Doctor profile · Federal record
Dr. Stephen Johnston, M.D.
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Milwaukee, WI
- NPI 1255759189
- Accepts Medicare
- 12 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9200 W Wisconsin Ave
Milwaukee, WI 53226
(414) 955-1187
fax (414) 259-9290
Credentials & registration
- NPI registered
- March 2014 — 12 yrs on file
- Profile last updated
- June 17, 2019
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State license (1)
- Wisconsin #66599-20
- Medicaid
- WI #1255759189
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255759189. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,315
Distinct HCPCS
10
Medicare allowed
$97,527
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
71045 |
X-ray of chest, 1 view | 236 | 186 | $8 | |
77063 |
Screening 3d breast mammography | 197 | 196 | $27 | |
77067 |
Screening mammography | 196 | 196 | $34 | |
72100 |
X-ray of lower and sacral spine, 2-3 views | 162 | 140 | $10 | |
73502 |
X-ray of hip, 2-3 views | 151 | 102 | $10 | |
74177 |
Ct scan of abdomen and pelvis with contrast | 134 | 114 | $80 | |
73564 |
X-ray of knee, 4 or more views | 128 | 103 | $11 | |
71046 |
X-ray of chest, 2 views | 118 | 114 | $10 | |
70450 |
Ct scan head or brain without contrast | 112 | 103 | $38 | |
71260 |
Ct scan of chest with contrast | 104 | 83 | $49 |
In context: peer comparison
Among 77 peers in Milwaukee Diagnostic Radiology Physician, average services per provider: 190. This provider delivers 17× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Stephen Johnston's medical specialty?
Dr. Stephen Johnston practices Diagnostic Radiology Physician in Milwaukee, WI.
Where does Dr. Stephen Johnston practice?
Dr. Stephen Johnston practices at 9200 W Wisconsin Ave, Milwaukee, WI 53226. Office phone: 4149551187.
What is Dr. Stephen Johnston's NPI?
Dr. Stephen Johnston's National Provider Identifier (NPI) is 1255759189, issued by NPPES.
Does Dr. Stephen Johnston accept Medicare assignment?
Yes. Dr. Stephen Johnston accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Johnston commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Screening 3d breast mammography (HCPCS 77063); Screening mammography (HCPCS 77067). Source: CMS Medicare Physician & Other Practitioners file.