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

Internal Medicine

Daniel R. Berg, MD

Works at hospitals in Alton, IL · Saint Louis, MO · Illinois, Missouri

Summary

Daniel R. Berg, MD (Internal Medicine) is listed by Medicare at 2 hospitals in Alton, IL and Saint Louis, MO. NPI 1013947555. 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 Daniel R. Berg, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
26Years since medical school (graduated 2000)
Washington University School Of MedicineMedical school
MaleGender (as listed)
SSM Health Care St LouisGroup practice (+1 more)

Quick answers

Which hospitals does Daniel R. Berg work at?
Medicare's official clinician data lists Daniel R. Berg at 2 hospitals: Alton Memorial Hospital and SSM Health St Mary's Hospital - St Louis. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Daniel R. Berg see patients?
Medicare's clinician data lists 2 practice locations, including Saint Louis, MO. Call before your visit to confirm the address.
What is Daniel R. Berg's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Daniel R. Berg accept Medicare assignment?
Yes. Medicare's clinician data says Daniel R. Berg 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 Daniel R. Berg?
(314) 615-0560, as listed in official Medicare / NPI Registry data.
What is Daniel R. Berg's NPI number?
1013947555. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Daniel R. Berg works

Medicare's Facility Affiliation Data lists Daniel R. Berg 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 Daniel R. Berg is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Daniel R. Berg as a member of these groups (CMS data updated 2026-10-02).

  • SSM Health Care St Louis167 clinicians in the group
  • County of St Louis Division of Fiscal Management15 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 →

Clinician information

CredentialMD
Medical schoolWashington University School Of Medicine
Graduation year2000
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1013947555
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