LEON R DEMERS (PA) – Physician Assistant, NPI 1598700973
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for LEON R DEMERS (PA)
Biddle Subdivision, Wyandotte, Wayne County, Michigan, United States
WYANDOTTE, MI 481924668
Phone: (313) 284-9400
Type: Location
Emergency Physicians Medical Group, 2000, Green Road, Ann Arbor, Washtenaw County, Michigan, 48105, United States
SUITE 300
ANN ARBOR, MI 481051598
Phone: (734) 995-3764
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $53.
Total Amount is formed as General ($53) + Research ($0) + Ownership ($0) = $53.
Last reported payment date: 2024-10-08 • Largest payer in this snapshot: Sonex Health, Inc. ($29).
Total Amount
$53
General + Research + Ownership
Payments
2
Total payment records
General Amount
$53
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-08
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Sonex Health, Inc. | $29 |
| PFIZER INC. | $25 |
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: 2007-07-31
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 |
|---|---|---|---|---|
| I20070731000410 | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 82 | 73 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 30 | 28 | $0 |
| 81003 | Automated urinalysis test | 21 | 16 | $0 |
Insurance plans in this area (ZIP 48192)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Certified Registered Nurse Anesthetist (Crna) | MI | |
| Nurse Practitioner | MI | |
| A N E S T H E S I O L O G Y | IL | |
| Nurse Practitioner | MI | |
| - | MI | |
| - | NC | |
| - | MI | |
| Physician Assistant | MI | |
| Certified Registered Nurse Anesthetist (Crna) | MI | |
| Certified Registered Nurse Anesthetist (Crna) | MI |
Reviews
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