TRICIA M NIELSEN (CRNA) – Certified Registered Nurse Anesthetist, NPI 1164082038
Certified Registered Nurse Anesthetist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,060 CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) in AZ
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Provider Addresses for TRICIA M NIELSEN (CRNA)
East Thomas Road, Encanto, Phoenix, Maricopa County, Arizona, 85012-3114, United States
PHOENIX, AZ 850168034
Phone: (602) 470-5000
Fax: (602) 470-5064
Type: Mailing
Maricopa Medical Center, 2601, East Roosevelt Street, Phoenix, Maricopa County, Arizona, 85008, United States
PHOENIX, AZ 850084973
Phone: (602) 344-5011
Fax: (602) 344-0779
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $123.
Total Amount is formed as General ($123) + Research ($0) + Ownership ($0) = $123.
Last reported payment date: 2023-09-27 • Largest payer in this snapshot: CSL Behring ($123).
Total Amount
$123
General + Research + Ownership
Payments
1
Total payment records
General Amount
$123
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-09-27
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| CSL Behring | $123 |
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: 2019-09-20
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 |
|---|---|---|---|---|
| I20190920001625 | I | Certified Registered Nurse Anesthetist (Crna) | AZ | 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 |
|---|---|---|---|---|
| 00142 | Anesthesia for lens surgery | 58 | 53 | $0 |
| 01938 | Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance | 25 | 25 | $0 |
| 01940 | Anesthesia for nerve destruction procedures on spine or spinal cord of lower back accessed through skin using imaging guidance | 18 | 17 | $0 |
| 00103 | Anesthesia for procedure on eyelid | 16 | 16 | $0 |
| 00140 | Anesthesia for other procedure on eye | 14 | 13 | $0 |
Insurance plans in this area (ZIP 85016)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | AZ | |
| Certified Registered Nurse Anesthetist (Crna) | AZ | |
| Diagnostic Radiology | AZ | |
| Nurse Practitioner | PA | |
| Interventional Radiology | WA | |
| Interventional Radiology | NV | |
| Diagnostic Radiology, Interventional Radiology | PA | |
| N E U R O S U R G E R Y | TX | |
| Physician Assistant | AZ | |
| Interventional Radiology | CA |
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