Quick answers
- Does Sebastian P. Opar accept Medicare assignment?
- Yes. Medicare's clinician data says Sebastian P. Opar accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Sebastian P. Opar see?
- In 2024, CMS data shows 96 Original Medicare patients and 196 services for Sebastian P. Opar. This counts Original Medicare only and measures volume, not quality.
- What is Sebastian P. Opar's NPI number?
- 1225785900. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Sebastian P. Opar, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 96 |
|---|---|
| Services billed to Medicare | 196 |
| Different services or procedures | 29 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)64 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)23 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)12 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol74%
- High blood pressure65%
- Arthritis49%
- Diabetes25%
- Anxiety23%
- Ischemic heart disease21%
Practice locations
Addresses where Sebastian P. Opar is enrolled with Medicare (CMS data updated October 2, 2026).
- 167 US Hwy 9, Suite 5Englishtown, NJ 07726 (848) 361‑3051
- 298 Applegarth Rd, Suite BMonroe Township, NJ 08831 (609) 409‑0600
- 3373 Brunswick Pike, Unit 56Lawrenceville, NJ 08648 (609) 913‑2473
- 731 Hwy 35, Unit GOcean, NJ 07712 (732) 455‑8444
- 84 Veronica AveSomerset, NJ 08873 (732) 992‑6700
Group practices
Medicare enrollment lists Sebastian P. Opar as a member of this group (CMS data updated October 2, 2026).
- Central Jersey Urgent Care80 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Englishtown
Clinicians with the same Medicare primary specialty in Englishtown, NJ — not a recommendation.
Other clinicians in Central Jersey Urgent Care
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| School | Drexel University College Of Medicine |
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1225785900 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians