NPPES file of Aug 9, 2026

Lawrence Keister, RN, BSN, MSN, CRNA

Certified Registered Nurse Anesthetist · Gilbert, AZ

Lawrence Keister, RN, BSN, MSN, CRNA is a certified registered nurse anesthetist with a practice address in Gilbert, Arizona, and NPI 1942488838, issued on Feb 4, 2008. Check the license with the Arizona 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
1942488838
Name
Lawrence Keister
Credential
RN, BSN, MSN, CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
316241 OH
Self-reported in NPPES; status is on the state search
Practice location
4096 E Claxton Ave, Gilbert, AZ 85297
Phone
(480) 636-8668
Enumerated
Feb 4, 2008
Record last updated
Dec 15, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(480) 636-8668
Medicare enrollment
Enrolled (PECOS I20210901001077); 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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8 nearest certified registered nurse anesthetist records → All 1,100 in Arizona → Look up another NPI →

Verify Lawrence Keister in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this professionCheck 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 Arizona license search

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Industry payments in 2024: $15.38

1 payment: food and beverage; the largest payer was Merck Sharp & Dohme LLC. 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. Lawrence Keister$15.38
  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. Kentucky Anesthesia Group PscParis, KY

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

Lawrence Keister among 1,100 certified registered nurse anesthetist records in Arizona

Lawrence Keister, RN, BSN, MSN, CRNA is one of 1,100 certified registered nurse anesthetist records with a practice address in Arizona. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 28% of them.

  • NPI issued2008 · 28% of these records are older, 70% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 81% of these records are
  • Graduated2007 · median 2017 among the 891 with a school on file
  • Record last updated2009 · 43% 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Certified Registered Nurse Anesthetist providers in Arizona

There are 1,100 certified registered nurse anesthetist records in Arizona.

All 1,100 in Arizona → Every provider in Gilbert → Certified Registered Nurse Anesthetist nationwide →

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

  1. Thomas Busch, CRNAGilbert, AZ 852971184714131
  2. Patrick NugentGilbert, AZ 852971427690510
  3. Colby Alexander, CRNAGilbert, AZ 852981710091343
  4. Alisha HoweGilbert, AZ 852981053084160
  5. Daryl Nichols, CRNAGilbert, AZ 852961508142167
  6. Candace Brezovec, CRNAGilbert, AZ 852951942494919
  7. Mary Cyr, CRNAGilbert, AZ 852951922728419
  8. Eva Kilbourne, CRNAGilbert, AZ 852951154429264

Common questions

What is Lawrence Keister, RN, BSN, MSN, CRNA's NPI number?

Lawrence Keister, RN, BSN, MSN, CRNA's National Provider Identifier (NPI) is 1942488838, issued on Feb 4, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Lawrence Keister, RN, BSN, MSN, CRNA located?

The NPPES record lists a practice address at 4096 E Claxton Ave, Gilbert, AZ, 85297. Phone: (480) 636-8668. Providers update this record themselves, so call before visiting.

How can I verify Lawrence Keister, RN, BSN, MSN, CRNA's license?

Search the Arizona 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.