GWYNN STUP (A.P.R,N.) – Clinical Nurse Specialist, NPI 1942242664
Clinical Nurse Specialist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,273 NURSE PRACTITIONER in DE
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Provider Addresses for GWYNN STUP (A.P.R,N.)
1326, South Governors Avenue, Crossgates, Dover, Kent County, Delaware, 19904, United States
STE C
DOVER, DE 199044800
Phone: (302) 222-8304
Fax: (302) 736-1280
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 23 Open Payments records for all available years, with a total value of $474.
Total Amount is formed as General ($474) + Research ($0) + Ownership ($0) = $474.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: Janssen Pharmaceuticals, Inc ($153).
Total Amount
$474
General + Research + Ownership
Payments
23
Total payment records
General Amount
$474
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-11
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2005-08-04
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
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 |
|---|---|---|---|---|
| I20050804000245 | I | Nurse Practitioner | DE | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 87 | 27 | $0 |
| Q3014 | Telehealth originating site facility fee | 56 | 22 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 44 | 13 | $0 |
Insurance plans in this area (ZIP 19904)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Clinical Social Worker | MD | |
| Mental Health Counselor | DE | |
| P S Y C H I A T R Y | DE | |
| P S Y C H I A T R Y | DE | |
| - | DE | |
| Nurse Practitioner | TX | |
| Mental Health Counselor | DE | |
| Clinical Social Worker | DE | |
| Mental Health Counselor | DE | |
| Clinical Social Worker | MD |
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