Doctor profile · Federal record

Dr. Gordon Chew, MD

Emergency Medicine Physician · Vallejo, CA

  • NPI 1861570699
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
975 Sereno Dr
Vallejo, CA 945892441
(707) 651-1000
Mailing address
1800 Harrison St Fl 7
Oakland, CA 946123466

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
December 13, 2021
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A62001
Medicaid
CA #00A620010

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861570699. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
16
Distinct HCPCS
1
Medicare allowed
$1,999
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 16 16 $125

In context: peer comparison

Among 17 peers in Vallejo Emergency Medicine Physician, average services per provider: 98. This provider delivers 0.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
129
Patients
129
Total drug cost
$1,119
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 31 31 $207
Prednisone Generic 27 27 $234
Doxycycline Monohydrate Generic 17 17 $186
Ciprofloxacin Hcl Generic 14 14 $103
Ondansetron Odt (Ondansetron) Brand 14 14 $154
Cephalexin Generic 13 13 $135
Ibuprofen Generic 13 13 $101

Frequently asked questions

Auto-generated from federal data
What is Dr. Gordon Chew's medical specialty?
Dr. Gordon Chew practices Emergency Medicine Physician in Vallejo, CA.
Where does Dr. Gordon Chew practice?
Dr. Gordon Chew practices at 975 Sereno Dr, Vallejo, CA 945892441. Office phone: 7076511000.
What is Dr. Gordon Chew's NPI?
Dr. Gordon Chew's National Provider Identifier (NPI) is 1861570699, issued by NPPES.
What procedures does Dr. Gordon Chew commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.