DR. TAMMIE LEE BENZINGER (MD) – Diagnostic Radiology Physician, NPI 1134139363
Diagnostic Radiology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
1,218 DIAGNOSTIC RADIOLOGY in MO
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Provider Addresses for DR. TAMMIE LEE BENZINGER (MD)
PO BOX 7412011
CHICAGO, IL 606742011
Phone: (314) 362-7200
Fax: (314) 747-4189
Type: Mailing
660, South Euclid Avenue, Central West End, City of Saint Louis, Missouri, 63110, United States
CB 8131
SAINT LOUIS, MO 631101010
Phone: (314) 362-7200
Fax: (314) 747-4189
Type: Mailing
South Kingshighway Boulevard, North Hampton, City of Saint Louis, Missouri, 63116, United States
DEPT RADIOLOGY
SAINT LOUIS, MO 631101016
Phone: (314) 362-7200
Fax: (314) 747-4189
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 20 Open Payments records for all available years, with a total value of $27,129.
Total Amount is formed as General ($27,129) + Research ($0) + Ownership ($0) = $27,129.
Last reported payment date: 2024-11-26 • Largest payer in this snapshot: Eisai Inc. ($13,160).
Total Amount
$27,129
General + Research + Ownership
Payments
20
Total payment records
General Amount
$27,129
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Eisai Inc. | $13,160 |
| Merck Sharp & Dohme LLC | $8,211 |
| E.R. Squibb & Sons, L.L.C. | $2,940 |
| Lilly USA, LLC | $2,756 |
| Hyperfine Operations, Inc. | $37 |
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: 2006-10-05
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 |
|---|---|---|---|---|
| I20061005000204 | 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 |
|---|---|---|---|---|
| 70450 | Ct scan head or brain without contrast | 294 | 273 | $0 |
| 70553 | Mri scan of brain before and after contrast | 141 | 139 | $0 |
| 72125 | Ct scan of upper spine without contrast | 70 | 69 | $0 |
| 72148 | Mri scan of lower spinal canal without contrast | 44 | 44 | $0 |
| 70491 | Ct scan of soft tissue of neck with contrast | 39 | 39 | $0 |
Insurance plans in this area (ZIP 60674)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MO | |
| - | MO | |
| - | FL | |
| - | MO | |
| Diagnostic Radiology | IL | |
| - | IL | |
| - | MO | |
| - | MO | |
| - | MO | |
| - | MO |
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