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Internal Medicine

Stephen D. Pupillo, DO

Works at hospitals in Boardman, OH · Youngstown, OH · Ohio

Summary

Stephen D. Pupillo, DO (Internal Medicine) is listed by Medicare at 2 hospitals in Boardman, OH and Youngstown, OH. NPI 1952780256. 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 Stephen D. Pupillo, 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
11Years since medical school (graduated 2015)
MaleGender (as listed)
Mercy Health Physicians Youngstown Specialty Care LLCGroup practice (+1 more)

Quick answers

Which hospitals does Stephen D. Pupillo work at?
Medicare's official clinician data lists Stephen D. Pupillo at 2 hospitals: HMHP St Elizabeth Boardman Health Center and MH St Elizabeth Youngstown Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Stephen D. Pupillo see patients?
Medicare's clinician data lists 2 practice locations, including Youngstown, OH and Boardman, OH. Call before your visit to confirm the address.
What is Stephen D. Pupillo's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Stephen D. Pupillo accept Medicare assignment?
Yes. Medicare's clinician data says Stephen D. Pupillo 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 Stephen D. Pupillo?
(330) 480-3033, as listed in official Medicare / NPI Registry data.
What is Stephen D. Pupillo's NPI number?
1952780256. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Stephen D. Pupillo works

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

Group practices

Medicare enrollment lists Stephen D. Pupillo as a member of these groups (CMS data updated 2026-10-02).

  • Mercy Health Physicians Youngstown Specialty Care LLC472 clinicians in the group
  • Mercy Health Physicians Youngstown, LLC119 clinicians in the group

Specialties

Find other Internal Medicine doctors in Ohio →

Other internal medicine doctors in Youngstown

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

All internal medicine doctors in Youngstown →

Clinician information

CredentialDO
Graduation year2015
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1952780256
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