MARK NEHLER (MD) – Vascular Surgery Physician, NPI 1548354871
Vascular Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
103 VASCULAR SURGERY in CO
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Provider Addresses for MARK NEHLER (MD)
PO BOX 110429
AURORA, CO 800420429
Phone: (303) 493-7000
Type: Mailing
University of Colorado Hospital, 12605, East 16th Avenue, Aurora, Adams County, Colorado, 80045, United States
AURORA, CO 800452545
Phone: (720) 848-0000
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $656.
Total Amount is formed as General ($656) + Research ($0) + Ownership ($0) = $656.
Last reported payment date: 2024-09-27 • Largest payer in this snapshot: W. L. Gore & Associates, Inc. ($163).
Total Amount
$656
General + Research + Ownership
Payments
6
Total payment records
General Amount
$656
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-27
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| W. L. Gore & Associates, Inc. | $163 |
| Abbott Laboratories | $149 |
| Penumbra, Inc. | $144 |
| Bolton Medical Inc | $138 |
| Intuitive Surgical, Inc. | $38 |
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: 2004-07-30
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 |
|---|---|---|---|---|
| I20040730000861 | I | Vascular Surgery | CO | 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 |
|---|---|---|---|---|
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 28 | 25 | $0 |
| 99202 | New patient office or other outpatient visit, 15-29 minutes | 23 | 23 | $0 |
Insurance plans in this area (ZIP 80042)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CO | |
| Family Practice | CO | |
| Advanced Heart Failure And Transplant Cardiology, Cardiac Electrophysiology, Cardiovascular Disease (Cardiology), Internal Medicine | CO | |
| Emergency Medicine | CO | |
| Emergency Medicine | CO | |
| - | CO | |
| - | CO | |
| Emergency Medicine | CO | |
| - | CO | |
| - | CO |
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