Doctor profile · Federal record

Dr. William Dunn, MD

Radiation Oncology Physician (CMS: Radiation Oncology) · Radiation Oncology Physician · Peoria, IL

  • NPI 1669447504
  • Accepts Medicare
  • 27 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
530 Ne Glen Oak Ave
Peoria, IL 616376163
(309) 655-2000

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
February 20, 2017
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State licenses (2)
Illinois #036136811 · Missouri #2014006591
Medicaid
MI #104740334

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669447504. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,852
Distinct HCPCS
10
Medicare allowed
$1,417,916
HCPCS Description Services Patients Avg allowed
77014 Ct guidance for insertion of radiation therapy fields 2,411 134 $115
G6015 Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc, per treatment session 2,402 133 $335
77300 Calculation of radiation therapy dose 829 55 $63
77336 Continuing radiation therapy consultation per week 459 85 $82
77427 Radiation treatment management, 5 treatment sessions 451 85 $190
77338 Design and construction of radiation treatment device for high precision radiation therapy 104 55 $440
99205 New patient office or other outpatient visit, 60-74 minutes 73 73 $216
77263 Complex radiation therapy planning 54 52 $167
77301 High precision radiation therapy planning 50 50 $1,740
99442 Telephone medical discussion with physician, 11-20 minutes 19 19 $89

In context: peer comparison

Among 5 peers in this city , average services per provider: 188. This provider delivers 36× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,190
Transactions
55
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Sumitomo Pharma America, Inc. 10 $192.14
Bayer Healthcare Pharmaceuticals Inc. 11 $163.99
Janssen Biotech, Inc. 6 $105.73
Myriad Genetic Laboratories, Inc. 5 $98.49
Merck Sharp & Dohme LLC 4 $98.24
Endo USA, Inc. 3 $70.57
Dendreon Pharmaceuticals LLC 2 $64.82
PROCEPT BioRobotics Corporation 2 $59.08
Tolmar, Inc. 2 $37.65
ACCORD HEALTHCARE, INC. 2 $36.33
Blue Earth Diagnostics Limited 2 $36.04
PFIZER INC. 2 $35.93
Teleflex LLC 2 $35.26
PROGENICS PHARMACEUTICALS, INC. 1 $28.07
UROGEN PHARMA, INC. 1 $23.57

By nature of payment

Food and Beverage
$1,190

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
85
Patients
54
Total drug cost
$1,789
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 69 40 $1,665
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 16 14 $124

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 Radiation Oncology Physician in Peoria, IL.
Where does Dr. William Dunn practice?
Dr. William Dunn practices at 530 Ne Glen Oak Ave, Peoria, IL 616376163. Office phone: 3096552000.
What is Dr. William Dunn's NPI?
Dr. William Dunn's National Provider Identifier (NPI) is 1669447504, 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: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Intensity modulated treatment delivery, single or multiple fields/arcs,via narrow spatially and temporally modulated beams, binary, dynamic mlc (HCPCS G6015); Calculation of radiation therapy dose (HCPCS 77300). Source: CMS Medicare Physician & Other Practitioners file.