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Internal Medicine

Helen W. Garner, MD

Sees patients in Saint Louis, MO · Missouri

Summary

Dr. Helen W. Garner, MD is an internal medicine doctor at 1400 Lemay Ferry Rd, Saint Louis, MO 63125. Phone: (314) 685-8721. Accepts Medicare assignment. In 2024, Helen W. Garner had 174 Original Medicare patients and 734 services. NPI 1215191861. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1400 Lemay Ferry Rd, Saint Louis, MO 63125 · Directions
  • Phone: (314) 685‑8721
  • Medicare: Accepts Medicare assignment
  • Group practice: Clinical Medical Services LLC
  • Medical school: graduated 1982 (44 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Helen W. Garner, 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 Helen W. Garner accept Medicare assignment?
Yes. Medicare's clinician data says Helen W. Garner 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 Helen W. Garner see?
In 2024, CMS data shows 174 Original Medicare patients and 734 services for Helen W. Garner. This counts Original Medicare only and measures volume, not quality.
What is Helen W. Garner's NPI number?
1215191861. 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 Helen W. Garner, 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 patients174
Services billed to Medicare734
Different services or procedures9
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)372 services
  2. Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)348 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 pressure75%
  • Depression68%
  • High cholesterol67%
  • Anxiety64%
  • Alzheimer's disease or dementia50%
  • Diabetes48%

Practice locations

Addresses where Helen W. Garner is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Helen W. Garner as a member of this group (CMS data updated October 2, 2026).

  • Clinical Medical Services LLC6 clinicians in the group

Specialties

Find other Internal Medicine doctors in Missouri →

Other internal medicine doctors in Saint Louis

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

All internal medicine doctors in Saint Louis →

Other clinicians in Clinical Medical Services LLC

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

Clinician information

CredentialMD
Graduation year1982 (44 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1215191861
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians