Dr. Paul E. Dejac, MD
Internal Medicine (Internal Medicine Physician)
- Medicare participating
At a glance
- Medical school
- State University of New York at Buffalo School of Medicine (2013)
- Years since graduation
- 13
- In the NPI registry since
- 2013
- 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
- 2013Medical school: State University of New York at Buffalo School of Medicine
- 2013Registered 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
-
Internal Medicine Physician primary
NY license 285386
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Medical groups
- Paul Dejac Physician PC (7 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
- 45
- Patients’ average age
- 66
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 |
|---|---|
| Hydrocodone-Acetaminophen (hydrocodone/acetaminophen) Other prescribers in Buffalo, NY | 61 |
| Ibuprofen Other prescribers in Buffalo, NY | 43 |
| Gabapentin Other prescribers in Buffalo, NY | 39 |
| Cyclobenzaprine Hcl Other prescribers in Buffalo, NY | 23 |
| Amitriptyline Hcl Other prescribers in Buffalo, NY | 18 |
| Amlodipine Besylate Other prescribers in Buffalo, NY | 17 |
| Pregabalin Other prescribers in Buffalo, NY | 17 |
| Metformin Hcl Other prescribers in Buffalo, NY | 15 |
| Meloxicam Other prescribers in Buffalo, NY | 14 |
| Acetaminophen-Codeine (acetaminophen with codeine) Other prescribers in Buffalo, NY | 13 |
Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.
Payments from drug and device companies
In 2025, 17 companies reported 53 payments worth $1,240 in total to this clinician.
| AstraZeneca Pharmaceuticals LP | $291 |
|---|---|
| AbbVie Inc. | $115 |
| Pfizer Inc. | $98.70 |
| Exact Sciences Corporation | $95.91 |
| Novo Nordisk Inc | $90.59 |
| Lilly USA, LLC | $89.85 |
| Otsuka America Pharmaceutical, Inc. | $79.19 |
| GlaxoSmithKline, LLC. | $65.60 |
| Food and Beverage | $1,240 |
|---|
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.