Doctor profile · Federal record

Dr. Ken Chow, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · PH.D. Medical Genetics · Yuba City, CA

  • NPI 1699781203
  • Accepts Medicare
  • MIPS 93.3 / 100 · 2023
  • 38 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
870 Shasta St, Suite 100
Yuba City, CA 959914152
(530) 671-3671
fax (530) 671-3980

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
December 20, 2010
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
California #G77866

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699781203. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,946
Distinct HCPCS
10
Medicare allowed
$315,268
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 1,414 392 $38
99213 Established patient office or other outpatient visit, 20-29 minutes 514 390 $93
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 455 437 $5
99214 Established patient office or other outpatient visit, 30-39 minutes 308 258 $130
99203 New patient office or other outpatient visit, 30-44 minutes 284 284 $116
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 226 222 $107
45380 Biopsy of large bowel using a flexible endoscope 175 172 $116
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 151 148 $255
99204 New patient office or other outpatient visit, 45-59 minutes 139 139 $172
88312 Special stained specimen slides to identify organisms including interpretation and report 80 56 $91

In context: peer comparison

Among 2 peers in Yuba City Gastroenterology Physician, average services per provider: 159. This provider delivers 25× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$4,143
Transactions
174
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 56 $1,171.07
Janssen Biotech, INC. 16 $487.56
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 17 $420.28
Lilly USA, LLC 14 $384.53
Takeda Pharmaceuticals U.S.A., INC. 18 $367.68
Regeneron Healthcare Solutions, INC. 11 $222.41
Genzyme Corporation 8 $193.66
Pfizer INC. 7 $162.59
Merck Sharp & Dohme LLC 6 $134.75
Ironwood Pharmaceuticals, INC 5 $97.88
Organon LLC 4 $96.41
Aimmune Therapeutics, INC. 4 $93.10
Gilead Sciences, INC. 3 $85.53
Qol Medical, LLC 3 $69.57
Daiichi Sankyo INC. 2 $57.28

By nature of payment

Food and Beverage
$4,129
Education
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,365
Patients
681
Total drug cost
$284,004
Drug Type Claims Patients Total cost
Omeprazole Generic 550 202 $11,881
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 258 250 $4,535
Pantoprazole Sodium Generic 213 83 $5,808
Peg-3350 and Electrolytes (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 63 62 $1,226
Linzess (Linaclotide) Brand 44 17 $45,597
Cholestyramine Light (Cholestyramine/Aspartame) Brand 42 17 $3,972
Esomeprazole Magnesium Generic 39 12 $2,915
Mesalamine Generic 32 0 $28,629
Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 22 22 $412
Dexlansoprazole Dr (Dexlansoprazole) Brand 21 0 $15,439

Frequently asked questions

Auto-generated from federal data
What is Dr. Ken Chow's medical specialty?
Dr. Ken Chow practices Gastroenterology Physician in Yuba City, CA.
Where does Dr. Ken Chow practice?
Dr. Ken Chow practices at 870 Shasta St, Yuba City, CA 959914152. Office phone: 5306713671.
What is Dr. Ken Chow's NPI?
Dr. Ken Chow's National Provider Identifier (NPI) is 1699781203, issued by NPPES.
Does Dr. Ken Chow accept Medicare assignment?
Yes. Dr. Ken Chow accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ken Chow commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Established patient office or other outpatient visit (HCPCS 99213); 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). Source: CMS Medicare Physician & Other Practitioners file.