Dr. Ryan P. Sullivan, MD
Emergency Medicine (Emergency Medicine Physician)
- Medicare participating
At a glance
- Medical school
- Loyola University of Chicago, Stritch School of Medicine (2011)
- Years since graduation
- 15
- In the NPI registry since
- 2011
- Medicare patients seen, 2024
- 100
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
- 2011Medical school: Loyola University of Chicago, Stritch School of Medicine
- 2011Registered 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
-
Emergency Medicine Physician primary
MA license 262294
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- Boston Medical Center Boston, MA
Medical groups
- Boston Emergency Physician Foundation Inc (77 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
- 100
- Services billed
- 109
- Patients’ average age
- 70
| Service | Times | Patients |
|---|---|---|
| Emergency department visit with high level of medical decision making | 21 | 21 |
| Emergency department visit with moderate level of medical decision making | 15 | 15 |
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.
Medicare prescriptions
| Drug | Prescriptions |
|---|---|
| Prednisone Other prescribers in Boston, MA | 13 |
| Sulfamethoxazole-Trimethoprim (sulfamethoxazole/trimethoprim) Other prescribers in Boston, MA | 11 |
Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.
Industry-funded research
Named as a principal investigator on 2 industry-funded studies in 2025, from 2 companies. The companies reported $28,190 in research payments for these studies, mostly to the institutions running them.
- An open label multicenter extension study
Genentech, Inc. - A First-in-human Study of the Safety, Pharmacokinetics, Pharmacodynamics and Anti-tumor Activity of SAR439459 Monotherapy and Combination of SAR439459 and Cemiplimab in Patients With Advanced Solid Tumors
Sanofi US Services Inc. · Completed · NCT03192345
From CMS Open Payments research payments, where companies name up to five principal investigators per payment. Research payments usually go to hospitals, universities and research sites, not to the investigator personally. A payment is not evidence of wrongdoing.