Doctor profile · Federal record

Dr. Hongguang Liu, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Redding, CA

  • NPI 1780892117
  • Accepts Medicare
  • MIPS 74.7 / 100 · 2023
  • 32 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1825 Sonoma St
Redding, CA 960012519
(530) 338-2406
fax (530) 338-2408

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
April 4, 2019
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #A120683

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780892117. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,093
Distinct HCPCS
10
Medicare allowed
$134,990
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 244 243 $231
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 193 186 $5
45380 Biopsy of large bowel using a flexible endoscope 192 192 $53
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 179 177 $98
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 76 76 $132
43251 Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using an endoscope with mechanical snare 48 47 $186
45390 Removal of large bowel tissue using a flexible endoscope 40 39 $327
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 27 27 $177
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 21 21 $184
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 19 19 $120

In context: peer comparison

Among 5 peers in Redding Gastroenterology Physician, average services per provider: 65. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$552
Transactions
25
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 12 $236.69
Janssen Biotech, INC. 5 $92.05
Genzyme Corporation 2 $70.97
Mauna Kea Technologies, INC. 1 $63.04
Celgene Corporation 3 $45.38
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 1 $27.19
Takeda Pharmaceuticals U.S.A., INC. 1 $16.52

By nature of payment

Food and Beverage
$552

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
331
Patients
318
Total drug cost
$7,444
Drug Type Claims Patients Total cost
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 314 305 $7,278
Pantoprazole Sodium Generic 17 13 $167

Frequently asked questions

Auto-generated from federal data
What is Dr. Hongguang Liu's medical specialty?
Dr. Hongguang Liu practices Gastroenterology Physician in Redding, CA.
Where does Dr. Hongguang Liu practice?
Dr. Hongguang Liu practices at 1825 Sonoma St, Redding, CA 960012519. Office phone: 5303382406.
What is Dr. Hongguang Liu's NPI?
Dr. Hongguang Liu's National Provider Identifier (NPI) is 1780892117, issued by NPPES.
Does Dr. Hongguang Liu accept Medicare assignment?
Yes. Dr. Hongguang Liu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hongguang Liu commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.