AMY CALLAN WALKER (M.D.) – Emergency Medicine Physician, NPI 1407201403
Emergency Medicine Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for AMY CALLAN WALKER (M.D.)
325 9TH AVE
BOX 359702
SEATTLE, WA 981042420
Phone: (434) 989-8061
Type: Mailing
201 16TH AVE E
SEATTLE, WA 981125226
Phone: (206) 326-3000
Type: Mailing
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 $700.
Total Amount is formed as General ($700) + Research ($0) + Ownership ($0) = $700.
Last reported payment date: 2024-04-24 • Largest payer in this snapshot: FUJIFILM Sonosite, Inc. ($700).
Total Amount
$700
General + Research + Ownership
Payments
1
Total payment records
General Amount
$700
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-04-24
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| FUJIFILM Sonosite, Inc. | $700 |
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: 2020-05-19
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 |
|---|---|---|---|---|
| I20200519001898 | I | Emergency Medicine | 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 |
|---|---|---|---|---|
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 129 | 117 | $0 |
| 99285 | Emergency department visit with high level of medical decision making | 110 | 110 | $0 |
| 99291 | Critical care, first 30-74 minutes | 50 | 49 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 30 | 30 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 15 | 15 | $0 |
Insurance plans in this area (ZIP 98104)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | KS | |
| - | WA | |
| Emergency Medicine | WA | |
| Emergency Medicine | WA | |
| Emergency Medicine | WA | |
| Emergency Medicine | CA | |
| Emergency Medicine | WA | |
| Emergency Medicine | DE | |
| Emergency Medicine | WA | |
| Emergency Medicine | NV |
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