Michael-Isaac Walshon, M.D.
NPI 1134582794 · Diagnostic Radiology Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael-Isaac Walshon, M.D. is a Diagnostic Radiology Physician provider in Philadelphia, PA (NPI 1134582794).
Provider details
- NPI number
- 1134582794
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD474994 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,176 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Ct Scan Head Or Brain Without Contrast70450 | 183 | $37 |
| X-Ray of Lower and Sacral Spine, Minimum of 4 Views72110 | 149 | $31 |
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 149 | $66 |
| X-Ray of Lower and Sacral Spine, Minimum of 4 Views72110 | 96 | $12 |
| X-Ray of Chest, 1 View71045 | 90 | $8 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 80 | $82 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-03-31
- Last updated
- 2021-11-18
- Certified
- 2021-11-18
Frequently asked questions
- What is Michael-Isaac Walshon's NPI number?
- Michael-Isaac Walshon's National Provider Identifier (NPI) is 1134582794, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael-Isaac Walshon's specialty?
- Michael-Isaac Walshon is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael-Isaac Walshon located?
- Michael-Isaac Walshon's practice location on file with NPPES is 3401 N Broad St, Philadelphia, PA 19140-5103.
- What is Michael-Isaac Walshon's phone number?
- The practice phone number listed in the NPPES registry for Michael-Isaac Walshon is (215) 707-7237.
- Does Michael-Isaac Walshon accept Medicare?
- Michael-Isaac Walshon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael-Isaac Walshon's NPI active?
- Yes — Michael-Isaac Walshon's NPI (1134582794) is active in the NPPES registry as of the last update on 2021-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.