Quick answers
- Does Ghassan L. Wardeh accept Medicare assignment?
- Yes. Medicare's clinician data says Ghassan L. Wardeh 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 Ghassan L. Wardeh see?
- In 2024, CMS data shows 153 Original Medicare patients and 1,049 services for Ghassan L. Wardeh. This counts Original Medicare only and measures volume, not quality.
- What is Ghassan L. Wardeh's NPI number?
- 1255332789. 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 Ghassan L. Wardeh, 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 | 153 |
|---|---|
| Services billed to Medicare | 1,049 |
| Different services or procedures | 37 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)341 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)127 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)110 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)83 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)45 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 blood pressure75%
- High cholesterol75%
- Diabetes57%
- Ischemic heart disease50%
- Arthritis46%
- Heart failure42%
Hospitals where Ghassan L. Wardeh works
Medicare's Facility Affiliation Data lists Ghassan L. Wardeh at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Hackensack University Medical CenterHackensack, NJ · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 310001
- Lenox Hill HospitalNew York, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330119
- St Joseph's University Medical Center IncPaterson, NJ · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: not listed by Medicare · CCN 310019
- St Mary's General HospitalPassaic, NJ · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 310006
Practice locations
Addresses where Ghassan L. Wardeh is enrolled with Medicare (CMS data updated October 2, 2026).
- 342 Hamburg Tpke, Suite 101Wayne, NJ 07470 (973) 942‑4140
- 350 BoulevardPassaic, NJ 07055 (973) 365‑4300
Group practices
Medicare enrollment lists Ghassan L. Wardeh as a member of this group (CMS data updated October 2, 2026).
- Inhospital Physicians Corp of New Jersey, PC18 clinicians in the group
Specialties
- Internal Medicineprimary
- Pulmonary Diseasealso
- Sleep Medicinealso
Other internal medicine doctors in Wayne
Clinicians with the same Medicare primary specialty in Wayne, NJ — not a recommendation.
Other clinicians in Inhospital Physicians Corp of New Jersey, PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1989 (37 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1255332789 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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