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

Internal Medicine

William Paster, DO

Works at hospitals in Sandusky, OH · Norwalk, OH · Ohio

Summary

William Paster, DO (Internal Medicine) is listed by Medicare at 2 hospitals in Sandusky, OH and Norwalk, OH. NPI 1447889506. 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 William Paster, 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
6Years since medical school (graduated 2020)
West Virginia School Of Osteopathic MedicineMedical school
MaleGender (as listed)
Fisher-Titus Medical Care LLCGroup practice

Quick answers

Which hospitals does William Paster work at?
Medicare's official clinician data lists William Paster at 2 hospitals: Firelands Regional Medical Center and Fisher-Titus Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does William Paster see patients?
Medicare's clinician data lists 1 practice location in Norwalk, OH. Call before your visit to confirm the address.
What is William Paster's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does William Paster accept Medicare assignment?
Yes. Medicare's clinician data says William Paster 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 William Paster?
(419) 668-8101, as listed in official Medicare / NPI Registry data.
What is William Paster's NPI number?
1447889506. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where William Paster works

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

Group practices

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

  • Fisher-Titus Medical Care LLC82 clinicians in the group

Specialties

Find other Internal Medicine doctors in Ohio →

Other internal medicine doctors in Norwalk

Clinicians with the same Medicare primary specialty in Norwalk, OH — not a recommendation.

All internal medicine doctors in Norwalk →

Clinician information

CredentialDO
Medical schoolWest Virginia School Of Osteopathic Medicine
Graduation year2020
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1447889506
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