NATHANIEL BRADFORD ALLEN (CRNA) – Certified Registered Nurse Anesthetist, NPI 1689148223
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 NATHANIEL BRADFORD ALLEN (CRNA)
203 S Western Ave
Tonasket, WA 988558803
Phone: (509) 486-2151
Type: Location
18730, Northwest Astoria Drive, Somerset West, Tanasbourne, Portland, Metro, Washington County, Oregon, 97229, United States
PORTLAND, OR 972293200
Phone: (541) 556-9334
Type: Mailing
Sheridan Healthcorp, Inc., 7700, West Sunrise Boulevard, Sunrise Heights, Plantation, Broward County, Florida, 33322, United States
PLANTATION, FL 333224113
Phone: (800) 437-2672
Type: Location
540 LONGFIELD RD
FINCASTLE, VA 240904409
Phone: (541) 556-9334
Type: Mailing
1900 ELECTRIC RD
SALEM, VA 241537494
Phone: (540) 776-4000
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2023-09-18
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 |
|---|---|---|---|---|
| I20230918001397 | I | Certified Registered Nurse Anesthetist (Crna) | VA | 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 98855)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| A N E S T H E S I O L O G Y | NM | |
| Certified Registered Nurse Anesthetist (Crna) | VA | |
| Certified Registered Nurse Anesthetist (Crna) | VA | |
| Certified Registered Nurse Anesthetist (Crna) | VA | |
| A N E S T H E S I O L O G Y | NC | |
| Certified Registered Nurse Anesthetist (Crna) | PA | |
| Certified Registered Nurse Anesthetist (Crna) | VA | |
| Certified Registered Nurse Anesthetist (Crna) | VA | |
| Certified Registered Nurse Anesthetist (Crna) | VA | |
| A N E S T H E S I O L O G Y | VA |
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