MICHAEL L MERKEY (MD) – Neurology Physician, NPI 1568555886
Neurology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for MICHAEL L MERKEY (MD)
Norman Post Office, West Gray Street, Norman, Cleveland County, Oklahoma, 73069, United States
NORMAN, OK 730701330
Phone: (405) 307-5700
Fax: (405) 307-5704
Type: Mailing
724, 24th Avenue Northwest, Norman, Cleveland County, Oklahoma, 73069, United States
SUITE 220
NORMAN, OK 730696218
Phone: (405) 307-5700
Fax: (405) 307-5704
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 74 Open Payments records for all available years, with a total value of $1,453.
Total Amount is formed as General ($1,453) + Research ($0) + Ownership ($0) = $1,453.
Last reported payment date: 2024-12-04 • Largest payer in this snapshot: ABBVIE INC. ($457).
Total Amount
$1,453
General + Research + Ownership
Payments
74
Total payment records
General Amount
$1,453
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $457 |
| ARGENX US, INC. | $164 |
| ACADIA Pharmaceuticals Inc | $107 |
| Novartis Pharmaceuticals Corporation | $100 |
| Amneal Pharmaceuticals LLC | $54 |
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: 2008-07-01
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 |
|---|---|---|---|---|
| I20080701000382 | I | Neurology | OK | 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 | 247 | 215 | $0 |
| 95886 | Needle measurement of electrical activity in arm or leg muscles, complete study | 103 | 74 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 86 | 80 | $0 |
| 95819 | Measurement of brain wave activity (eeg), awake and asleep | 49 | 43 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 45 | 45 | $0 |
Insurance plans in this area (ZIP 73070)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | OK |
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