Dr. Iwan P. Sofjan, M.D.
Anesthesiology (Anesthesiology Physician)
- Medicare participating
At a glance
- Years since graduation
- 14
- In the NPI registry since
- 2012
- Medicare patients seen, 2024
- 127
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
- 2012Registered with an NPI (national billing number; not a license date)
Medicare’s Care Compare data doesn’t list this clinician’s medical school. 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
-
Anesthesiology Physician primary
NY license 287280
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- Hackensack University Medical Center Hackensack, NJ
- Westchester Medical Center Valhalla, NY
- The University Hospital Newark, NJ
- Healthalliance Hospital Marys Avenue Campus Kingston, NY
Medical groups
- Westchester Medical Center Advanced Physician Services PC (897 clinicians)
- New Jersey Healthcare Specialists PC (561 clinicians)
- University Physician Associates of New Jersey Inc (378 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
- 127
- Services billed
- 199
- Patients’ average age
- 70
| Service | Times | Patients |
|---|---|---|
| Insertion of artery tube for blood sampling or infusion through skin | 29 | 29 |
| Anesthesia for procedure on heart and large blood vessels | 16 | 16 |
| Ultrasound of heart with probe in esophagus, with report | 12 | 12 |
| Ultrasound of heart blood flow, valves and chambers | 12 | 12 |
| Ultrasound of heart with color-depicted blood flow, rate and valve function | 12 | 12 |
| Insertion of tube in pulmonary artery for monitoring | 12 | 12 |
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, 1 companies reported 1 payments worth $72.96 in total to this clinician.
| Werfen USA LLC | $72.96 |
|---|
| Education | $72.96 |
|---|
What the payments were for
| Company | What it was for | Amount |
|---|---|---|
| Werfen USA LLC Dec 14, 2025 | Education ROTEM · VISCOELASTIC TESTING BLOOD MANAGEMENT | $72.96 |
Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.
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.