DENNIS MICHAEL NIEKRO (NP) – Nurse Practitioner, NPI 1114207347
Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
16,353 NURSE PRACTITIONER in CA
Provider Addresses for DENNIS MICHAEL NIEKRO (NP)
5 HARRIS CT BLDG T
SUITE 201
MONTEREY, CA 939405750
Phone: (831) 375-4105
Fax: (831) 372-5722
Type: Mailing
PO BOX HH
MONTEREY, CA 93942
Phone: (831) 625-4975
Fax: (831) 625-4952
Type: Mailing
23845 HOLMAN HWY STE 315B
MONTEREY, CA 939405900
Phone: (831) 625-4975
Fax: (831) 625-4952
Type: Location
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 $47.
Total Amount is formed as General ($47) + Research ($0) + Ownership ($0) = $47.
Last reported payment date: 2023-02-28 • Largest payer in this snapshot: CTI BioPharma Corp. ($27).
Total Amount
$47
General + Research + Ownership
Payments
2
Total payment records
General Amount
$47
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-02-28
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| CTI BioPharma Corp. | $27 |
| Janssen Biotech, Inc. | $20 |
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: 2016-12-22
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 |
|---|---|---|---|---|
| I20161222000451 | I | Nurse Practitioner | CA | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 93940)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology) | CA | |
| N E U R O L O G Y | CA | |
| Marriage And Family Therapist | CA | |
| Nurse Practitioner | CA | |
| Emergency Medicine | NM | |
| Nurse Practitioner | CA | |
| P A T H O L O G Y | CA | |
| N E U R O L O G Y | CA | |
| - | CA | |
| Cardiac Electrophysiology, Cardiovascular Disease (Cardiology), Internal Medicine | CA |
Reviews
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