Dr. Daniel Ryan, MD
Radiology (Diagnostic Radiology Physician)
- Medicare participating
At a glance
- Medical school
- Southern Illinois University School of Medicine (2014)
- Years since graduation
- 12
- In the NPI registry since
- 2014
- Medicare patients seen, 2024
- 2,561
Licensed in Illinois since 2019, according to the Illinois Department of Financial and Professional Regulation. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2014Medical school: Southern Illinois University School of Medicine
- 2014Registered with an NPI (national billing number; not a license date)
Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Diagnostic Radiology Physician primary
IL license 036-150449 (first issued 2019; active) · MD license D88503
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- St Johns Hospital Springfield, IL
- Hshs St Elizabeth's Hospital O Fallon, IL
- Anderson Hospital Maryville, IL
- St Anthonys Memorial Hospital Effingham, IL
- St Marys Hospital Decatur, IL
Medical groups
- Central Illinois Radiological Associates LTD (209 clinicians)
Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.
Medicare patients and services
- Medicare patients, 2024
- 2,561
- Services billed
- 3,968
- Patients’ average age
- 75
| Service | Times | Patients |
|---|---|---|
| Ct scan head or brain without contrast | 1,181 | 1,103 |
| X-ray of chest, 1 view | 583 | 549 |
| Ct scan of upper spine without contrast | 351 | 345 |
| Mri scan of brain before and after contrast | 304 | 296 |
| Mri scan of brain without contrast | 300 | 298 |
| Ct scan of blood vessels of neck with contrast | 199 | 196 |
| Ct scan of blood vessels of head with contrast | 195 | 192 |
| Mri scan of lower spinal canal without contrast | 161 | 161 |
| Ct scan of abdomen and pelvis with contrast | 105 | 104 |
| Ct scan of blood vessels of chest with contrast | 103 | 103 |
Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.
Payments from drug and device companies
In 2025, 3 companies reported 7 payments worth $174 in total to this clinician.
| Medtronic, Inc. | $118 |
|---|---|
| Bracco Diagnostics Inc. | $37.93 |
| Abbott Laboratories | $18.12 |
| Food and Beverage | $174 |
|---|
From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.