CASSANDRA MARIE HIRMAN (APRN, FNP) – Family Nurse Practitioner, NPI 1255116554
Family Nurse Practitioner
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
5,720 NURSE PRACTITIONER in MN
Provider Addresses for CASSANDRA MARIE HIRMAN (APRN, FNP)
1700 Highway 25 N
Buffalo, MN 553131930
Phone: (763) 682-1313
Fax: (763) 581-9090
Type: Location
1700 HIGHWAY 25 N
BUFFALO, MN 553131930
Phone: (763) 682-1313
Fax: (763) 581-9090
Type: Mailing
1001 HART BLVD STE 100
MONTICELLO, MN 553628929
Phone: (763) 295-2921
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.
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: 2023-11-08
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 |
|---|---|---|---|---|
| I20231108003264 | I | Nurse Practitioner | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 55313)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | MN | |
| Internal Medicine | MN | |
| Family Practice | MN | |
| Certified Nurse Midwife (Cnm) | MN | |
| Family Practice | MN | |
| Family Practice | MN | |
| Family Practice | MN | |
| Family Practice | MN | |
| Physician Assistant | MN | |
| Physician Assistant | MN |
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