COURTNEY J HARRIS CRNA
NPI 1235764218
Nurse Anesthetist, Certified Registered in O Fallon, IL
About Courtney J Harris Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
COURTNEY J HARRIS CRNA (NPI 1235764218) is an individual nurse anesthetist, certified registered in O Fallon, Illinois, licensed in Illinois (209.020870) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Springfield, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Courtney J Harris Crna is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
7Medicare enrollment records show Courtney Harris reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Louis, MO 63136
- Reassigned Medicare billing, Missouri enrollment
- Medicare enrollment name: Midwest Anesthesia Providers Sc
- 230 clinicians in this Medicare group
Farmington, MO 63640
- Reassigned Medicare billing, Missouri enrollment
- 595 clinicians in this Medicare group
Cuba, MO 65453
- Reassigned Medicare billing, Missouri enrollment
- Also billed through NPI 1245277631 (Missouri)
- 1,487 clinicians in this Medicare group
Columbia, MO 65201
- Reassigned Medicare billing, Missouri enrollment
- 63 clinicians in this Medicare group
Peoria, IL 61615
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Associated Anesthesiologists Sc
- 337 clinicians in this Medicare group
Independence, MO 64055
- Reassigned Medicare billing, Missouri enrollment
- 146 clinicians in this Medicare group
Arlington, TX 76006
- Reassigned Medicare billing, Illinois enrollment
- 735 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 6
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital Springfield
Acute Care Hospitals · Springfield, MOBoone Hospital Center
Acute Care Hospitals · Columbia, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 62269 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
O FALLON, IL 62269
O FALLON, IL 62269
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Courtney Harris's NPI number?
The NPI number for Courtney Harris is 1235764218. It was assigned to this individual provider in the NPPES registry on March 10, 2020.
Where is Courtney Harris located?
Courtney Harris practices at 1 Saint Elizabeth Blvd, O Fallon, IL 62269. The listed phone number is (618) 234-2120.
What is Courtney Harris's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Courtney Harris enrolled in Medicare?
Yes. Courtney Harris is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Courtney Harris's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Courtney Harris reassigns Medicare benefits to 7 organizations: Midwest Anesthesia Providers S.C (Saint Louis, MO), Saint Francis Medical Center (Farmington, MO), Mercy Clinic Springfield Communities (Cuba, MO), Mid-America Anesthesia Consultants, PC (Columbia, MO), Associated Anesthesiologists, S.C. (Peoria, IL) and 2 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Courtney Harris's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Courtney Harris accept?
Health plans from Anthem Blue Cross and Blue Shield list Courtney Harris as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Courtney Harris affiliated with any hospitals?
According to CMS data, Courtney Harris is affiliated with Mercy Hospital Springfield and Boone Hospital Center.
When was this NPI record last updated?
The NPPES record for Courtney Harris was last updated on April 17, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Courtney J Harris, CRNA · NPI 1235764218
Nurse Anesthetist, Certified Registered physician in O Fallon, Illinois. Individual provider, active in the CMS NPPES registry since March 10, 2020.
## Identity
- **NPI:** 1235764218 (Entity type: Individual)
- **Enumerated:** March 10, 2020
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 209.020870 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 SAINT ELIZABETH BLVD, O Fallon, IL 62269-1099
- **Phone:** (618) 234-2120 · **Fax:** (618) 641-5810
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 7 organizations under Medicare reassignment (form CMS-855R): Midwest Anesthesia Providers S.C (NPI 1295189082, Saint Louis, MO); Saint Francis Medical Center (NPI 1013585561, Farmington, MO); Mercy Clinic Springfield Communities (NPI 1063541704, Cuba, MO); Mid-America Anesthesia Consultants, PC (NPI 1083728463, Columbia, MO); Associated Anesthesiologists, S.C. (NPI 1558306480, Peoria, IL); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** April 17, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1235764218) · Data from the CMS NPPES public registry.