Doctor profile · Federal record

Dr. William Dunn, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Little Rock, AR

  • NPI 1881984805
  • Accepts Medicare
  • 15 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4301 W Markham St
Little Rock, AR 722057101
(501) 686-8000
Additional location
4864 Jackson St
Monroe, LA 712026400
(318) 330-7000
Mailing address
Po Box 822
Hampton, AR 717440822

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
October 24, 2024
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Arkansas #E7895 · Louisiana #343739

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881984805. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
620
Distinct HCPCS
5
Medicare allowed
$77,939
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 290 272 $112
99285 Emergency department visit with high level of medical decision making 207 192 $163
99291 Critical care, first 30-74 minutes 47 43 $196
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 43 42 $8
99283 Emergency department visit with low level of medical decision making 33 33 $66

In context: peer comparison

Among 55 peers in Little Rock Emergency Medicine Physician, average services per provider: 122. This provider delivers 5.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
265
Patients
248
Total drug cost
$1,512
Drug Type Claims Patients Total cost
Prednisone Generic 52 49 $127
Naproxen Generic 51 50 $218
Ondansetron Hcl Generic 35 35 $178
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 28 27 $170
Doxycycline Hyclate Generic 23 23 $234
Ciprofloxacin Hcl Generic 21 21 $142
Tramadol Hcl Generic 18 17 $39
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 15 15 $82
Furosemide Generic 11 0 $49
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 11 11 $272

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Dunn's medical specialty?
Dr. William Dunn practices Emergency Medicine Physician in Little Rock, AR.
Where does Dr. William Dunn practice?
Dr. William Dunn practices at 4301 W Markham St, Little Rock, AR 722057101. Office phone: 5016868000.
What is Dr. William Dunn's NPI?
Dr. William Dunn's National Provider Identifier (NPI) is 1881984805, issued by NPPES.
Does Dr. William Dunn accept Medicare assignment?
Yes. Dr. William Dunn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Dunn commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.