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

Obstetrics/Gynecology

Rebecca Talley, MD

Works at hospitals in Saint Louis, MO · Missouri

Summary

Dr. Rebecca Talley, MD is an OB-GYN at 107 Piper Hill Dr, Suite 150, Saint Peters, MO 63376. Phone: (636) 317-4825. Accepts Medicare assignment. In 2024, Rebecca Talley had 17 Original Medicare patients and 42 services. NPI 1043879489. 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.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 107 Piper Hill Dr, Suite 150, Saint Peters, MO 63376 · Directions
  • Phone: (636) 317‑4825
  • Medicare: Accepts Medicare assignment
  • Hospital: Mercy Hospital St Louis
  • Group practice: Mercy Clinic East Communities
  • Medical school: graduated 2019 (7 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Rebecca Talley, 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 Rebecca Talley accept Medicare assignment?
Yes. Medicare's clinician data says Rebecca Talley 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 Rebecca Talley see?
In 2024, CMS data shows 17 Original Medicare patients and 42 services for Rebecca Talley. This counts Original Medicare only and measures volume, not quality.
What is Rebecca Talley's NPI number?
1043879489. 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 Rebecca Talley, 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 patients17
Services billed to Medicare42
Different services or procedures15
Participating Medicare providerYes
Average age of these patients68

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 cholesterol71%
  • High blood pressure65%

Hospitals where Rebecca Talley works

Medicare's Facility Affiliation Data lists Rebecca Talley 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.

Practice locations

Addresses where Rebecca Talley is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Rebecca Talley as a member of this group (CMS data updated October 2, 2026).

  • Mercy Clinic East Communities571 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Missouri →

Other OB-GYNs in Saint Peters

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

All OB-GYNs in Saint Peters →

Other clinicians in Mercy Clinic East Communities

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

Clinician information

CredentialMD
Graduation year2019 (7 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1043879489
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