MS. KATHRYN ANN SIMMONS (PA) – Physician Assistant, NPI 1225378201
Physician Assistant
Main info
Contacts
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for MS. KATHRYN ANN SIMMONS (PA)
1101 W LIBERTY ST
FARMINGTON, MO 636401921
Phone:
Type: Mailing
PO BOX 7412011
CHICAGO, IL 606742011
Phone: (314) 362-9123
Fax: (314) 747-9160
Type: Mailing
10 HOSPITAL DR
DEPT EMERGENCY MED
SAINT PETERS, MO 633761659
Phone: (314) 362-9123
Fax: (314) 747-9160
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 $13.
Total Amount is formed as General ($13) + Research ($0) + Ownership ($0) = $13.
Last reported payment date: 2023-10-09 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($13).
Total Amount
$13
General + Research + Ownership
Payments
1
Total payment records
General Amount
$13
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-10-09
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $13 |
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: 2013-07-24
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 |
|---|---|---|---|---|
| I20130724000373 | I | Physician Assistant | MO | 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 | 128 | 124 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 117 | 114 | $0 |
| 99283 | Emergency department visit with low level of medical decision making | 36 | 36 | $0 |
| 99282 | Emergency department visit with straightforward medical decision making | 11 | 11 | $0 |
Insurance plans in this area (ZIP 63640)
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