Doctor profile · Federal record

Dr. Candice Johnstone, MD, MPH

Radiation Oncology Physician (CMS: Radiation Oncology) · Therapeutic Radiology Physician · Milwaukee, WI

  • NPI 1518982461
  • Accepts Medicare
  • MIPS 80.5 / 100 · 2023
  • 26 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
9200 W Wisconsin Ave, Department of Radiation Oncology
Milwaukee, WI 532263522
(414) 805-4400
fax (414) 805-4369
Additional location
9000 W Wisconsin Ave
Milwaukee, WI 532264874
(414) 607-5280

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 7, 2023
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State licenses (2)
Wisconsin #55106 · New Hampshire #12688
Medicaid (3)
NH #30205309 · VT #1011244 · WI #1518982461

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518982461. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
788
Distinct HCPCS
10
Medicare allowed
$66,280
HCPCS Description Services Patients Avg allowed
77300 Calculation of radiation therapy dose 174 35 $31
77334 Design and construction of complex radiation treatment device 136 31 $58
77014 Ct guidance for insertion of radiation therapy fields 101 32 $43
99213 Established patient office or other outpatient visit, 20-29 minutes 91 80 $62
77427 Radiation treatment management, 5 treatment sessions 57 31 $181
77290 Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved 52 30 $79
99205 New patient office or other outpatient visit, 60-74 minutes 45 45 $170
77263 Complex radiation therapy planning 36 36 $160
77333 Design and construction of intermediate radiation treatment device 24 24 $38
77295 3d radiation therapy planning 23 23 $217

In context: peer comparison

Among 14 peers in Milwaukee Radiation Oncology Physician, average services per provider: 58. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Elekta, INC. 1 $125.00

By nature of payment

Food and Beverage
$125

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13
Patients
0
Total drug cost
$604
Drug Type Claims Patients Total cost
Oxybutynin Chloride Generic 13 0 $604

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Candice Johnstone's medical specialty?
Dr. Candice Johnstone practices Radiation Oncology Physician in Milwaukee, WI.
Where does Dr. Candice Johnstone practice?
Dr. Candice Johnstone practices at 9200 W Wisconsin Ave, Milwaukee, WI 532263522. Office phone: 4148054400.
What is Dr. Candice Johnstone's NPI?
Dr. Candice Johnstone's National Provider Identifier (NPI) is 1518982461, issued by NPPES.
Does Dr. Candice Johnstone accept Medicare assignment?
Yes. Dr. Candice Johnstone accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Candice Johnstone commonly perform?
Top Medicare-reported procedures in 2023: Calculation of radiation therapy dose (HCPCS 77300); Design and construction of complex radiation treatment device (HCPCS 77334); Ct guidance for insertion of radiation therapy fields (HCPCS 77014). Source: CMS Medicare Physician & Other Practitioners file.