Quick answers
- Does Stephen J. Masceri accept Medicare assignment?
- Medicare's clinician data says Stephen J. Masceri may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Stephen J. Masceri see?
- In 2024, CMS data shows 346 Original Medicare patients and 954 services for Stephen J. Masceri. This counts Original Medicare only and measures volume, not quality.
- What is Stephen J. Masceri's NPI number?
- 1578635041. 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 Stephen J. Masceri, 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 | 346 |
|---|---|
| Services billed to Medicare | 954 |
| Different services or procedures | 8 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Needle measurement of electrical activity in arm or leg muscles, complete study (95886)605 services
- Nerve conduction, 7-8 studies (95910)138 services
- Nerve conduction, 5-6 studies (95909)69 services
- Nerve conduction, 3-4 studies (95908)67 services
- Nerve conduction, 9-10 studies (95911)57 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%
- Arthritis73%
- Diabetes30%
- Ischemic heart disease28%
- Anxiety27%
Practice locations
Addresses where Stephen J. Masceri is enrolled with Medicare (CMS data updated October 2, 2026).
- 2422 Bristol RdBensalem, PA 19020 (215) 750‑9060
Specialties
Find other Physical Medicine and Rehabilitation doctors in Pennsylvania →
Other rehabilitation doctors in Pennsylvania
Clinicians with the same Medicare primary specialty in Pennsylvania — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Hahnemann University College Of Medicine |
| Graduation year | 1986 (40 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1578635041 |
| 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