Doctor profile · Federal record

Dr. Rex Liu, M.D.

Hospitalist Physician (CMS: Hospitalist) · Hospitalist Physician · Kansas City, MO

  • NPI 1831332444
  • Accepts Medicare
  • MIPS 77.3 / 100 · 2023
  • 17 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4401 Wornall RD
Kansas City, MO 641113220
(816) 932-0341
fax (816) 932-3148
Mailing address
901 E 104Th St
Kansas City, MO 641314517

Credentials & registration

NPPES · NUCC
NPI registered
April 2009 — 17 yrs on file
Profile last updated
January 16, 2017
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Missouri #2010024524 · Kansas #0435710

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831332444. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
731
Distinct HCPCS
4
Medicare allowed
$75,015
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 368 147 $76
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 165 86 $115
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 104 102 $168
99239 Hospital discharge day management, more than 30 minutes 94 93 $111

In context: peer comparison

Among 46 peers in this city , average services per provider: 122. This provider delivers 6.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$215
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
MIMEDX Group, Inc. 2 $214.64

By nature of payment

Food and Beverage
$215

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13
Patients
13
Total drug cost
$97
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 13 13 $97

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Rex Liu's medical specialty?
Dr. Rex Liu practices Hospitalist Physician in Kansas City, MO.
Where does Dr. Rex Liu practice?
Dr. Rex Liu practices at 4401 Wornall RD, Kansas City, MO 641113220. Office phone: 8169320341.
What is Dr. Rex Liu's NPI?
Dr. Rex Liu's National Provider Identifier (NPI) is 1831332444, issued by NPPES.
Does Dr. Rex Liu accept Medicare assignment?
Yes. Dr. Rex Liu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rex Liu commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.