There are 15 Diagnostic Radiology clinicians in Santa Ana, CA in Medicare’s data, ranked by the number of Medicare services they provide.
Diagnostic Radiology clinicians in Santa Ana
| Clinician | Experience | Telehealth | Medicare patients | Assignment |
|---|---|---|---|---|
| Sean Johnston, M.D., PH.D. | 28 yrs | — | 5,169 | Accepts |
| Saif Siddiqi, M.D. | 31 yrs | — | 4,273 | Accepts |
| Patricia Kincaid, M.D. | 35 yrs | — | 1,881 | Accepts |
| Jessica Langer, MD | 15 yrs | — | 1,656 | Accepts |
| Maurice Yu, M.D. | 20 yrs | — | 1,595 | Accepts |
| Michael Brown, D.O. | 11 yrs | — | 1,310 | Accepts |
| Christina Ma, M.D. | 14 yrs | — | 991 | Accepts |
| Duke Nguyen, M.D. | 36 yrs | — | 541 | Accepts |
| Mark Stein, M.D. | 48 yrs | — | 674 | Accepts |
| Martin Wieler, M.D. | 53 yrs | — | 365 | Accepts |
| Laszlo Kaveggia, M.D. | 44 yrs | — | 344 | Accepts |
| David Rodibaugh, M.D. | 57 yrs | — | 385 | Accepts |
| Joseph Brugman, M.D. | 56 yrs | — | 331 | Accepts |
| Michael Black, M.D. | 43 yrs | — | 345 | Accepts |
| Glenda Romero-Urquhart, M.D. | 28 yrs | — | 317 | Accepts |
What the columns mean
- Experience — years since the clinician’s medical-school graduation (when known).
- Telehealth — the clinician reported providing telehealth (video/phone) visits.
- Medicare patients — distinct Original-Medicare beneficiaries in the latest year; a volume signal, not a quality rating.
- Assignment — “Accepts” means they accept the Medicare-approved amount as full payment (lower out-of-pocket for Medicare patients).
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Source: CMS Medicare Physician & Other Practitioners and the Doctors & Clinicians National Downloadable File (most recent release). Counts reflect Original Medicare activity only and are not a measure of quality. “Medicare allows” is the Medicare fee schedule amount — not what an insured or cash patient pays; for patient prices see the linked procedure pages. Always confirm a clinician’s current details with their office.