DR. GREGORY K. WANNER (DO, PA-C) – Emergency Medicine Physician, NPI 1689609661
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
236 EMERGENCY MEDICINE in DE
Provider Addresses for DR. GREGORY K. WANNER (DO, PA-C)
4755 OGLETOWN STANTON RD
NEWARK, DE 197182200
Phone: (302) 733-1840
Type: Location
Newark Post Office, Orchard Street, Teachers Village, The Ironbound, Newark, Essex County, New Jersey, 07102, United States
NEWARK, DE 197147529
Phone: (302) 294-1468
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: 2021-07-30
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 |
|---|---|---|---|---|
| I20160603000172 | I | Emergency Medicine | DE | TBD |
| I20210730000342 | I | Emergency Medicine | MD | 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 |
|---|---|---|---|---|
| 99285 | Emergency department visit with high level of medical decision making | 375 | 371 | $0 |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 190 | 179 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 101 | 101 | $0 |
| 99291 | Critical care, first 30-74 minutes | 29 | 29 | $0 |
| 93308 | Ultrasound of heart, follow-up | 20 | 20 | $0 |
Insurance plans in this area (ZIP 19718)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | DE | |
| - | DE | |
| - | DE | |
| - | PA | |
| Internal Medicine | DE | |
| Physician Assistant | DE | |
| Nurse Practitioner | PA | |
| General Surgery | IL | |
| Diagnostic Radiology | NY | |
| Internal Medicine | NY |
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