Doctor profile · Federal record

Dr. William Rockey, M.D.

Radiation Oncology Physician (CMS: Radiation Oncology) · Internal Medicine Physician · Iowa City, IA

  • NPI 1043416548
  • Accepts Medicare
  • 19 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 Hawkins Dr
Iowa City, IA 522421009
(319) 353-7019
fax (319) 356-1530

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
May 17, 2012
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State licenses (2)
Iowa #39980 · Iowa #R8061

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043416548. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,991
Distinct HCPCS
10
Medicare allowed
$209,129
HCPCS Description Services Patients Avg allowed
77014 Ct guidance for insertion of radiation therapy fields 404 46 $42
77427 Radiation treatment management, 5 treatment sessions 397 108 $179
77300 Calculation of radiation therapy dose 291 110 $31
77334 Design and construction of complex radiation treatment device 247 113 $57
99213 Established patient office or other outpatient visit, 20-29 minutes 207 167 $61
99204 New patient office or other outpatient visit, 45-59 minutes 82 82 $124
77301 High precision radiation therapy planning 68 68 $398
77338 Design and construction of radiation treatment device for high precision radiation therapy 68 68 $213
77263 Complex radiation therapy planning 46 45 $158
77295 3d radiation therapy planning 43 42 $213

In context: peer comparison

Among 2 peers in this city , average services per provider: 121. This provider delivers 16× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$41
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Elekta, Inc. 1 $40.55

By nature of payment

Food and Beverage
$41

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
141
Patients
35
Total drug cost
$2,011
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 75 23 $1,324
Gabapentin Generic 22 0 $275
Lidocaine Hcl Viscous (Lidocaine Hcl) Brand 20 12 $215
Loperamide (Loperamide Hcl) Brand 12 0 $71
Silver Sulfadiazine Generic 12 0 $127

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Rockey's medical specialty?
Dr. William Rockey practices Radiation Oncology Physician in Iowa City, IA.
Where does Dr. William Rockey practice?
Dr. William Rockey practices at 200 Hawkins Dr, Iowa City, IA 522421009. Office phone: 3193537019.
What is Dr. William Rockey's NPI?
Dr. William Rockey's National Provider Identifier (NPI) is 1043416548, issued by NPPES.
Does Dr. William Rockey accept Medicare assignment?
Yes. Dr. William Rockey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Rockey commonly perform?
Top Medicare-reported procedures in 2023: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Radiation treatment management, 5 treatment sessions (HCPCS 77427); Calculation of radiation therapy dose (HCPCS 77300). Source: CMS Medicare Physician & Other Practitioners file.