Dr. Mark Sullivan, M.D.
Psychiatry (Psychiatry Physician)
- Medicare participating
At a glance
- Medical school
- Columbia University College of Physicians and Surgeons (2016)
- Years since graduation
- 10
- In the NPI registry since
- 2016
- Medicare patients seen, 2024
- 18
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
- 2016Medical school: Columbia University College of Physicians and Surgeons
- 2016Registered 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
-
Psychiatry Physician primary
NY license 290047
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Medical groups
- Weill Medical College of Cornell (2,051 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
- 18
- Services billed
- 227
- Patients’ average age
- 48
| Service | Times | Patients |
|---|---|---|
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 123 | 11 |
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.