Margaret Patricia O'Halloran, CRNA
Certified Registered Nurse Anesthetist · Fort Myers, FL
Margaret Patricia O'Halloran, CRNA is a certified registered nurse anesthetist with a practice address in Fort Myers, Florida, and NPI 1356545248, issued on Jun 13, 2007. Check the license (Florida ARNP2858432, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Margaret Patricia O'Halloran
- Credential
- CRNA
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License number
- ARNP2858432 FL
Self-reported in NPPES; status is on the state search - Practice location
- 3949 Evans Ave, Fort Myers, FL 33901
- Phone
- (239) 939-2622
- Enumerated
- Jun 13, 2007
- Record last updated
- Jun 24, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (239) 939-0151
- Medicare enrollment
- Enrolled (PECOS I20240410002032); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 6,367 in Florida → Look up another NPI →
Also registered at 3949 Evans Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mary Bass, M.D.Anesthesiology Physician1902951718
- Carrie Blount, LMHCMental Health Counselor1669678801
- Jane Cifarelli, CRNACertified Registered Nurse Anesthetist1174597157
- Jason Combs, CRNACertified Registered Nurse Anesthetist1841546611
- Kelly Donatelli, CRNACertified Registered Nurse Anesthetist1437123486
- Kristina Frankinburger, CRNACertified Registered Nurse Anesthetist1386634467
Verify Margaret Patricia O'Halloran in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ARNP2858432Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Eastern Maine Medical CenterBangor, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret Patricia O'Halloran among 6,367 certified registered nurse anesthetist records in Florida
Margaret Patricia O'Halloran, CRNA is one of 6,367 certified registered nurse anesthetist records with a practice address in Florida. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 30% of them.
- NPI issued2007 · 30% of these records are older, 65% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2007 · median 2014 among the 4,741 with a school on file
- Record last updated2009 · 54% 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 Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
202 certified registered nurse anesthetist records list a practice address in Fort Myers
They are 202 of the 7,949 NPPES records with a practice address in Fort Myers, and 6,367 certified registered nurse anesthetist records in Florida.
All 6,367 in Florida → Every provider in Fort Myers → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Michael Altieri, CRNAFt Myers, FL 339011336138320
- John Blower, CRNAFt Myers, FL 339011316940992
- Crystal Carr, CRNAFt Myers, FL 339011649269630
- Alexander Chang, CRNAFt Myers, FL 339011164412060
- Peggy Cuderman, CRNAFt Myers, FL 339011568451599
- Steve Dalton, CRNAFt Myers, FL 339011083603013
- Dixie Dudley, CRNAFt Myers, FL 339011487644415
- Cynthia Edwards, CRNAFort Myers, FL 339011699765628
Common questions
What is Margaret Patricia O'Halloran, CRNA's NPI number?
Margaret Patricia O'Halloran, CRNA's National Provider Identifier (NPI) is 1356545248, issued on Jun 13, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Patricia O'Halloran, CRNA located?
The NPPES record lists a practice address at 3949 Evans Ave, Fort Myers, FL, 33901. Phone: (239) 939-2622. Providers update this record themselves, so call before visiting.
How can I verify Margaret Patricia O'Halloran, CRNA's license?
NPPES lists Florida license number ARNP2858432, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.