Doctor profile · Federal record

Dr. Ernesto Tan, MD

Urology Physician (CMS: Urology) · Lockport, IL

  • NPI 1699882084
  • Accepts Medicare
  • MIPS 78.5 / 100 · 2023
  • 54 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Read St Ste A
Lockport, IL 604413265
(815) 741-1020
fax (815) 741-1064
Mailing address
10400 Southwest Hwy Lowr Level
Chicago Ridge, IL 604152394

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
August 30, 2023
Year of graduation
1972 — 54 yrs since
Specialty taxonomy
208800000X — NUCC code
State license (1)
Illinois #036049705

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699882084. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
18
Distinct HCPCS
1
Medicare allowed
$1,309
HCPCS Description Services Patients Avg allowed
52000 Diagnostic exam of bladder and urethra using an endoscope 18 18 $73

In context: peer comparison

Among 1 peers in this city , average services per provider: 18. This provider delivers 1.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$24
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Endo USA, Inc. 1 $24.24

By nature of payment

Food and Beverage
$24

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
108
Patients
45
Total drug cost
$2,022
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 77 32 $1,508
Finasteride Generic 31 13 $514

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ernesto Tan's medical specialty?
Dr. Ernesto Tan practices Urology Physician in Lockport, IL.
Where does Dr. Ernesto Tan practice?
Dr. Ernesto Tan practices at 300 Read St Ste A, Lockport, IL 604413265. Office phone: 8157411020.
What is Dr. Ernesto Tan's NPI?
Dr. Ernesto Tan's National Provider Identifier (NPI) is 1699882084, issued by NPPES.
Does Dr. Ernesto Tan accept Medicare assignment?
Yes. Dr. Ernesto Tan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ernesto Tan commonly perform?
Top Medicare-reported procedures in 2023: Diagnostic exam of bladder and urethra using an endoscope (HCPCS 52000). Source: CMS Medicare Physician & Other Practitioners file.