GRETCHEN B MASON (PA-C) – Physician Assistant, NPI 1245229111
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,035 PHYSICIAN ASSISTANT in IL
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Provider Addresses for GRETCHEN B MASON (PA-C)
510, Lincoln Drive, Herrin, Williamson County, Illinois, 62948, United States
HERRIN, IL 629486334
Phone: (618) 997-6800
Fax: (618) 998-9124
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 5 Open Payments records for all available years, with a total value of $207.
Total Amount is formed as General ($207) + Research ($0) + Ownership ($0) = $207.
Last reported payment date: 2024-10-23 • Largest payer in this snapshot: Amgen Inc. ($146).
Total Amount
$207
General + Research + Ownership
Payments
5
Total payment records
General Amount
$207
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-23
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Amgen Inc. | $146 |
| Davol Inc. | $32 |
| TACTILE SYSTEMS TECHNOLOGY INC | $15 |
| Bioventus LLC | $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: 2009-04-21
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 |
|---|---|---|---|---|
| I20090421000340 | I | Physician Assistant | 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 |
|---|---|---|---|---|
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 845 | 106 | $0 |
| 73562 | X-ray of knee, 3 views | 235 | 173 | $0 |
| 20610 | Aspiration and/or injection of fluid from large joint | 207 | 110 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 172 | 149 | $0 |
| 73502 | X-ray of hip, 2-3 views | 92 | 65 | $0 |
Insurance plans in this area (ZIP 62948)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PHYSICIAN ASSISTANT | IL | 20610 | Aspiration and/or injection of large joint or joint capsule | 265 | 133 |
| PHYSICIAN ASSISTANT | IL | 27447 | Repair of knee joint | 67 | 65 |
| PHYSICIAN ASSISTANT | IL | 73110 | X-ray of wrist, minimum of 3 views | 22 | 13 |
| PHYSICIAN ASSISTANT | IL | 73562 | X-ray of knee, 3 views | 128 | 116 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IL | |
| - | IL | |
| Physical Therapist In Private Practice | IL | |
| - | IL | |
| Orthopedic Surgery | IL | |
| - | KY | |
| Physical Therapist In Private Practice | IL | |
| - | IL | |
| - | KY | |
| Nurse Practitioner | IL |
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