Doctor profile · Federal record

Dr. Benjamin Stoner-Duncan, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Seattle, WA

  • NPI 1578982153
  • Accepts Medicare
  • MIPS 87.0 / 100 · 2023
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1550 N 115Th St
Seattle, WA 98133
(206) 364-0500
Additional location
325 9Th Ave, Box 359702
Seattle, WA 981042420
(206) 744-8334

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
February 12, 2019
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Washington #60763753

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578982153. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
448
Distinct HCPCS
4
Medicare allowed
$75,281
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 278 269 $183
99284 Emergency department visit with moderate level of medical decision making 120 115 $127
99291 Critical care, first 30-74 minutes 36 36 $226
99283 Emergency department visit with low level of medical decision making 14 14 $75

In context: peer comparison

Among 82 peers in Seattle Emergency Medicine Physician, average services per provider: 65. This provider delivers 6.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
109
Patients
96
Total drug cost
$698
Drug Type Claims Patients Total cost
Cephalexin Generic 22 21 $199
Ondansetron Odt (Ondansetron) Brand 20 20 $115
Oxycodone Hcl Generic 18 18 $100
Ibuprofen Generic 15 15 $31
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 12 0 $66
Cefdinir Generic 11 11 $163
Cyclobenzaprine Hcl Generic 11 11 $25

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Benjamin Stoner-Duncan's medical specialty?
Dr. Benjamin Stoner-Duncan practices Emergency Medicine Physician in Seattle, WA.
Where does Dr. Benjamin Stoner-Duncan practice?
Dr. Benjamin Stoner-Duncan practices at 1550 N 115Th St, Seattle, WA 98133. Office phone: 2063640500.
What is Dr. Benjamin Stoner-Duncan's NPI?
Dr. Benjamin Stoner-Duncan's National Provider Identifier (NPI) is 1578982153, issued by NPPES.
Does Dr. Benjamin Stoner-Duncan accept Medicare assignment?
Yes. Dr. Benjamin Stoner-Duncan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Benjamin Stoner-Duncan commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.