Doctor profile · Federal record

Dr. Benjamin Liu, D.O.

Hospitalist Physician (CMS: Hospitalist) · Fairfield, CA

  • NPI 1932544061
  • Accepts Medicare
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1200 B Gale Wilson Blvd
Fairfield, CA 945333552
(707) 626-5000

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
November 18, 2016
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #20A14527

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932544061. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
820
Distinct HCPCS
5
Medicare allowed
$95,686
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 396 178 $127
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 170 85 $84
99239 Hospital discharge day management, more than 30 minutes 153 148 $123
99238 Hospital discharge day management, 30 minutes or less 65 64 $87
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 36 36 $185

In context: peer comparison

Among 2 peers in Fairfield Hospitalist Physician, average services per provider: 152. This provider delivers 5.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$24
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 1 $24.02

By nature of payment

Food and Beverage
$24

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
0
Total drug cost
$75
Drug Type Claims Patients Total cost
Azithromycin Generic 11 0 $75

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Benjamin Liu's medical specialty?
Dr. Benjamin Liu practices Hospitalist Physician in Fairfield, CA.
Where does Dr. Benjamin Liu practice?
Dr. Benjamin Liu practices at 1200 B Gale Wilson Blvd, Fairfield, CA 945333552. Office phone: 7076265000.
What is Dr. Benjamin Liu's NPI?
Dr. Benjamin Liu's National Provider Identifier (NPI) is 1932544061, issued by NPPES.
Does Dr. Benjamin Liu accept Medicare assignment?
Yes. Dr. Benjamin Liu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Benjamin Liu commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.