MR. LEON S BROOK (CRNA) – Certified Registered Nurse Anesthetist, NPI 1811947708
Certified Registered Nurse Anesthetist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,281 CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) in TX
Provider Addresses for MR. LEON S BROOK (CRNA)
PO BOX 4107
POCATELLO, ID 832054107
Phone: (208) 232-7760
Fax: (208) 232-1950
Type: Mailing
1600 Wallace Blvd
Amarillo, TX 791061789
Phone: (806) 212-2000
Type: Location
368 E Riverside Dr Ste B
St George, UT 847906898
Phone: (435) 767-0404
Type: Location
365 Montauk Ave
New London, CT 063204700
Phone: (203) 688-0715
Type: Location
52 Hazelnut Hill Rd
Groton, CT 063403268
Phone: (203) 688-0715
Type: Location
2240 E 2540 S
ST GEORGE, UT 847906540
Phone: (208) 241-0591
Type: Mailing
585 E RIVERSIDE DR STE 100
ST GEORGE, UT 847907141
Phone: (435) 310-5414
Type: Location
Portneuf Medical Center, 777, Hospital Way, Pocatello, Bannock County, Idaho, 83201, United States
POCATELLO, ID 832015175
Phone: (208) 239-1000
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $66.
Total Amount is formed as General ($66) + Research ($0) + Ownership ($0) = $66.
Last reported payment date: 2024-11-18 • Largest payer in this snapshot: Merck Sharp & Dohme LLC ($66).
Total Amount
$66
General + Research + Ownership
Payments
4
Total payment records
General Amount
$66
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Merck Sharp & Dohme LLC | $66 |
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: 2025-08-11
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 5 Medicare enrollment records; no due dates published yet.
Enrollment records
5
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 |
|---|---|---|---|---|
| I20181206002962 | I | Certified Registered Nurse Anesthetist (Crna) | TX | TBD |
| I20210630003707 | I | Certified Registered Nurse Anesthetist (Crna) | AZ | TBD |
| I20230831001922 | I | Certified Registered Nurse Anesthetist (Crna) | UT | TBD |
| I20250218000256 | I | Certified Registered Nurse Anesthetist (Crna) | CT | TBD |
| I20250811003892 | I | Certified Registered Nurse Anesthetist (Crna) | KS | 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 |
|---|---|---|---|---|
| 01402 | Anesthesia for procedure for total knee joint replacement | 24 | 24 | $0 |
Insurance plans in this area (ZIP 83205)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CERTIFIED REGISTERED NURSE ANESTHET | ID | 00142 | Anesthesia for lens surgery | 14 | 14 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | CT | |
| - | CT | |
| - | CT | |
| Internal Medicine | NJ | |
| Hospitalist, Internal Medicine | CT | |
| - | CT | |
| - | CT | |
| Internal Medicine | CT | |
| Nurse Practitioner | CT | |
| Physician Assistant | CT |
Reviews
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