Doctor profile · Federal record

Dr. Vivian Lau, D.O.

Emergency Medicine Physician (CMS: Emergency Medicine) · Peoria, IL

  • NPI 1437443777
  • Accepts Medicare
  • 15 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
530 Ne Glen Oak Ave
Peoria, IL 616370001
(309) 655-2000

Credentials & registration

NPPES · NUCC
NPI registered
June 2011 — 15 yrs on file
Profile last updated
September 28, 2023
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Illinois #036133626

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437443777. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
358
Distinct HCPCS
4
Medicare allowed
$50,953
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 154 152 $175
99284 Emergency department visit with moderate level of medical decision making 145 143 $121
99283 Emergency department visit with low level of medical decision making 42 42 $72
99291 Critical care, first 30-74 minutes 17 17 $210

In context: peer comparison

Among 53 peers in Peoria Emergency Medicine Physician, average services per provider: 98. This provider delivers 3.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
23
Patients
23
Total drug cost
$121
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 12 12 $68
Cephalexin Generic 11 11 $53

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Vivian Lau's medical specialty?
Dr. Vivian Lau practices Emergency Medicine Physician in Peoria, IL.
Where does Dr. Vivian Lau practice?
Dr. Vivian Lau practices at 530 Ne Glen Oak Ave, Peoria, IL 616370001. Office phone: 3096552000.
What is Dr. Vivian Lau's NPI?
Dr. Vivian Lau's National Provider Identifier (NPI) is 1437443777, issued by NPPES.
Does Dr. Vivian Lau accept Medicare assignment?
Yes. Dr. Vivian Lau accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Vivian Lau commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.