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

Hospitalist

Athanasios A. Soskos, MD

Works at hospitals in Marshfield, WI · Ladysmith, WI · Wisconsin

Summary

Athanasios A. Soskos, MD (Hospitalist) is listed by Medicare at 2 hospitals in Marshfield, WI and Ladysmith, WI. NPI 1508094202. 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 Athanasios A. Soskos, 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

HospitalistPrimary specialty
YesAccepts Medicare assignment
32Years since medical school (graduated 1994)
MaleGender (as listed)
MCHS Hospitals IncGroup practice

Quick answers

Which hospitals does Athanasios A. Soskos work at?
Medicare's official clinician data lists Athanasios A. Soskos at 2 hospitals: Marshfield Medical Center and Marshfield Medical Center - Ladysmith. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Athanasios A. Soskos see patients?
Medicare's clinician data lists 1 practice location in Marshfield, WI. Call before your visit to confirm the address.
What is Athanasios A. Soskos's specialty?
Medicare lists Hospitalist as the primary specialty, and also Internal Medicine.
Does Athanasios A. Soskos accept Medicare assignment?
Yes. Medicare's clinician data says Athanasios A. Soskos 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 Athanasios A. Soskos?
(715) 387-5511, as listed in official Medicare / NPI Registry data.
What is Athanasios A. Soskos's NPI number?
1508094202. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Athanasios A. Soskos works

Medicare's Facility Affiliation Data lists Athanasios A. Soskos 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 Athanasios A. Soskos is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Athanasios A. Soskos as a member of this group (CMS data updated 2026-10-02).

  • MCHS Hospitals Inc1,197 clinicians in the group

Specialties

Find other Hospitalist doctors in Wisconsin →

Other hospitalists in Marshfield

Clinicians with the same Medicare primary specialty in Marshfield, WI — not a recommendation.

All hospitalists in Marshfield →

Clinician information

CredentialMD
Graduation year1994
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1508094202
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