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

Obstetrics/Gynecology

Justine Keller, MD

Works at hospitals in Saint Louis, MO · Missouri

Summary

Justine Keller, MD (Obstetrics/Gynecology) is listed by Medicare at 1 hospital in Saint Louis, MO. NPI 1487183679. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Justine Keller, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
9Years since medical school (graduated 2017)
Saint Louis University School Of MedicineMedical school
FemaleGender (as listed)
SSM Health Care GroupGroup practice

Quick answers

Which hospitals does Justine Keller work at?
Medicare's official clinician data lists Justine Keller at 1 hospital: SSM Health St Mary's Hospital - St Louis. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Justine Keller see patients?
Medicare's clinician data lists 4 practice locations, including Saint Louis, MO. Call before your visit to confirm the address.
What is Justine Keller's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Justine Keller accept Medicare assignment?
Yes. Medicare's clinician data says Justine Keller accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Justine Keller?
(608) 280-4647, as listed in official Medicare / NPI Registry data.
What is Justine Keller's NPI number?
1487183679. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Justine Keller works

Medicare's Facility Affiliation Data lists Justine Keller at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Justine Keller is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Justine Keller as a member of this group (CMS data updated 2026-10-02).

  • SSM Health Care Group940 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Missouri →

Other OB-GYNs in Saint Louis

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

All OB-GYNs in Saint Louis →

Clinician information

CredentialMD
Medical schoolSaint Louis University School Of Medicine
Graduation year2017
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1487183679
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  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