Quick answers
- Does Philip S. Yussen accept Medicare assignment?
- Yes. Medicare's clinician data says Philip S. Yussen 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 Philip S. Yussen see?
- In 2024, CMS data shows 26 Original Medicare patients and 33 services for Philip S. Yussen. This counts Original Medicare only and measures volume, not quality.
- What is Philip S. Yussen's NPI number?
- 1134117518. 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 Philip S. Yussen, 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 | 26 |
|---|---|
| Services billed to Medicare | 33 |
| Different services or procedures | 6 |
| Participating Medicare provider | Yes |
| Average age of these patients | 67 |
Most frequent services
- Mri scan of lower spinal canal without contrast (72148)11 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).
- Arthritis75%
- High blood pressure73%
- High cholesterol73%
Practice locations
Addresses where Philip S. Yussen is enrolled with Medicare (CMS data updated October 2, 2026).
- 111 Turner LnWest Chester, PA 19380 (610) 696‑5700
- 7600 W Chester Pike, Suite 1bUpper Darby, PA 19082 (610) 259‑3200
- 9815 Roosevelt Blvd, Suite KPhiladelphia, PA 19114 (215) 335‑1100
Group practices
Medicare enrollment lists Philip S. Yussen as a member of these groups (CMS data updated October 2, 2026).
- Chester County Open Mri, LLC4 clinicians in the group
- Delaware County Open Mri L.L.C4 clinicians in the group
- Northeast Open M.R.I, Inc4 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in West Chester
Clinicians with the same Medicare primary specialty in West Chester, PA — not a recommendation.
Other clinicians in Chester County Open Mri, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical College Of Pennsylvania |
| Graduation year | 1983 (43 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1134117518 |
| 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