Sarah O'Leary, DNP
NPI 1871086900 · Certified Registered Nurse Anesthetist · Chesterfield, MO
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah O'Leary, DNP is a Certified Registered Nurse Anesthetist provider in Chesterfield, MO (NPI 1871086900).
Provider details
- NPI number
- 1871086900
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP
- Sex
- Female
- Sole proprietor
- No
- License
- 2018018636 (MO)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
119 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Anesthesia for Exam of Colon Using an Endoscope00812 | 34 | $115 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 30 | $130 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 19 | $133 |
| Anesthesia for Procedure on Nerves, Muscles, Tendons, and Tissue of Forearm, Wrist, and Hand01810 | 13 | $125 |
| Anesthesia for X-Ray Or Radiation Therapy01922 | 12 | $185 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 11 | $169 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-06-13
- Last updated
- 2018-06-17
Frequently asked questions
- What is Sarah O'Leary's NPI number?
- Sarah O'Leary's National Provider Identifier (NPI) is 1871086900, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah O'Leary's specialty?
- Sarah O'Leary is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sarah O'Leary located?
- Sarah O'Leary's practice location on file with NPPES is 232 S Woods Mill Rd, Chesterfield, MO 63017.
- What is Sarah O'Leary's phone number?
- The practice phone number listed in the NPPES registry for Sarah O'Leary is (314) 434-1500.
- Does Sarah O'Leary accept Medicare?
- Sarah O'Leary is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah O'Leary's NPI active?
- Yes — Sarah O'Leary's NPI (1871086900) is active in the NPPES registry as of the last update on 2018-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.