DR. KAREN G. HYATT (M.D.) – Neuroradiology Physician, NPI 1306870951
Neuroradiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,218 DIAGNOSTIC RADIOLOGY in MO
Provider Addresses for DR. KAREN G. HYATT (M.D.)
4750 Mexico Rd
Saint Peters, MO 633761663
Phone: (636) 498-4555
Type: Location
2010 Brook Hill Ln
Chesterfield, MO 630177944
Phone: (314) 579-0555
Type: Location
3601 The Vanderbilt Clinic
Nashville, TN 372322261
Phone: (615) 322-5000
Type: Location
220, Compass Point Drive, Saint Charles, Saint Charles County, Missouri, 63301, United States
SAINT CHARLES, MO 633014405
Phone: (636) 947-4480
Fax: (636) 947-9860
Type: Mailing
SSM Health St. Joseph Hospital - St. Charles, 300, First Capitol Drive, Saint Charles, Saint Charles County, Missouri, 63301, United States
ST CHARLES, MO 63301
Phone: (636) 947-5444
Type: Location
4750 MEXICO RD
SAINT PETERS, MO 633761663
Phone: (636) 498-4555
Type: Mailing
300 59TH ST
VIRGINIA BEACH, VA 234512261
Phone: (636) 498-4555
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $25.
Total Amount is formed as General ($25) + Research ($0) + Ownership ($0) = $25.
Last reported payment date: 2023-03-30 • Largest payer in this snapshot: CARDIVA MEDICAL, INC. ($25).
Total Amount
$25
General + Research + Ownership
Payments
1
Total payment records
General Amount
$25
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-03-30
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| CARDIVA MEDICAL, INC. | $25 |
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: 2018-11-14
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 4 Medicare enrollment records; no due dates published yet.
Enrollment records
4
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 |
|---|---|---|---|---|
| I20040826000211 | I | Diagnostic Radiology | VA | TBD |
| I20041015000002 | I | Diagnostic Radiology | MO | TBD |
| I20180907001411 | I | Diagnostic Radiology | TN | TBD |
| I20181114000887 | I | Diagnostic Radiology | PA | 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 |
|---|---|---|---|---|
| 77067 | Screening mammography | 184 | 184 | $0 |
| 77063 | Screening 3d breast mammography | 179 | 179 | $0 |
| 71046 | X-ray of chest, 2 views | 141 | 139 | $0 |
| 72148 | Mri scan of lower spinal canal without contrast | 119 | 119 | $0 |
| 71045 | X-ray of chest, 1 view | 100 | 100 | $0 |
Insurance plans in this area (ZIP 63376)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | MO | |
| Diagnostic Radiology | MO | |
| Radiation Oncology | MO | |
| Diagnostic Radiology | MO | |
| Diagnostic Radiology | IL | |
| Diagnostic Radiology | MO | |
| Radiation Oncology | MO | |
| - | MO | |
| Nurse Practitioner | MO | |
| Diagnostic Radiology | MO |
Reviews
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