Doctor profile · Federal record
Dr. Sean Johnston, M.D., PH.D.
Vascular & Interventional Radiology Physician (CMS: Diagnostic Radiology) · Magnetic Resonance Imaging Radiologic Technologist · Body Imaging Physician · Neuroradiology Physician · Pediatric Radiology Physician · Diagnostic Radiology Physician · Therapeutic Radiology Physician · Diagnostic Ultrasound Physician · Santa Ana, CA
- NPI 1477581866
- MIPS 75.0 / 100 · 2023
- 28 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2414 S Fairview St Ste 202B
Santa Ana, CA 927045318
(805) 300-6761 - Mailing address
-
631 Country Club Dr
Burbank, CA 915011121
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- October 10, 2016
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 2085R0204X — NUCC code
- State licenses (2)
- California #A73716 · California #49574
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477581866. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
8,346
Distinct HCPCS
10
Medicare allowed
$268,276
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
71045 |
X-ray of chest, 1 view | 1,360 | 861 | $9 | |
A9576 |
Injection, gadoteridol, (prohance multipack), per ml | 1,224 | 67 | $1 | |
77080 |
Dxa bone density measurement of hip, pelvis, spine | 386 | 386 | $9 | |
71046 |
X-ray of chest, 2 views | 344 | 331 | $11 | |
70450 |
Ct scan head or brain without contrast | 316 | 303 | $40 | |
74176 |
Ct scan of abdomen and pelvis without contrast | 181 | 178 | $84 | |
73030 |
X-ray of shoulder, minimum of 2 views | 172 | 165 | $9 | |
73630 |
X-ray of foot, minimum of 3 views | 157 | 145 | $8 | |
74177 |
Ct scan of abdomen and pelvis with contrast | 152 | 146 | $88 | |
71250 |
Ct scan of chest without contrast | 137 | 128 | $51 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 83. This provider delivers 101× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Sean Johnston's medical specialty?
Dr. Sean Johnston practices Vascular & Interventional Radiology Physician in Santa Ana, CA.
Where does Dr. Sean Johnston practice?
Dr. Sean Johnston practices at 2414 S Fairview St Ste 202B, Santa Ana, CA 927045318. Office phone: 8053006761.
What is Dr. Sean Johnston's NPI?
Dr. Sean Johnston's National Provider Identifier (NPI) is 1477581866, issued by NPPES.
Does Dr. Sean Johnston accept Medicare assignment?
Dr. Sean Johnston does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Sean Johnston commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Injection, gadoteridol, (prohance multipack), per ml (HCPCS A9576); Dxa bone density measurement of hip, pelvis, spine (HCPCS 77080). Source: CMS Medicare Physician & Other Practitioners file.