GREGORY J DARDAS (MD) – Neurology Physician, NPI 1750350096
Neurology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for GREGORY J DARDAS (MD)
819 N Shiawassee St Ste 110
Owosso, MI 488671601
Phone: (989) 723-1390
Fax: (989) 725-1415
Type: Location
Garfield Road, Stevens Mill, Auburn, Androscoggin County, Maine, 04210, United States
AUBURN, MI 486119369
Phone: (989) 729-4147
Fax: (989) 729-4157
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 94 Open Payments records for all available years, with a total value of $1,970.
Total Amount is formed as General ($1,970) + Research ($0) + Ownership ($0) = $1,970.
Last reported payment date: 2024-04-04 • Largest payer in this snapshot: ABBVIE INC. ($413).
Total Amount
$1,970
General + Research + Ownership
Payments
94
Total payment records
General Amount
$1,970
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-04-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $413 |
| Biogen, Inc. | $356 |
| Eisai Inc. | $216 |
| Celgene Corporation | $170 |
| Otsuka America Pharmaceutical, Inc. | $99 |
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: 2007-02-07
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 |
|---|---|---|---|---|
| I20070207000137 | I | Neurology | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 228 | 157 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 130 | 110 | $0 |
| 95886 | Needle measurement of electrical activity in arm or leg muscles, complete study | 78 | 45 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 49 | 49 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 24 | 24 | $0 |
Insurance plans in this area (ZIP 48867)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | MI | |
| A N E S T H E S I O L O G Y | IL | |
| Internal Medicine | MI | |
| Nurse Practitioner | MI | |
| - | MI | |
| Physician Assistant | MI | |
| - | MI | |
| Nurse Practitioner | MI | |
| Internal Medicine, Geriatric Medicine | MI | |
| Physician Assistant | MI |
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