RACHELLE M. LEACH MD
NPI 1922023936
Emergency Medicine in Belleville, IL
About Rachelle M. Leach Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RACHELLE M. LEACH MD (NPI 1922023936) is an individual emergency medicine provider in Belleville, Illinois, licensed in Illinois (036-106830) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, is affiliated with Ssm Health St Mary's Hospital -centralia, and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (1999).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 6
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
Rachelle M. Leach Md 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
9Medicare enrollment records show Rachelle Leach reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Cahokia Heights, IL 62207
- Reassigned Medicare billing, Illinois enrollment
- 68 clinicians in this Medicare group
Maryville, IL 62062
- Reassigned Medicare billing, Illinois enrollment
- 124 clinicians in this Medicare group
Sparta, IL 62286
- Reassigned Medicare billing, Illinois enrollment
- 67 clinicians in this Medicare group
Nashville, IL 62263
- Reassigned Medicare billing, Illinois enrollment
- 33 clinicians in this Medicare group
Staunton, IL 62088
- Reassigned Medicare billing, Illinois enrollment
- 121 clinicians in this Medicare group
Centralia, IL 62801
- Reassigned Medicare billing, Illinois enrollment
- 69 clinicians in this Medicare group
Centralia, IL 62801
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: St Marys Hospital Centralia Illinois
- 392 clinicians in this Medicare group
Mount Vernon, IL 62864
- Reassigned Medicare billing, Illinois enrollment
- 81 clinicians in this Medicare group
Logan, UT 84341
- Reassigned Medicare billing, Utah enrollment
- 1,729 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 4
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ssm Health St Mary's Hospital -Centralia
Acute Care Hospitals · Centralia, ILTouchette Regional Hospital Inc
Acute Care Hospitals · Centreville, ILMesa View Regional Hospital
Critical Access Hospitals · Mesquite, NVSt. George Regional Hospital
Acute Care Hospitals · St George, UTPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 62220 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.
BELLEVILLE, IL 62220
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 Rachelle Leach's NPI number?
The NPI number for Rachelle Leach is 1922023936. It was assigned to this individual provider in the NPPES registry on July 12, 2006.
Where is Rachelle Leach located?
Rachelle Leach practices at 211 S 3rd St, Belleville, IL 62220. The listed phone number is (618) 234-2120.
What is Rachelle Leach's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Rachelle Leach enrolled in Medicare?
Yes. Rachelle Leach 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 Rachelle Leach's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rachelle Leach reassigns Medicare benefits to 9 organizations: Touchette Regional Hospital Inc (Cahokia Heights, IL), Midwest Inpatient Anderson Health, Inc (Maryville, IL), Midwest Emergency Sparta, Inc (Sparta, IL), Washington County Hospital District (Nashville, IL), Midwest Emergency Anderson Health, Inc (Staunton, IL) and 4 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 Rachelle Leach's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rachelle Leach accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Rachelle Leach 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 Rachelle Leach affiliated with any hospitals?
According to CMS data, Rachelle Leach is affiliated with Ssm Health St Mary's Hospital -Centralia, Touchette Regional Hospital Inc, Mesa View Regional Hospital and St. George Regional Hospital.
When was this NPI record last updated?
The NPPES record for Rachelle Leach was last updated on August 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.
# Rachelle M. Leach, MD · NPI 1922023936
Emergency Medicine physician in Belleville, Illinois. Individual provider, active in the CMS NPPES registry since July 12, 2006.
## Identity
- **NPI:** 1922023936 (Entity type: Individual)
- **Enumerated:** July 12, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 036-106830 (Illinois)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 211 S 3RD ST, Belleville, IL 62220-1915
- **Phone:** (618) 234-2120
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 9 organizations under Medicare reassignment (form CMS-855R): Touchette Regional Hospital Inc (NPI 1922019926, Cahokia Heights, IL); Midwest Inpatient Anderson Health, Inc (NPI 1821758608, Maryville, IL); Midwest Emergency Sparta, Inc (NPI 1194162370, Sparta, IL); Washington County Hospital District (NPI 1659321560, Nashville, IL); Midwest Emergency Anderson Health, Inc (NPI 1710647615, Staunton, IL); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Illinois College Of Med, class of 1999
## Record status
- **NPPES last updated:** August 12, 2026
- **Other identifiers:** Other 0008232053 (IL); Other 08232205 (IL); Other P00339436 (IL); and 3 more
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Source: [NPI Profile](https://npiprofile.com/npi/1922023936) · Data from the CMS NPPES public registry.