DR. AARON JUSTIN THURMAN WILLE MD
NPI 1487115408
Emergency Medicine in Saint Louis, MO
About Dr. Aaron Justin Thurman Wille Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AARON JUSTIN THURMAN WILLE MD (NPI 1487115408) is an individual emergency medicine provider in Saint Louis, Missouri, licensed in Illinois (036.166390) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, is affiliated with Prov Sacred Hrt Med Ctr & Childs Hosp., and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Aaron Justin Thurman Wille 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
3Medicare enrollment records show Aaron Wille reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Belleville, IL 62226
- Reassigned Medicare billing, Illinois enrollment
- 982 clinicians in this Medicare group
Spokane, WA 99204
- Reassigned Medicare billing, Washington enrollment
- 46 clinicians in this Medicare group
Spokane, WA 99204
- Reassigned Medicare billing, Washington enrollment
- 66 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 3
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.
Prov Sacred Hrt Med Ctr & Childs Hosp.
Acute Care Hospitals · Spokane, WAProvidence Holy Family Hospital
Acute Care Hospitals · Spokane, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
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 Aaron Wille's NPI number?
The NPI number for Aaron Wille is 1487115408. It was assigned to this individual provider in the NPPES registry on March 31, 2019.
Where is Aaron Wille located?
Aaron Wille practices at 660 S Euclid Ave, Saint Louis, MO 63110. The listed phone number is (314) 362-5095.
What is Aaron Wille's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Aaron Wille enrolled in Medicare?
Yes. Aaron Wille 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 Aaron Wille's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Wille reassigns Medicare benefits to 3 organizations: Cepamerica Illinois LLP (Belleville, IL), Sound Physicians Intensivists Of Washington PLLC (Spokane, WA) and Spokane Emergency Physicians, Ps (Spokane, WA). 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 Aaron Wille's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Aaron Wille affiliated with any hospitals?
According to CMS data, Aaron Wille is affiliated with Prov Sacred Hrt Med Ctr & Childs Hosp. and Providence Holy Family Hospital.
When was this NPI record last updated?
The NPPES record for Aaron Wille was last updated on May 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Dr. Aaron Justin Thurman Wille, MD · NPI 1487115408
Emergency Medicine physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since March 31, 2019.
## Identity
- **NPI:** 1487115408 (Entity type: Individual)
- **Enumerated:** March 31, 2019
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 036.166390 (Illinois)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 660 S EUCLID AVE, Saint Louis, MO 63110-1010
- **Phone:** (314) 362-5095
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Cepamerica Illinois LLP (NPI 1992082689, Belleville, IL); Sound Physicians Intensivists Of Washington PLLC (NPI 1528582699, Spokane, WA); Spokane Emergency Physicians, Ps (NPI 1235147117, Spokane, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** May 29, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1487115408) · Data from the CMS NPPES public registry.