MS. CATHY L GROSS (PNP) – Pediatric Nurse Practitioner, NPI 1730128943
Pediatric Nurse Practitioner
Main info
Contacts
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for MS. CATHY L GROSS (PNP)
MERCY CLINIC EAST COMMUNITIES
PO BOX 502852
SAINT LOUIS, MO 631505082
Phone: (314) 364-4200
Type: Mailing
1 CHILDRENS PL
DIV PED GENETICS AND GENOMIC MED
SAINT LOUIS, MO 631101002
Phone: (314) 454-6093
Fax: (314) 454-2075
Type: Location
PO BOX 7412011
CHICAGO, IL 606742011
Phone: (314) 454-6093
Fax: (314) 454-2075
Type: Mailing
1 CHILDRENS PL MSC 8116-0043-09
SAINT LOUIS, MO 631101002
Phone: (314) 454-6173
Fax: (314) 454-2412
Type: Mailing
1203, Smizer Mill Road, Fenton, Saint Louis County, Missouri, 63026, United States
SUITE 108
FENTON, MO 630263483
Phone: (636) 717-1340
Fax: (636) 717-1344
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 $122.
Total Amount is formed as General ($122) + Research ($0) + Ownership ($0) = $122.
Last reported payment date: 2023-04-19 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($122).
Total Amount
$122
General + Research + Ownership
Payments
1
Total payment records
General Amount
$122
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-04-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GlaxoSmithKline, LLC. | $122 |
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: 2023-09-26
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 |
|---|---|---|---|---|
| I20080105000045 | I | Nurse Practitioner | MO | TBD |
| I20230926003084 | I | Nurse Practitioner | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 63150)
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