DR. MICHAEL D PLAGER (MD) – Nephrology Physician, NPI 1386635811
Nephrology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
458 NEPHROLOGY in MA
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Provider Addresses for DR. MICHAEL D PLAGER (MD)
115, Wildwood Avenue, Greenfield, Franklin County, Massachusetts, 01301, United States
GREENFIELD, MA 013011215
Phone: (413) 773-5797
Fax: (413) 773-9009
Type: Location
PO BOX 366
LUDLOW, MA 010560366
Phone: (413) 733-0010
Fax: (413) 930-2108
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $75.
Total Amount is formed as General ($75) + Research ($0) + Ownership ($0) = $75.
Last reported payment date: 2024-08-07 • Largest payer in this snapshot: Fresenius USA Marketing, Inc. ($52).
Total Amount
$75
General + Research + Ownership
Payments
4
Total payment records
General Amount
$75
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-08-07
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Fresenius USA Marketing, Inc. | $52 |
| Ascendis Pharma Inc | $23 |
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: 2024-01-30
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20060207000866 | I | Nephrology | NH | TBD |
| I20120113000571 | I | Nephrology | MA | TBD |
| I20240130000593 | I | Nephrology | VT | 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 | 273 | 127 | $0 |
| 90960 | Dialysis services, 4 or more physician visits per month (20 years or older) | 252 | 40 | $0 |
| 90966 | Home dialysis services per month (20 years or older) | 96 | 12 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 74 | 59 | $0 |
| 90961 | Dialysis services, 2-3 physician visits per month (20 years or older) | 60 | 28 | $0 |
Insurance plans in this area (ZIP 01301)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| General Surgery | MA | |
| - | MA | |
| N E P H R O L O G Y | CT | |
| N E P H R O L O G Y | MA | |
| Internal Medicine | MA | |
| - | MA | |
| - | MA | |
| N E P H R O L O G Y | MA | |
| N E P H R O L O G Y | MA | |
| - | MA |
Reviews
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