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

Internal Medicine

James T. Dwyer, DO

Works at hospitals in Hyannis, MA · Massachusetts

Summary

James T. Dwyer, DO (Internal Medicine) is listed by Medicare at 1 hospital in Hyannis, MA. NPI 1679551212. 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 James T. Dwyer, 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
28Years since medical school (graduated 1998)
Rowan University School Of Osteopathic MedicineMedical school
MaleGender (as listed)
Outer Cape Health Services, Inc.Group practice

Quick answers

Which hospitals does James T. Dwyer work at?
Medicare's official clinician data lists James T. Dwyer at 1 hospital: Cape Cod Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does James T. Dwyer see patients?
Medicare's clinician data lists 2 practice locations, including Wellfleet, MA and Provincetown, MA. Call before your visit to confirm the address.
What is James T. Dwyer's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Infectious Disease.
Does James T. Dwyer accept Medicare assignment?
Yes. Medicare's clinician data says James T. Dwyer 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 James T. Dwyer?
(508) 349-3131, as listed in official Medicare / NPI Registry data.
What is James T. Dwyer's NPI number?
1679551212. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where James T. Dwyer works

Medicare's Facility Affiliation Data lists James T. Dwyer 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 James T. Dwyer is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists James T. Dwyer as a member of this group (CMS data updated 2026-10-02).

  • Outer Cape Health Services, Inc.51 clinicians in the group

Specialties

Find other Internal Medicine doctors in Massachusetts →

Other internal medicine doctors in Wellfleet

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

All internal medicine doctors in Wellfleet →

Clinician information

CredentialDO
Medical schoolRowan University School Of Osteopathic Medicine
Graduation year1998
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1679551212
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