DR. GEORGE D. LAPPAS M.D.
NPI 1922194448
Anesthesiology in St. Louis, MO
About Dr. George D. Lappas M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GEORGE D. LAPPAS M.D. (NPI 1922194448) is an individual anesthesiology provider in St. Louis, Missouri, licensed in Missouri (2006005283) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Reid Health, and maintains a secondary practice location in Richmond.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
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
Dr. George D. Lappas M.d. 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
8Medicare enrollment records show George Lappas reassigns Medicare billing to 8 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
- 309 clinicians in this Medicare group
Bridgetown, MO 63044
- Reassigned Medicare billing, Missouri enrollment
- 49 clinicians in this Medicare group
Saint Louis, MO 63110
- Reassigned Medicare billing, Missouri enrollment
- 142 clinicians in this Medicare group
Saint Louis, MO 63104
- Reassigned Medicare billing, Missouri enrollment
- 1,294 clinicians in this Medicare group
Saint Louis, MO 63136
- Reassigned Medicare billing, Missouri enrollment
- Medicare enrollment name: Midwest Anesthesia Providers Sc
- 230 clinicians in this Medicare group
Festus, MO 63028
- Reassigned Medicare billing, Missouri enrollment
- 31 clinicians in this Medicare group
Richmond, IN 47374
- Reassigned Medicare billing, Indiana enrollment
- 527 clinicians in this Medicare group
Addison, TX 75001
- Reassigned Medicare billing, Missouri enrollment
- 175 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 5
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.
Reid Health
Acute Care Hospitals · Richmond, INMercy Hospital Jefferson
Acute Care Hospitals · Festus, MOSsm Health Saint Louis University Hospital
Acute Care Hospitals · Saint Louis, MOBarnes-Jewish St Peters Hospital
Acute Care Hospitals · Saint Peters, MOOther Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ST. LOUIS, MO 63141
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 George Lappas's NPI number?
The NPI number for George Lappas is 1922194448. It was assigned to this individual provider in the NPPES registry on October 4, 2006.
Where is George Lappas located?
George Lappas practices at 615 S. New Ballas Rd. Dept. Of Anesthesia, St. Louis, MO 63141. The listed phone number is (636) 386-9224.
What is George Lappas's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is George Lappas enrolled in Medicare?
Yes. George Lappas 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 George Lappas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), George Lappas reassigns Medicare benefits to 8 organizations: Western Anesthesiology Associates, Inc. (Saint Louis, MO), Aim Anesthesia LLC (Bridgetown, MO), Ssm Health Slu Hospital Anesthesia Physician Billing, LLC (Saint Louis, MO), Ssm Health Care Group (Saint Louis, MO), Midwest Anesthesia Providers S.C (Saint Louis, MO) and 3 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 George Lappas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does George Lappas accept?
Health plans from Anthem Blue Cross and Blue Shield and CareSource list George Lappas 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 George Lappas affiliated with any hospitals?
According to CMS data, George Lappas is affiliated with Reid Health, Mercy Hospital Jefferson, Ssm Health Saint Louis University Hospital and Barnes-Jewish St Peters Hospital.
When was this NPI record last updated?
The NPPES record for George Lappas was last updated on March 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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. George D. Lappas, M.D. · NPI 1922194448
Anesthesiology physician in St. Louis, Missouri. Individual provider, active in the CMS NPPES registry since October 4, 2006.
## Identity
- **NPI:** 1922194448 (Entity type: Individual)
- **Enumerated:** October 4, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 2006005283 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 615 S. NEW BALLAS RD., DEPT. OF ANESTHESIA, St. Louis, MO 63141
- **Phone:** (636) 386-9224 · **Fax:** (636) 386-7679
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): Western Anesthesiology Associates, Inc. (NPI 1275646754, Saint Louis, MO); Aim Anesthesia LLC (NPI 1245685601, Bridgetown, MO); Ssm Health Slu Hospital Anesthesia Physician Billing, LLC (NPI 1407232804, Saint Louis, MO); Ssm Health Care Group (NPI 1306589544, Saint Louis, MO); Midwest Anesthesia Providers S.C (NPI 1295189082, Saint Louis, MO); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Eastern Virginia Medical School, class of 2001
## Record status
- **NPPES last updated:** March 4, 2026
- **Other identifiers:** Medicaid 202162004 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1922194448) · Data from the CMS NPPES public registry.