MATTHEW M SCHAAR (M.D.) – Diagnostic Radiology Physician, NPI 1790765600
Diagnostic Radiology Physician
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Profile Insights
NPPES metrics only — not quality of care.
1,801 DIAGNOSTIC RADIOLOGY in MN
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Provider Addresses for MATTHEW M SCHAAR (M.D.)
1st Street Southwest, Rochester, Olmsted County, Minnesota, 55903, United States
ROCHESTER, MN 559050001
Phone: (507) 284-2511
Type: Mailing
Thompson Street, Saint Paul, Ramsey County, Minnesota, 55155, United States
SAINT PAUL, MN 551022370
Phone: (651) 292-2000
Fax: (651) 292-2136
Type: Location
9055 Springbrook Dr NW
Coon Rapids, MN 554335841
Phone: (763) 780-9155
Type: Location
4801 W 81st St
Bloomington, MN 554371111
Phone: (952) 837-9700
Type: Location
200 1st St SW
Rochester, MN 559050001
Phone: (507) 284-2511
Type: Location
250 Thompson St
Saint Paul, MN 551022370
Phone: (651) 292-2000
Fax: (651) 292-2136
Type: Location
2355 HIGHWAY 36 W
STE 100
ROSEVILLE, MN 551133905
Phone: (651) 292-2000
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: 2020-04-06
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20040202000713 | I | Diagnostic Radiology | MN | TBD |
| I20200326001827 | I | Diagnostic Radiology | WI | TBD |
| I20200406000689 | I | Diagnostic Radiology | ND | 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 |
|---|---|---|---|---|
| Q9967 | Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 4,625 | 45 | $0 |
| 71045 | X-ray of chest, 1 view | 502 | 477 | $0 |
| 74177 | Ct scan of abdomen and pelvis with contrast | 326 | 320 | $0 |
| 71046 | X-ray of chest, 2 views | 204 | 204 | $0 |
| 71275 | Ct scan of blood vessels of chest with contrast | 165 | 163 | $0 |
Insurance plans in this area (ZIP 55905)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | MN | 71010 | X-ray of chest, 1 view, front | 178 | 168 |
| DIAGNOSTIC RADIOLOGY | MN | 71250 | CT scan chest | 49 | 47 |
| DIAGNOSTIC RADIOLOGY | MN | 73630 | X-ray of foot, minimum of 3 views | 23 | 22 |
| DIAGNOSTIC RADIOLOGY | MN | 74177 | CT scan of abdomen and pelvis with contrast | 106 | 100 |
| DIAGNOSTIC RADIOLOGY | MN | 78815 | Nuclear medicine study with CT imaging skull base to mid-thigh | 15 | 13 |
| DIAGNOSTIC RADIOLOGY | MN | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 18 | 18 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology, Interventional Radiology | MN | |
| G A S T R O E N T E R O L O G Y | MN | |
| N E U R O S U R G E R Y | OH | |
| Clinical Psychologist | MN | |
| Physician Assistant | MN | |
| G A S T R O E N T E R O L O G Y | MN | |
| Diagnostic Radiology | MN | |
| Internal Medicine | MN | |
| - | MN | |
| Certified Registered Nurse Anesthetist (Crna) | MN |
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