ANDREW LEE LEINWEBER MD
NPI 1376984864
Anesthesiology in Saint Louis, MO
About Andrew Lee Leinweber Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANDREW LEE LEINWEBER MD (NPI 1376984864) is an individual anesthesiology provider in Saint Louis, Missouri, licensed in California (A153660) and active in the NPI registry since July 2013. He is enrolled in Medicare PECOS and is a graduate of Saint Louis University School Of Medicine (2013).
NPPES Registry Identity
Specialties & Licenses 2
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
Andrew Lee Leinweber 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 Reassignment
Medicare enrollment records show Andrew Leinweber reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Laguna Hills, CA 92653
- Reassigned Medicare billing, California enrollment
- 833 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.
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 63104
SAINT LOUIS, MO 63104
SAINT LOUIS, MO 63104
SAINT LOUIS, MO 63104
SAINT LOUIS, MO 63104
SAINT LOUIS, MO 63104
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 Andrew Leinweber's NPI number?
The NPI number for Andrew Leinweber is 1376984864. It was assigned to this individual provider in the NPPES registry on July 11, 2013.
Where is Andrew Leinweber located?
Andrew Leinweber practices at 1402 S Grand Blvd Fdt 14th Floor, Saint Louis, MO 63104. The listed phone number is (314) 577-8762.
What is Andrew Leinweber's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Andrew Leinweber enrolled in Medicare?
Yes. Andrew Leinweber 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 organization bills Medicare for Andrew Leinweber's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Leinweber reassigns Medicare benefits to Cep America - Anesthesia PC (Laguna Hills, CA). The 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 Andrew Leinweber's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Andrew Leinweber was last updated on January 23, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Andrew Lee Leinweber, MD · NPI 1376984864
Anesthesiology physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since July 11, 2013.
## Identity
- **NPI:** 1376984864 (Entity type: Individual)
- **Enumerated:** July 11, 2013
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A153660 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1402 S GRAND BLVD, FDT 14TH FLOOR, Saint Louis, MO 63104-1004
- **Phone:** (314) 577-8762
## 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:** Cep America - Anesthesia PC (NPI 1861373631, Laguna Hills, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Saint Louis University School Of Medicine, class of 2013
## Record status
- **NPPES last updated:** January 23, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1376984864) · Data from the CMS NPPES public registry.