JULIE M GRELEWICZ (PA) – Physician Assistant, NPI 1790778397
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
6,066 PHYSICIAN ASSISTANT in MI
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Provider Addresses for JULIE M GRELEWICZ (PA)
1675, Leahy Street, Muskegon, Muskegon County, Michigan, 49442, United States
SUITE 324B
MUSKEGON, MI 494425500
Phone: (231) 726-5075
Fax: (231) 722-1827
Type: Location
PO BOX 1847
MUSKEGON, MI 494431847
Phone: (231) 727-4444
Fax: (231) 727-4451
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $74.
Total Amount is formed as General ($74) + Research ($0) + Ownership ($0) = $74.
Last reported payment date: 2024-06-27 • Largest payer in this snapshot: Lilly USA, LLC ($22).
Total Amount
$74
General + Research + Ownership
Payments
4
Total payment records
General Amount
$74
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-27
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Lilly USA, LLC | $22 |
| Celltrion USA Inc. | $20 |
| Organon LLC | $17 |
| Phathom Pharmaceuticals, Inc. | $15 |
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: 2004-03-23
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 |
|---|---|---|---|---|
| I20040323001165 | I | Physician Assistant | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 43 | 40 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 39 | 39 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 31 | 28 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 30 | 30 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 11 | 11 | $0 |
Insurance plans in this area (ZIP 49442)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| G A S T R O E N T E R O L O G Y | IN | |
| Physician Assistant | MI | |
| N E U R O L O G Y | MI | |
| Physician Assistant | MI | |
| N E U R O S U R G E R Y | MI | |
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| Gastroenterology, Internal Medicine | MI | |
| Physician Assistant | MI |
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