MICHAEL BEST
NPI 1346536026
Anesthesiology in Saint Louis, MO
About Michael Best NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL BEST (NPI 1346536026) is an individual anesthesiology provider in Saint Louis, Missouri, licensed in Georgia (078844) and active in the NPI registry since June 2011. He is enrolled in Medicare PECOS, is affiliated with Upmc Mercy, and is a graduate of University Of Pittsburgh School Of Medicine (2011).
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
Michael Best 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
5Medicare enrollment records show Michael Best reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Snellville, GA 30078
- Reassigned Medicare billing, Georgia enrollment
- 156 clinicians in this Medicare group
East Liverpool, OH 43920
- Reassigned Medicare billing, Pennsylvania enrollment
- 7,114 clinicians in this Medicare group
Ashland, PA 17921
- Reassigned Medicare billing, Pennsylvania enrollment
- Medicare enrollment name: St Lukes Physician Group Inc
- 2,851 clinicians in this Medicare group
Orwigsburg, PA 17961
- Reassigned Medicare billing, Pennsylvania enrollment
- 953 clinicians in this Medicare group
Phillipsburg, NJ 08865
- Reassigned Medicare billing, New Jersey enrollment
- Medicare enrollment name: St Lukes Warren Physician Group PC
- 528 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Upmc Mercy
Acute Care Hospitals · Pittsburgh, PAUpmc Presbyterian Shadyside
Acute Care Hospitals · Pittsburgh, PAMedicare 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
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 Michael Best's NPI number?
The NPI number for Michael Best is 1346536026. It was assigned to this individual provider in the NPPES registry on June 22, 2011.
Where is Michael Best located?
Michael Best practices at 3635 Vista Ave Dept Of Anesthesiology And Ccm, Saint Louis, MO 63110. The listed phone number is (314) 577-8750.
What is Michael Best's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Michael Best enrolled in Medicare?
Yes. Michael Best 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 Michael Best's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Best reassigns Medicare benefits to 5 organizations: Premier Anesthesia Of Georgia LLC (Snellville, GA), University Of Pittsburgh Physicians (East Liverpool, OH), St Luke's Physician Group Inc (Ashland, PA), Gslpg, Inc (Orwigsburg, PA) and St. Luke's Warren Physician Group, PC (Phillipsburg, NJ). 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 Michael Best's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Michael Best affiliated with any hospitals?
According to CMS data, Michael Best is affiliated with Upmc Mercy and Upmc Presbyterian Shadyside.
When was this NPI record last updated?
The NPPES record for Michael Best was last updated on May 24, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Michael Best · NPI 1346536026
Anesthesiology physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since June 22, 2011.
## Identity
- **NPI:** 1346536026 (Entity type: Individual)
- **Enumerated:** June 22, 2011
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 078844 (Georgia)
- **Sole proprietor:** No
## Practice location
- **Address:** 3635 VISTA AVE, DEPT OF ANESTHESIOLOGY AND CCM, Saint Louis, MO 63110-2539
- **Phone:** (314) 577-8750
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Premier Anesthesia Of Georgia LLC (NPI 1811403207, Snellville, GA); University Of Pittsburgh Physicians (NPI 1811945793, East Liverpool, OH); St Luke's Physician Group Inc (NPI 1134487119, Ashland, PA); Gslpg, Inc (NPI 1366006702, Orwigsburg, PA); St. Luke's Warren Physician Group, PC (NPI 1043635733, Phillipsburg, NJ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Pittsburgh School Of Medicine, class of 2011
## Record status
- **NPPES last updated:** May 24, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1346536026) · Data from the CMS NPPES public registry.