MARGARET WALLACE (NP) – Acute Care Nurse Practitioner, NPI 1356885347
Acute Care Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,476 NURSE PRACTITIONER in RI
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Provider Addresses for MARGARET WALLACE (NP)
Westerly Hospital, 25, Wells Street, Westerly, South County, Rhode Island, 02891, United States
WESTERLY, RI 028912922
Phone: (401) 596-6000
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)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2019-04-23
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 |
|---|---|---|---|---|
| I20170512000325 | I | Nurse Practitioner | RI | TBD |
| I20190423000749 | I | Nurse Practitioner | CT | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 172 | 96 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 148 | 115 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 71 | 52 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 61 | 44 | $0 |
| 97597 | Removal of tissue from wound, 20.0 sq cm or less | 53 | 46 | $0 |
Insurance plans in this area (ZIP 02891)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | CT | |
| - | CT | |
| - | CT | |
| Internal Medicine | NJ | |
| Hospitalist, Internal Medicine | CT | |
| - | CT | |
| - | CT | |
| Internal Medicine | CT | |
| Nurse Practitioner | CT | |
| Physician Assistant | CT |
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