TIMOTHY R TOONEN (M.D.) – Hematology & Oncology Physician, NPI 1770552317
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
440 HEMATOLOGY/ONCOLOGY in MN
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Provider Addresses for TIMOTHY R TOONEN (M.D.)
345, Sherman Street, Saint Paul, Ramsey County, Minnesota, 55102, United States
STE 100
SAINT PAUL, MN 551022401
Phone: (651) 251-5500
Fax: (651) 251-5555
Mailing address matches the actual address.
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: 2010-09-16
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20080710000429 | I | Hematology/Oncology | WI | TBD |
| I20100916000244 | I | Medical Oncology | MN | 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 |
|---|---|---|---|---|
| Q0138 | Injection, ferumoxytol, for treatment of iron deficiency anemia, 1 mg (non-esrd use) | 30,600 | 15 | $0 |
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | 910 | 13 | $0 |
| 85025 | Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 410 | 152 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 382 | 149 | $0 |
| 80053 | Blood test, comprehensive group of blood chemicals | 358 | 148 | $0 |
Insurance plans in this area (ZIP 55102)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Obstetrics/Gynecology, Gynecological Oncology | MN | |
| Nurse Practitioner | MN | |
| Nurse Practitioner | MN | |
| Physician Assistant | MN | |
| Physician Assistant | TX | |
| Nurse Practitioner | MN | |
| - | MN | |
| Medical Oncology | MN | |
| Colorectal Surgery (Proctology), General Surgery | MN | |
| Physician Assistant | MN |
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