NPPES file of Aug 9, 2026

Troy E. Stiefvater, CRNA

Certified Registered Nurse Anesthetist · Little Rock, AR

Troy E. Stiefvater, CRNA is a certified registered nurse anesthetist with a practice address in Little Rock, Arkansas, and NPI 1164410544, issued on Oct 11, 2005. Check the license (Arkansas C01310, as entered in NPPES) with the Arkansas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1164410544
Name
Troy E. Stiefvater
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
C01310 AR
Self-reported in NPPES; status is on the state search
Practice location
11401 Interstate 30, Little Rock, AR 72209
Phone
(501) 455-7100
Enumerated
Oct 11, 2005
Record last updated
Mar 28, 2008 (not updated in 18 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20031206000031); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 11401 Interstate 30

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Justin Billins, CRNACertified Registered Nurse Anesthetist1225135783
  2. Christopher Carlin, CRNACertified Registered Nurse Anesthetist1447248737
  3. Kevin Crowder, CRNACertified Registered Nurse Anesthetist1902894223
  4. Joseph Diorio, CRNACertified Registered Nurse Anesthetist1992793665
  5. Carl Gray, CRNACertified Registered Nurse Anesthetist1417945148
  6. Lisa Green, LPCProfessional Counselor1639409444

Verify Troy E. Stiefvater in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arkansas board licenses this profession
    Search for license C01310
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Arkansas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $65.91

4 payments; by number, the most common kind was food and beverage; the largest payer was Phathom Pharmaceuticals, Inc. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Troy Stiefvater$65.91
  2. Specialty average$135.08

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Asc Anesthesia PLLCLittle Rock, AR

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Troy E. Stiefvater among 824 certified registered nurse anesthetist records in Arkansas

Troy E. Stiefvater, CRNA is one of 824 certified registered nurse anesthetist records with a practice address in Arkansas. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 92% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 77% of these records are
  • Graduated2001 · median 2013 among the 630 with a school on file
  • Record last updated2008 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Arkansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

294 certified registered nurse anesthetist records list a practice address in Little Rock

They are 294 of the 13,172 NPPES records with a practice address in Little Rock, and 824 certified registered nurse anesthetist records in Arkansas.

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. Justin Billins, CRNALittle Rock, AR 722091225135783
  2. Christopher Carlin, CRNALittle Rock, AR 722091447248737
  3. Kevin Crowder, CRNALittle Rock, AR 722091902894223
  4. Joseph Diorio, CRNALittle Rock, AR 722091992793665
  5. Carl Gray, CRNALittle Rock, AR 722091417945148
  6. Barbara Lenarduzzi, CRNALittle Rock, AR 722091033181235
  7. Francis Scheidweiler, CRNALittle Rock, AR 722091790773489
  8. John Sims, CRNALittle Rock, AR 722101619233475

Common questions

What is Troy E. Stiefvater, CRNA's NPI number?

Troy E. Stiefvater, CRNA's National Provider Identifier (NPI) is 1164410544, issued on Oct 11, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Troy E. Stiefvater, CRNA located?

The NPPES record lists a practice address at 11401 Interstate 30, Little Rock, AR, 72209. Phone: (501) 455-7100. Providers update this record themselves, so call before visiting.

How can I verify Troy E. Stiefvater, CRNA's license?

NPPES lists Arkansas license number C01310, as entered by the provider. Search the Arkansas board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.