DR. FERGUS MUNRO PEACOCK (M.D.) – Internal Medicine Physician, NPI 1245479971
Internal Medicine Physician
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Profile Insights
NPPES metrics only — not quality of care.
7,218 INTERNAL MEDICINE in MI
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Provider Addresses for DR. FERGUS MUNRO PEACOCK (M.D.)
Spectrum Health Pennock, 1009, West Green Street, Hastings, Barry County, Michigan, 49058, United States
HASTINGS, MI 490581710
Phone: (269) 945-1212
Type: Location
100 MICHIGAN ST NE # MC845
GRAND RAPIDS, MI 495032560
Phone:
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2011-10-18
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 |
|---|---|---|---|---|
| I20111018000380 | I | Internal 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 111 | 59 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 78 | 39 | $0 |
| 99239 | Hospital discharge day management, more than 30 minutes | 65 | 64 | $0 |
| 99291 | Critical care, first 30-74 minutes | 31 | 19 | $0 |
| 32555 | Aspiration of fluid from chest cavity using imaging guidance | 20 | 17 | $0 |
Insurance plans in this area (ZIP 49058)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Critical Care (Intensivists) | IL | |
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| Physician Assistant | MI | |
| - | MI | |
| Vascular Surgery | IL | |
| - | MI | |
| - | MI | |
| A N E S T H E S I O L O G Y | TX | |
| Clinical Social Worker | MI |
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