MARGARET M HENDERSON (PA-C) – Physician Assistant, NPI 1396722245
Physician Assistant
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for MARGARET M HENDERSON (PA-C)
27500 168th Pl SE
Covington, WA 980425563
Phone: (253) 395-2006
Fax: (253) 395-1977
Type: Location
12005 Meridian E Ste 101
Puyallup, WA 983733423
Phone: (253) 215-1095
Fax: (253) 215-1096
Type: Location
10th Street Southeast, Puyallup, Pierce County, Washington, 93374, United States
PUYALLUP, WA 983742188
Phone: (253) 848-5951
Fax: (253) 845-7073
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $89.
Total Amount is formed as General ($89) + Research ($0) + Ownership ($0) = $89.
Last reported payment date: 2024-12-06 • Largest payer in this snapshot: Genentech USA, Inc. ($70).
Total Amount
$89
General + Research + Ownership
Payments
2
Total payment records
General Amount
$89
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-06
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Genentech USA, Inc. | $70 |
| AIMMUNE THERAPEUTICS, INC. | $19 |
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: 2007-01-04
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 |
|---|---|---|---|---|
| I20070104000133 | I | Physician Assistant | WA | 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 |
|---|---|---|---|---|
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 21 | 21 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 12 | 11 | $0 |
Insurance plans in this area (ZIP 98042)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WA | |
| Physician Assistant | WA | |
| - | WA | |
| - | WA | |
| - | WA | |
| - | WA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | WA | |
| - | WA | |
| - | WA | |
| - | WA |
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