MICHAEL HESSENAUER (M.D.) – Hematology & Oncology Physician, NPI 1215315635
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
439 HEMATOLOGY/ONCOLOGY in MN
Provider Addresses for MICHAEL HESSENAUER (M.D.)
200 1ST ST SW
ROCHESTER, MN 559050001
Phone: (507) 284-2511
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: 2021-08-06
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 |
|---|---|---|---|---|
| I20160721000993 | I | Hematology/Oncology | MN | TBD |
| I20210806001746 | I | Hematology/Oncology | UT | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 309 | 116 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 81 | 49 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 36 | 36 | $0 |
Insurance plans in this area (ZIP 55905)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MN | |
| Physician Assistant | MN | |
| Certified Registered Nurse Anesthetist (Crna) | MN | |
| General Surgery | MN | |
| Nurse Practitioner | MN | |
| Family Practice | MN | |
| Cardiovascular Disease (Cardiology), Internal Medicine | MN | |
| C H I R O P R A C T I C | MN | |
| Physician Assistant | MN | |
| Hospitalist, Internal Medicine | ND |
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