KATHLEEN J YOST (M.D.) – Medical Oncology Physician, NPI 1780685149
Medical Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for KATHLEEN J YOST (M.D.)
145, Michigan Street Northeast, Grand Rapids, Kent County, Michigan, 49503, United States
SUITE 3100
GRAND RAPIDS, MI 495032562
Phone: (616) 954-9800
Fax: (616) 954-2116
Type: Location
5800 FOREMOST DR SE STE 300
GRAND RAPIDS, MI 495467062
Phone: (616) 954-9800
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 $30.
Total Amount is formed as General ($30) + Research ($0) + Ownership ($0) = $30.
Last reported payment date: 2023-06-15 • Largest payer in this snapshot: Pharmacyclics LLC, an AbbVie Company ($30).
Total Amount
$30
General + Research + Ownership
Payments
1
Total payment records
General Amount
$30
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-06-15
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Pharmacyclics LLC, an AbbVie Company | $30 |
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: 2006-04-27
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 |
|---|---|---|---|---|
| I20060427000632 | I | Hematology/Oncology | 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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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| HEMATOLOGY/ONCOLOGY | MI | 96367 | Infusion into a vein for therapy prevention or diagnosis additional sequential infusion up to 1 hour | 73 | 13 |
| HEMATOLOGY/ONCOLOGY | MI | 96375 | Injection of different drug or substance into a vein for therapy, diagnosis, or prevention | 43 | 11 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MI | |
| Certified Nurse Midwife (Cnm) | MI | |
| Family Practice, General Practice | MI | |
| Physician Assistant | MI | |
| Nurse Practitioner | MI | |
| Family Practice | MI | |
| Nurse Practitioner | MI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MI | |
| Orthopedic Surgery | MI | |
| Nurse Practitioner | MI |
Reviews
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