DERRICK WILLIAMSON (DO) – Family Medicine Physician, NPI 1215922059
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,418 FAMILY PRACTICE in MI
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Provider Addresses for DERRICK WILLIAMSON (DO)
7 Mile Road, Livonia, Wayne County, Michigan, 48267, United States
LIVONIA, MI 481523501
Phone:
Type: Mailing
20755 GREENFIELD RD STE 100
SOUTHFIELD, MI 480755400
Phone: (947) 282-5009
Fax: (248) 809-2319
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 41 Open Payments records for all available years, with a total value of $9,195.
Total Amount is formed as General ($4,683) + Research ($4,512) + Ownership ($0) = $9,195.
Last reported payment date: 2024-09-20 • Largest payer in this snapshot: ModernaTX, Inc. ($3,851).
Total Amount
$9,195
General + Research + Ownership
Payments
41
Total payment records
General Amount
$4,683
General payments
Research Amount
$4,512
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ModernaTX, Inc. | $3,851 |
| Eli Lilly and Company | $3,027 |
| SANOFI US SERVICES INC. | $1,485 |
| AstraZeneca Pharmaceuticals LP | $758 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $24 |
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: 2008-02-01
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 |
|---|---|---|---|---|
| I20080201000541 | I | Family Practice | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 83 | 13 | $0 |
| 99497 | Advance care planning, first 30 minutes | 15 | 12 | $0 |
Insurance plans in this area (ZIP 48152)
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