CHELSEA POSENJAK – Certified Registered Nurse Anesthetist, NPI 1003293127
Certified Registered Nurse Anesthetist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
987 CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) in WA
Provider Addresses for CHELSEA POSENJAK
PO BOX 94645
SEATTLE, WA 981246945
Phone: (509) 474-3131
Type: Mailing
101 W 8TH AVE
SPOKANE, WA 992042307
Phone: (509) 474-3131
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 $13.
Total Amount is formed as General ($13) + Research ($0) + Ownership ($0) = $13.
Last reported payment date: 2023-06-08 • Largest payer in this snapshot: Merck Sharp & Dohme LLC ($13).
Total Amount
$13
General + Research + Ownership
Payments
1
Total payment records
General Amount
$13
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-06-08
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Merck Sharp & Dohme LLC | $13 |
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: 2015-07-30
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 |
|---|---|---|---|---|
| I20150730011947 | I | Certified Registered Nurse Anesthetist (Crna) | WA | 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 | 18 | 18 | $0 |
| 01214 | Anesthesia for total hip replacement | 12 | 12 | $0 |
| 01402 | Anesthesia for procedure for total knee joint replacement | 11 | 11 | $0 |
| 01638 | Anesthesia for open or endoscopic total shoulder joint replacement | 11 | 11 | $0 |
Insurance plans in this area (ZIP 98124)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CERTIFIED REGISTERED NURSE ANESTHET | WA | 01402 | Anesthesia for open or endoscopic total knee joint replacement | 11 | 11 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| A N E S T H E S I O L O G Y | OH | |
| - | WA | |
| Certified Registered Nurse Anesthetist (Crna) | MO | |
| Certified Registered Nurse Anesthetist (Crna) | TX | |
| A N E S T H E S I O L O G Y | WA | |
| A N E S T H E S I O L O G Y | IL | |
| Certified Registered Nurse Anesthetist (Crna) | KS | |
| A N E S T H E S I O L O G Y | WA | |
| A N E S T H E S I O L O G Y | FL | |
| Certified Registered Nurse Anesthetist (Crna) | WA |
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