AI YAMASAKI (MD) – Pediatric Hospice and Palliative Medicine Physician, NPI 1376105122
Pediatric Hospice and Palliative Medicine Physician
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Profile Insights
NPPES metrics only — not quality of care.
1,204 PEDIATRIC MEDICINE in MI
Provider Addresses for AI YAMASAKI (MD)
330 BARCLAY AVE NE STE 300
GRAND RAPIDS, MI 495032527
Phone:
Type: Mailing
35 MICHIGAN ST NE STE 5301
GRAND RAPIDS, MI 495032530
Phone: (616) 391-8842
Type: Mailing
100 MICHIGAN ST NE # MC845
GRAND RAPIDS, MI 495032560
Phone:
Type: Mailing
25 MICHIGAN ST NE STE 2100
GRAND RAPIDS, MI 495032526
Phone: (616) 391-8842
Fax: (616) 391-2978
Type: Location
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 $54.
Total Amount is formed as General ($54) + Research ($0) + Ownership ($0) = $54.
Last reported payment date: 2023-04-21 • Largest payer in this snapshot: Medtronic, Inc. ($54).
Total Amount
$54
General + Research + Ownership
Payments
1
Total payment records
General Amount
$54
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-04-21
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Medtronic, Inc. | $54 |
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: 2025-06-09
PECOS data refreshed: 2026-06-15
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20230519000787 | I | Pediatric Medicine | MA | TBD |
| I20250609001595 | I | Pediatric Medicine | MI | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 49503)
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