkasi Subramanian accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tenkasi Subramanian commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for procedure on small and large bowel using an endoscope (HCPCS 00813); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.