MS. NINA N GRENON (MS, APRN-BC) – Nurse Practitioner, NPI 1447357751
Nurse Practitioner
Main info
Profile Insights
NPPES metrics only — not quality of care.
Loading map...
Provider Addresses for MS. NINA N GRENON (MS, APRN-BC)
206, East Street, Upton, Worcester County, Massachusetts, 01568, United States
UPTON, MA 01568
Phone: (617) 632-3000
Fax: (617) 632-5370
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 32 Open Payments records for all available years, with a total value of $7,516.
Total Amount is formed as General ($7,516) + Research ($0) + Ownership ($0) = $7,516.
Last reported payment date: 2024-11-27 • Largest payer in this snapshot: Exelixis Inc. ($3,887).
Total Amount
$7,516
General + Research + Ownership
Payments
32
Total payment records
General Amount
$7,516
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-27
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Exelixis Inc. | $3,887 |
| Astellas Pharma Global Development | $2,991 |
| Astellas Pharma US Inc | $500 |
| Bayer Healthcare Pharmaceuticals Inc. | $138 |
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: 2011-07-19
PECOS data refreshed: 2026-05-27
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 01568)
Loading plans...
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.