STANLEY W BUCK MD
NPI 1740251198
Internal Medicine - Nephrology in St Louis, MO
About Stanley W Buck Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STANLEY W BUCK MD (NPI 1740251198) is an individual nephrology provider in St Louis, Missouri, licensed in Missouri (MDR8729) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Alton Memorial Hospital, and is a graduate of Washington University School Of Medicine (1977).
NPPES Registry Identity
Specialties & Licenses
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
Stanley W Buck 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 Stanley Buck reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saint Louis, MO 63136
- Reassigned Medicare billing, Missouri enrollment
- 2 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 10
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.
Alton Memorial Hospital
Acute Care Hospitals · Alton, ILSsm Health Depaul Hospital St Louis
Acute Care Hospitals · Bridgeton, MOMissouri Baptist Medical Center
Acute Care Hospitals · Town And Country, MOChristian Hospital Northeast
Acute Care Hospitals · Saint Louis, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63136 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.
Reported Quality Measures
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 63136
SAINT LOUIS, MO 63136
SAINT LOUIS, MO 63136
SAINT LOUIS, MO 63136
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 Stanley Buck's NPI number?
The NPI number for Stanley Buck is 1740251198. It was assigned to this individual provider in the NPPES registry on February 1, 2006.
Where is Stanley Buck located?
Stanley Buck practices at 11125 Dunn Rd Ste 304, St Louis, MO 63136. The listed phone number is (314) 355-1166.
What is Stanley Buck's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Stanley Buck enrolled in Medicare?
Yes. Stanley Buck 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 Stanley Buck's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stanley Buck reassigns Medicare benefits to Stanley W Buck MD PC (Saint Louis, MO). 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 Stanley Buck's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stanley Buck accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter of Oklahoma and Ambetter of Tennessee and 2 other insurers list Stanley Buck 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 Stanley Buck affiliated with any hospitals?
According to CMS data, Stanley Buck is affiliated with Alton Memorial Hospital, Ssm Health Depaul Hospital St Louis, Missouri Baptist Medical Center and Christian Hospital Northeast.
When was this NPI record last updated?
The NPPES record for Stanley Buck was last updated on February 20, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.