MR. TROY E STIEFVATER (CRNA) – Certified Registered Nurse Anesthetist, NPI 1164410544
Certified Registered Nurse Anesthetist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
716 CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA) in AR
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Provider Addresses for MR. TROY E STIEFVATER (CRNA)
PO BOX 22390
HOT SPRINGS, AR 719032390
Phone: (800) 235-1415
Type: Mailing
Interstate Drive, Little Rock, Big Rock Township, Pulaski County, Arkansas, 72209, United States
LITTLE ROCK, AR 722097042
Phone: (501) 455-7100
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: 2024-09-20 • Largest payer in this snapshot: Phathom Pharmaceuticals, Inc. ($46).
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
2024-09-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Phathom Pharmaceuticals, Inc. | $46 |
| Merck Sharp & Dohme LLC | $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: 2003-12-06
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 |
|---|---|---|---|---|
| I20031206000031 | I | Certified Registered Nurse Anesthetist (Crna) | AR | 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 | 315 | 256 | $0 |
| 00300 | Anesthesia for other procedure on skin, muscles, or nerves of head, neck, and upper back | 46 | 44 | $0 |
| 00140 | Anesthesia for other procedure on eye | 24 | 21 | $0 |
| 00400 | Anesthesia for other procedure on skin of arms, legs, and front body | 22 | 22 | $0 |
| 00790 | Anesthesia for other procedure on upper abdomen | 15 | 15 | $0 |
Insurance plans in this area (ZIP 71903)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CERTIFIED REGISTERED NURSE ANESTHET | AR | 00790 | Anesthesia for procedure in upper abdomen including use of an endoscope | 20 | 20 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | AR | |
| Certified Registered Nurse Anesthetist (Crna) | AR | |
| Certified Registered Nurse Anesthetist (Crna) | AR | |
| Certified Registered Nurse Anesthetist (Crna) | AR | |
| Certified Registered Nurse Anesthetist (Crna) | AR | |
| Certified Registered Nurse Anesthetist (Crna) | AR |
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