DR. KELLY MASON (DO) – Family Medicine Physician, NPI 1003848979
Family Medicine Physician
Main info
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DR. KELLY MASON (DO)
1 GENESYS PKWY
GRAND BLANC, MI 484398065
Phone: (810) 606-5000
Type: Mailing
Baldwin Avenue, Pontiac, Oakland County, Michigan, 48342, United States
PONTIAC, MI 483401168
Phone: (248) 334-4962
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 27 Open Payments records for all available years, with a total value of $2,139.
Total Amount is formed as General ($2,139) + Research ($0) + Ownership ($0) = $2,139.
Last reported payment date: 2024-12-10 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($517).
Total Amount
$2,139
General + Research + Ownership
Payments
27
Total payment records
General Amount
$2,139
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $517 |
| GENZYME CORPORATION | $358 |
| ABBVIE INC. | $233 |
| Penumbra, Inc. | $125 |
| Novo Nordisk Inc | $125 |
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: 2008-08-13
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 |
|---|---|---|---|---|
| I20080813000623 | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 48439)
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