DR. ROBERT W JR. MECKER (M.D.) – Emergency Medicine Physician, NPI 1316074727
Emergency Medicine Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
2,845 EMERGENCY MEDICINE in IL
Provider Addresses for DR. ROBERT W JR. MECKER (M.D.)
5667 COUNTRY CLUB RD
WASHINGTON, MO 630905242
Phone: (636) 221-1155
Fax: (636) 583-2166
Type: Mailing
4500 MEMORIAL DR
BELLEVILLE, IL 622265360
Phone: (618) 257-5879
Fax: (618) 257-6740
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 $14.
Total Amount is formed as General ($14) + Research ($0) + Ownership ($0) = $14.
Last reported payment date: 2023-03-25 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($14).
Total Amount
$14
General + Research + Ownership
Payments
1
Total payment records
General Amount
$14
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-03-25
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $14 |
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: 2012-02-03
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Past revalidation due date
Earliest CMS due date was 2023-12-31 (889 days ago).
Enrollment records
3
Earliest due date
2023-12-31
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 |
|---|---|---|---|---|
| I20040318001297 | I | Emergency Medicine | MO | TBD |
| I20050513000816 | I | Emergency Medicine | IL | 2023-12-31 |
| I20120203000185 | I | Emergency Medicine | WV | TBD |
What to do next
- Verify current status on the CMS Revalidation Lookup Tool immediately.
- Complete revalidation in PECOS or contact your Medicare Administrative Contractor (MAC).
- Overdue revalidation can lead to deactivation of Medicare billing privileges.
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 |
|---|---|---|---|---|
| 99285 | Emergency department visit with high level of medical decision making | 173 | 170 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 84 | 84 | $0 |
| 99291 | Critical care, first 30-74 minutes | 41 | 41 | $0 |
| 99283 | Emergency department visit with low level of medical decision making | 30 | 29 | $0 |
Insurance plans in this area (ZIP 63090)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | MO | |
| Emergency Medicine | MO | |
| Nurse Practitioner | IL | |
| Nurse Practitioner | MO | |
| Internal Medicine, Emergency Medicine, Pediatric Medicine | TX | |
| Emergency Medicine | IL | |
| Emergency Medicine | IL | |
| Emergency Medicine | CT | |
| Emergency Medicine | IL | |
| Emergency Medicine | MO |
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