Sarah O'Leary, DNP
Certified Registered Nurse Anesthetist · Chesterfield, MO
Sarah O'Leary, DNP is a certified registered nurse anesthetist with a practice address in Chesterfield, Missouri, and NPI 1871086900, issued on Jun 13, 2018. Check the license (Missouri 2018018636, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sarah O'Leary
- Credential
- DNP
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License number
- 2018018636 MO
Self-reported in NPPES; status is on the state search - Practice location
- 232 S Woods Mill RD, Chesterfield, MO 63017
- Phone
- (314) 434-1500
- Enumerated
- Jun 13, 2018
- Record last updated
- Jun 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20180621000582); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 2,069 in Missouri → Look up another NPI →
Also registered at 232 S Woods Mill RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sarah O'Leary in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2018018636Check 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 2 group practices
- Comprehensive Anesthesia Care PCChesterfield, MO
- Western Anesthesiology Associates IncWashington, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sarah O'Leary among 2,069 certified registered nurse anesthetist records in Missouri
Sarah O'Leary, DNP is one of 2,069 certified registered nurse anesthetist records with a practice address in Missouri. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 72% of them.
- NPI issued2018 · 72% of these records are older, 25% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2018 · median 2013 among the 1,508 with a school on file
- Record last updated2018 · 50% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
72 certified registered nurse anesthetist records list a practice address in Chesterfield
They are 72 of the 2,132 NPPES records with a practice address in Chesterfield, and 2,069 certified registered nurse anesthetist records in Missouri.
All 2,069 in Missouri → Every provider in Chesterfield → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Melvin Arcelona, CRNAChesterfield, MO 630171043320195
- Christopher Benigno, CRNAChesterfield, MO 630171578554341
- Neal Brunkhorst, CRNAChesterfield, MO 630171740391440
- Jinia Chatterton, CRNAChesterfield, MO 630171891805941
- Janice Daniels, CRNAChesterfield, MO 630171538141270
- Margaret Delaney, CRNAChesterfield, MO 630171629188776
- William Digman, CRNAChesterfield, MO 630171932219011
- Phyllis Edwards, CRNAChesterfield, MO 630171831209915
Common questions
What is Sarah O'Leary, DNP's NPI number?
Sarah O'Leary, DNP's National Provider Identifier (NPI) is 1871086900, issued on Jun 13, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Sarah O'Leary, DNP located?
The NPPES record lists a practice address at 232 S Woods Mill RD, Chesterfield, MO, 63017. Phone: (314) 434-1500. Providers update this record themselves, so call before visiting.
How can I verify Sarah O'Leary, DNP's license?
NPPES lists Missouri license number 2018018636, as entered by the provider. Search the Missouri 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.