Doctor profile · Federal record

Dr. William Webster, M.D

Emergency Medicine Physician · Marysville, CA

  • NPI 1669412714
  • MIPS 86.3 / 100 · 2023
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
726 4Th Street
Marysville, CA 94901
(530) 749-4300
Mailing address
2100 Powell Street, Ste 920
Emeryville, CA 946081803

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
November 21, 2007
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #A66945

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669412714. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
496
Distinct HCPCS
4
Medicare allowed
$58,494
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 205 204 $177
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 160 154 $8
99284 Emergency department visit with moderate level of medical decision making 80 78 $122
99291 Critical care, first 30-74 minutes 51 50 $217

In context: peer comparison

Among 2 peers in this city , average services per provider: 88. This provider delivers 5.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$180
Transactions
7
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 7 $180.16

By nature of payment

Food and Beverage
$180

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
51
Patients
51
Total drug cost
$280
Drug Type Claims Patients Total cost
Prednisone Generic 23 23 $66
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 15 15 $85
Cefdinir Generic 13 13 $129

Frequently asked questions

Auto-generated from federal data
What is Dr. William Webster's medical specialty?
Dr. William Webster practices Emergency Medicine Physician in Marysville, CA.
Where does Dr. William Webster practice?
Dr. William Webster practices at 726 4Th Street, Marysville, CA 94901. Office phone: 5307494300.
What is Dr. William Webster's NPI?
Dr. William Webster's National Provider Identifier (NPI) is 1669412714, issued by NPPES.
What procedures does Dr. William Webster commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.