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Internal Medicine

David E. Weinstock, DO

Works at hospitals in Worcester, MA · Southbridge, MA · Leominster, MA · Massachusetts

Summary

David E. Weinstock, DO (Internal Medicine) is listed by Medicare at 4 hospitals in Worcester, MA, Southbridge, MA and Leominster, MA. NPI 1447226659. 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 David E. Weinstock, 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
YesOffers telehealth
27Years since medical school (graduated 1999)
Philadelphia College Of Osteopathic MedicineMedical school
MaleGender (as listed)
Grove Medical Associates PCGroup practice

Quick answers

Which hospitals does David E. Weinstock work at?
Medicare's official clinician data lists David E. Weinstock at 4 hospitals: St Vincent Hospital, UMass Memorial Health - Harrington Hospital, UMass Memorial Healthalliance Hospitals and UMass Memorial Medical Center/University Campus. This is where the clinician works or has privileges; call the hospital to confirm.
Where does David E. Weinstock see patients?
Medicare's clinician data lists 1 practice location in Auburn, MA. Call before your visit to confirm the address.
What is David E. Weinstock's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Osteopathic Manipulative Medicine.
Does David E. Weinstock accept Medicare assignment?
Yes. Medicare's clinician data says David E. Weinstock 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.
Does David E. Weinstock offer telehealth?
Medicare's clinician data says David E. Weinstock offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for David E. Weinstock?
(508) 753-2060, as listed in official Medicare / NPI Registry data.
What is David E. Weinstock's NPI number?
1447226659. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where David E. Weinstock works

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

Group practices

Medicare enrollment lists David E. Weinstock as a member of this group (CMS data updated 2026-10-02).

  • Grove Medical Associates PC4 clinicians in the group

Specialties

Find other Internal Medicine doctors in Massachusetts →

Other internal medicine doctors in Auburn

Clinicians with the same Medicare primary specialty in Auburn, MA — not a recommendation.

All internal medicine doctors in Auburn →

Clinician information

CredentialDO
Medical schoolPhiladelphia College Of Osteopathic Medicine
Graduation year1999
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1447226659
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