BARBARA KNOLL (MD) – Diagnostic Radiology Physician, NPI 1306838644
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,801 DIAGNOSTIC RADIOLOGY in MN
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Provider Addresses for BARBARA KNOLL (MD)
701 PARK AVE
MINNEAPOLIS, MN 554151623
Phone: (612) 873-3000
Type: Mailing
Park Av, 701, Park Avenue South, Minneapolis, Hennepin County, Minnesota, 55415, United States
MINNEAPOLIS, MN 554151623
Phone: (612) 873-2036
Fax: (612) 904-4567
Type: Location
Grand Bay Tower, 430, Grand Bay Drive, Key Biscayne, Miami-Dade County, Florida, 33149, United States
APT. 207
KEY BISCAYNE, FL 331491918
Phone: (952) 212-3411
Fax: (612) 904-4567
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: 2010-10-11
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 |
|---|---|---|---|---|
| I20101011000048 | I | Diagnostic Radiology | 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 |
|---|---|---|---|---|
| 70450 | Ct scan head or brain without contrast | 433 | 343 | $0 |
| 72125 | Ct scan of upper spine without contrast | 184 | 173 | $0 |
| 72131 | Ct scan of lower spine without contrast | 97 | 96 | $0 |
| 70553 | Mri scan of brain before and after contrast | 75 | 72 | $0 |
| 72128 | Ct scan of middle spine without contrast | 74 | 73 | $0 |
Insurance plans in this area (ZIP 55415)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| N E P H R O L O G Y | MN | |
| Hematology/Oncology, Internal Medicine | MN | |
| - | MN | |
| Nurse Practitioner | MN | |
| - | MN | |
| - | TN | |
| Emergency Medicine | MN | |
| Nurse Practitioner | MN | |
| Physician Assistant | MN | |
| - | MN |
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