DR. MICHAEL J MAHON (D.O.) – Dermatology Physician, NPI 1013904549
Dermatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
532 DERMATOLOGY in MI
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Provider Addresses for DR. MICHAEL J MAHON (D.O.)
21141, Middlebelt Road, Farmington Hills, Oakland County, Michigan, 48336, United States
FARMINGTON HILLS, MI 483365516
Phone: (248) 477-7022
Fax: (248) 477-9370
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 101 Open Payments records for all available years, with a total value of $2,010.
Total Amount is formed as General ($2,010) + Research ($0) + Ownership ($0) = $2,010.
Last reported payment date: 2024-12-16 • Largest payer in this snapshot: Novartis Pharmaceuticals Corporation ($200).
Total Amount
$2,010
General + Research + Ownership
Payments
101
Total payment records
General Amount
$2,010
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-16
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novartis Pharmaceuticals Corporation | $200 |
| Janssen Biotech, Inc. | $193 |
| LEO Pharma Inc. | $180 |
| ABBVIE INC. | $169 |
| Regeneron Healthcare Solutions, Inc. | $106 |
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: 2004-03-08
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 |
|---|---|---|---|---|
| I20040308000010 | I | Dermatology | 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 |
|---|---|---|---|---|
| 17003 | Destruction of precancer skin growth, 2-14 growths | 1,908 | 265 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 982 | 530 | $0 |
| 17000 | Destruction of precancer skin growth, 1 growth | 569 | 330 | $0 |
| 17110 | Destruction of skin growth, 1-14 growths | 449 | 273 | $0 |
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 315 | 94 | $0 |
Insurance plans in this area (ZIP 48336)
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