DR. MATTHEW WILLIAM PENNINGTON (MD, PHD) – Critical Care Medicine (Anesthesiology) Physician, NPI 1043509052
Critical Care Medicine (Anesthesiology) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,514 ANESTHESIOLOGY in WA
Provider Addresses for DR. MATTHEW WILLIAM PENNINGTON (MD, PHD)
3223 CONKLING PL W
SEATTLE, WA 981191833
Phone: (734) 330-0488
Type: Mailing
1959 NE PACIFIC ST BD 1469
UNIVERSITY OF WASHINGTON
SEATTLE, WA 981956540
Phone: (734) 330-0488
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $43.
Total Amount is formed as General ($43) + Research ($0) + Ownership ($0) = $43.
Last reported payment date: 2023-06-13 • Largest payer in this snapshot: Edwards Lifesciences Corporation ($43).
Total Amount
$43
General + Research + Ownership
Payments
1
Total payment records
General Amount
$43
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-06-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Edwards Lifesciences Corporation | $43 |
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: 2024-10-16
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 |
|---|---|---|---|---|
| I20241016000215 | I | Anesthesiology | TX | 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 |
|---|---|---|---|---|
| 00320 | Anesthesia for other procedure on neck area (1 year or older) | 25 | 23 | $0 |
| 36620 | Insertion of artery tube for blood sampling or infusion through skin | 18 | 18 | $0 |
Insurance plans in this area (ZIP 98119)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| N E U R O S U R G E R Y | WA | |
| Family Practice | AK | |
| - | AK | |
| Internal Medicine | NY | |
| - | AK | |
| Diagnostic Radiology | NC | |
| Nurse Practitioner | AK | |
| A N E S T H E S I O L O G Y | IN | |
| Certified Nurse Midwife (Cnm) | AK | |
| - | AK |
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.