DR. COREY FELLOWS (D.O.) – Emergency Medicine Physician, NPI 1144640897
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,157 EMERGENCY MEDICINE in MI
Provider Addresses for DR. COREY FELLOWS (D.O.)
100 MICHIGAN ST NE
GRAND RAPIDS, MI 495032560
Phone: (616) 391-1730
Type: Location
6071 W Outer Dr
Detroit, MI 482352624
Phone: (313) 966-1020
Type: Location
4100 EMBASSY DR SE STE 400
GRAND RAPIDS, MI 495462416
Phone: (616) 988-8220
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 $40.
Total Amount is formed as General ($40) + Research ($0) + Ownership ($0) = $40.
Last reported payment date: 2024-03-21 • Largest payer in this snapshot: Janssen Pharmaceuticals, Inc ($26).
Total Amount
$40
General + Research + Ownership
Payments
2
Total payment records
General Amount
$40
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-03-21
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Janssen Pharmaceuticals, Inc | $26 |
| Genentech USA, Inc. | $14 |
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: 2017-06-27
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 |
|---|---|---|---|---|
| I20170627002176 | I | Emergency 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99285 | Emergency department visit with high level of medical decision making | 137 | 137 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 82 | 82 | $0 |
| 99291 | Critical care, first 30-74 minutes | 27 | 27 | $0 |
Insurance plans in this area (ZIP 49503)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | MI | |
| - | MI | |
| - | NE | |
| - | IL | |
| Emergency Medicine | MI | |
| Emergency Medicine | IL | |
| Nurse Practitioner | MI | |
| Emergency Medicine | MI | |
| Emergency Medicine | MI | |
| Emergency Medicine | MI |
Reviews
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