DR. ROBERT HACKER (M.D.) – Vascular Surgery Physician, NPI 1295985554
Vascular Surgery Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
145 VASCULAR SURGERY in MO
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Provider Addresses for DR. ROBERT HACKER (M.D.)
PO BOX 955534
SAINT LOUIS, MO 631952551
Phone:
Type: Mailing
12266, DePaul Drive, Bridgeton, Saint Louis County, Missouri, 63044, United States
SUITE 305
BRIDGETON, MO 63044
Phone: (314) 770-0991
Type: Location
1300 HRC PLAZA DR
LAKE ST LOUIS, MO 633671869
Phone: (314) 755-1084
Type: Location
PO BOX 1209
MARYLAND HEIGHTS, MO 630430209
Phone:
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 72 Open Payments records for all available years, with a total value of $3,594.
Total Amount is formed as General ($3,594) + Research ($0) + Ownership ($0) = $3,594.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Medtronic, Inc. ($1,031).
Total Amount
$3,594
General + Research + Ownership
Payments
72
Total payment records
General Amount
$3,594
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Medtronic, Inc. | $1,031 |
| W. L. Gore & Associates, Inc. | $411 |
| CORDIS US CORP. | $376 |
| AngioDynamics, Inc. | $353 |
| Nevro Corp. | $238 |
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: 2023-12-06
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 |
|---|---|---|---|---|
| I20190409000373 | I | General Surgery | MO | TBD |
| I20231206000446 | I | Vascular Surgery | IL | 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 |
|---|---|---|---|---|
| 93970 | Ultrasound study of arm or leg veins with compression and maneuvers | 510 | 64 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 102 | 91 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 50 | 44 | $0 |
| 93971 | Ultrasound study of one arm or leg veins with compression and maneuvers | 50 | 46 | $0 |
| 93880 | Ultrasound of both sides of head and neck blood flow | 34 | 34 | $0 |
Insurance plans in this area (ZIP 63195)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| General Surgery | IL | |
| Nurse Practitioner | MO | |
| General Surgery, Vascular Surgery | MI | |
| Physician Assistant | MO |
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