ROBERT RYERSON (M.D.) – Diagnostic Radiology Physician, NPI 1528086931
Diagnostic Radiology Physician
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Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for ROBERT RYERSON (M.D.)
915 N GRAND BLVD
SAINT LOUIS, MO 631061621
Phone: (314) 652-4100
Type: Location
St. Luke's Hospital, 232, South Woods Mill Road, Chesterfield, Saint Louis County, Missouri, 63017, United States
CHESTERFIELD, MO 630173417
Phone: (314) 205-6100
Fax: (314) 878-5437
Type: Location
1715, Deer Tracks Trail, Bel Aire Office Park, Town and Country, Saint Louis County, Missouri, 63131, United States
SUITE 130
SAINT LOUIS, MO 631311839
Phone: (314) 821-5600
Fax: (314) 821-2180
Type: Mailing
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.
This can happen when there are no reportable CMS Open Payments records.
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: 2004-09-02
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
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 |
|---|---|---|---|---|
| I20040902000206 | I | Diagnostic Radiology | MO | 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 |
|---|---|---|---|---|
| 71045 | X-ray of chest, 1 view | 951 | 786 | $0 |
| 77067 | Screening mammography | 677 | 677 | $0 |
| 77063 | Screening 3d breast mammography | 659 | 659 | $0 |
| 71046 | X-ray of chest, 2 views | 630 | 606 | $0 |
| 71250 | Ct scan of chest without contrast | 229 | 226 | $0 |
Insurance plans in this area (ZIP 63106)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | MO | 71010 | X-ray of chest, 1 view, front | 1177 | 905 |
| DIAGNOSTIC RADIOLOGY | MO | 73110 | X-ray of wrist, minimum of 3 views | 36 | 34 |
| DIAGNOSTIC RADIOLOGY | MO | 73630 | X-ray of foot, minimum of 3 views | 16 | 15 |
| DIAGNOSTIC RADIOLOGY | MO | 74177 | CT scan of abdomen and pelvis with contrast | 193 | 187 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | MO | |
| Diagnostic Radiology | MO | |
| - | MO | |
| Diagnostic Radiology | MO | |
| Diagnostic Radiology | MO | |
| - | MO | |
| Diagnostic Radiology | MO | |
| Diagnostic Radiology, Interventional Radiology | MO | |
| Diagnostic Radiology | MO | |
| Diagnostic Radiology | MO |
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