STEFAN D. EICHHORN MD
NPI 1053390971
Anesthesiology in Saint Louis, MO
About Stefan D. Eichhorn Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEFAN D. EICHHORN MD (NPI 1053390971) is an individual anesthesiology provider in Saint Louis, Missouri, licensed in Missouri (2004035414) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, is affiliated with Hshs St Elizabeth's Hospital, and is a graduate of Indiana University School Of Medicine (1990).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Stefan D. Eichhorn 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
4Medicare enrollment records show Stefan Eichhorn reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Louis, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- 56 clinicians in this Medicare group
Saint Louis, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- 309 clinicians in this Medicare group
Chesterfield, MO 63017
- Reassigned Medicare billing, Missouri enrollment
- 35 clinicians in this Medicare group
Oak Park, IL 60302
- Reassigned Medicare billing, Illinois enrollment
- 826 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 2
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.
Hshs St Elizabeth's Hospital
Acute Care Hospitals · O Fallon, ILSt Lukes Hospital
Acute Care Hospitals · Chesterfield, MOMedicare 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 63117
SAINT LOUIS, MO 63117
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 Stefan Eichhorn's NPI number?
The NPI number for Stefan Eichhorn is 1053390971. It was assigned to this individual provider in the NPPES registry on January 10, 2006.
Where is Stefan Eichhorn located?
Stefan Eichhorn practices at 6420 Clayton Rd, Saint Louis, MO 63117. The listed phone number is (314) 768-8442.
What is Stefan Eichhorn's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Stefan Eichhorn enrolled in Medicare?
Yes. Stefan Eichhorn 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 Stefan Eichhorn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stefan Eichhorn reassigns Medicare benefits to 4 organizations: Premier Anesthesia LLC (Saint Louis, MO), Western Anesthesiology Associates, Inc. (Saint Louis, MO), Comprehensive Anesthesia Care PC (Chesterfield, MO) and North American Partners In Anesthesia (illinois), LLC (Oak Park, IL). 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 Stefan Eichhorn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Stefan Eichhorn affiliated with any hospitals?
According to CMS data, Stefan Eichhorn is affiliated with Hshs St Elizabeth's Hospital and St Lukes Hospital.
When was this NPI record last updated?
The NPPES record for Stefan Eichhorn was last updated on March 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Stefan D. Eichhorn, MD · NPI 1053390971
Anesthesiology physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since January 10, 2006.
## Identity
- **NPI:** 1053390971 (Entity type: Individual)
- **Enumerated:** January 10, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 2004035414 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 6420 CLAYTON RD, Saint Louis, MO 63117-1811
- **Phone:** (314) 768-8442
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Premier Anesthesia LLC (NPI 1225073828, Saint Louis, MO); Western Anesthesiology Associates, Inc. (NPI 1275646754, Saint Louis, MO); Comprehensive Anesthesia Care PC (NPI 1215975156, Chesterfield, MO); North American Partners In Anesthesia (illinois), LLC (NPI 1699032524, Oak Park, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Indiana University School Of Medicine, class of 1990
## Record status
- **NPPES last updated:** March 13, 2025
- **Other identifiers:** Medicaid 207644113 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1053390971) · Data from the CMS NPPES public registry.