JOHN RYU (MD) – Diagnostic Neuroimaging (Radiology) Physician, NPI 1154749174
Diagnostic Neuroimaging (Radiology) Physician
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Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,563 DIAGNOSTIC RADIOLOGY in PA
Provider Addresses for JOHN RYU (MD)
3400 SPRUCE STREET
1 SILVERSTEIN RADIOLOGY ADMINISTRATION SUITE 130
PHILADELPHIA, PA 19104
Phone: (215) 662-6918
Fax: (215) 662-2664
Type: Mailing
3400 SPRUCE ST
PHILADELPHIA, PA 19104
Phone: (215) 662-6918
Fax: (215) 662-2664
Type: Location
5400 KENNEDY AVE
CINCINNATI, OH 452132664
Phone: (877) 776-7226
Type: Location
395 W 12TH AVE
COLUMBUS, OH 432101267
Phone: (614) 293-8315
Fax: (614) 293-6935
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
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Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2025-10-29
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 5 Medicare enrollment records; no due dates published yet.
Enrollment records
5
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20200819001296 | I | Diagnostic Radiology | PA | TBD |
| I20210430001223 | I | Diagnostic Radiology | FL | TBD |
| I20210803003917 | I | Diagnostic Radiology | OH | TBD |
| I20221208002210 | I | Diagnostic Radiology | KY | TBD |
| I20251029003210 | I | Diagnostic Radiology | IL | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| A9575 | Injection, gadoterate meglumine, 0.1 ml | 8,610 | 62 | $0 |
| 72148 | Mri scan of lower spinal canal without contrast | 634 | 631 | $0 |
| Q9967 | Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 353 | 12 | $0 |
| 70551 | Mri scan of brain without contrast | 314 | 313 | $0 |
| 72141 | Mri scan of upper spinal canal without contrast | 217 | 217 | $0 |
Insurance plans in this area (ZIP 19104)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | PA | |
| Diagnostic Radiology | OH | |
| Diagnostic Radiology | OH | |
| Diagnostic Radiology | OH | |
| Diagnostic Radiology | KY | |
| Diagnostic Radiology | OH | |
| Diagnostic Radiology, Nuclear Medicine | OH | |
| Diagnostic Radiology | OH | |
| Diagnostic Radiology | OH | |
| Diagnostic Radiology | OH |
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