Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Family Practice

Brenda L. Buckley, MD

Works at hospitals in Crystal City, MO · Saint Louis, MO · Fenton, MO … · Missouri

Summary

Dr. Brenda L. Buckley, MD is a family doctor at 13303 Tesson Ferry Rd, Suite 105, Saint Louis, MO 63128. Phone: (314) 722-2862. Accepts Medicare assignment. In 2024, Brenda L. Buckley had 165 Original Medicare patients and 1,738 services. NPI 1134104466. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Brenda L. Buckley, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Brenda L. Buckley accept Medicare assignment?
Yes. Medicare's clinician data says Brenda L. Buckley accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Brenda L. Buckley see?
In 2024, CMS data shows 165 Original Medicare patients and 1,738 services for Brenda L. Buckley. This counts Original Medicare only and measures volume, not quality.
What is Brenda L. Buckley's NPI number?
1134104466. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Brenda L. Buckley, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients165
Services billed to Medicare1,738
Different services or procedures75
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Insertion of needle into vein for collection of blood sample (36415)218 services
  2. Blood test, comprehensive group of blood chemicals (80053)203 services
  3. Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)203 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)176 services
  5. Blood test, thyroid stimulating hormone (tsh) (84443)166 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure69%
  • High cholesterol62%
  • Arthritis35%
  • Depression35%
  • Anxiety26%
  • Diabetes22%

Hospitals where Brenda L. Buckley works

Medicare's Facility Affiliation Data lists Brenda L. Buckley at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Mercy Hospital JeffersonCrystal City, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260023
  • Mercy Hospital SouthSaint Louis, MO · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 260077
  • Mercy Hospital St LouisSaint Louis, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260020
  • SSM St Clare Health CenterFenton, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260081
  • St Lukes HospitalChesterfield, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260179

Practice locations

Addresses where Brenda L. Buckley is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Brenda L. Buckley as a member of this group (CMS data updated October 2, 2026).

  • American Multispecialty Group Inc116 clinicians in the group

Specialties

Find other Family Practice doctors in Missouri →

Other family doctors in Saint Louis

Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.

All family doctors in Saint Louis →

Other clinicians in American Multispecialty Group Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolSaint Louis University School Of Medicine
Graduation year1998 (28 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1134104466
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians