WILLIAM LOUIS SCHNEIDER (NP-C, RN) – Family Nurse Practitioner, NPI 1952466740
Family Nurse Practitioner
Main info
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for WILLIAM LOUIS SCHNEIDER (NP-C, RN)
26, Central Street, Spring Hill, Somerville, Middlesex County, Massachusetts, 02143, United States
SOMERVILLE, MA 021432827
Phone: (617) 591-6454
Fax: (617) 591-6405
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 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: 2023-01-18 • Largest payer in this snapshot: ITI, Inc. ($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
2023-01-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ITI, Inc. | $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: 2010-03-08
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 |
|---|---|---|---|---|
| I20100308000251 | I | Nurse Practitioner | MA | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 327 | 110 | $0 |
| 99443 | Telephone medical discussion with physician, 21-30 minutes | 172 | 82 | $0 |
| 99349 | Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | 70 | 25 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 21 | 20 | $0 |
| 90836 | Psychotherapy with evaluation and management visit, 45 minutes | 20 | 16 | $0 |
Insurance plans in this area (ZIP 02143)
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