MADALYN ELAINE GUELKER (PA-C) – Dermatology Physician, NPI 1225781925
Dermatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,491 PHYSICIAN ASSISTANT in TX
Provider Addresses for MADALYN ELAINE GUELKER (PA-C)
4141 S STAPLES ST STE 300
CORPUS CHRISTI, TX 784110002
Phone: (361) 882-5560
Fax: (361) 882-6011
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 111 Open Payments records for all available years, with a total value of $2,522.
Total Amount is formed as General ($2,522) + Research ($0) + Ownership ($0) = $2,522.
Last reported payment date: 2024-11-04 • Largest payer in this snapshot: GENZYME CORPORATION ($804).
Total Amount
$2,522
General + Research + Ownership
Payments
111
Total payment records
General Amount
$2,522
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GENZYME CORPORATION | $804 |
| ABBVIE INC. | $576 |
| E.R. Squibb & Sons, L.L.C. | $291 |
| Regeneron Healthcare Solutions, Inc. | $163 |
| UCB, Inc. | $144 |
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: 2022-03-11
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 |
|---|---|---|---|---|
| I20220311001656 | I | Physician Assistant | TX | 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 |
|---|---|---|---|---|
| 17003 | Destruction of precancer skin growth, 2-14 growths | 1,734 | 267 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 570 | 375 | $0 |
| 17000 | Destruction of precancer skin growth, 1 growth | 454 | 319 | $0 |
| 11102 | Biopsy of related skin growth, first growth | 275 | 202 | $0 |
| 17110 | Destruction of skin growth, 1-14 growths | 236 | 169 | $0 |
Insurance plans in this area (ZIP 78411)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | TX | |
| Physician Assistant | TX | |
| Physician Assistant | TX | |
| Physician Assistant | TX | |
| Physician Assistant | TX | |
| Physician Assistant | TX | |
| Physician Assistant | CO | |
| Physician Assistant | TX | |
| D E R M A T O L O G Y | TX | |
| Physician Assistant | WA |
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