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Internal Medicine

Hannah M. Howarth, DO

Works at hospitals in Royal Oak, MI · Michigan

Summary

Hannah M. Howarth, DO (Internal Medicine) is listed by Medicare at 1 hospital in Royal Oak, MI. NPI 1821782707. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Hannah M. Howarth, 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
May acceptAccepts Medicare assignment
3Years since medical school (graduated 2023)
Michigan State University College Of Osteopathic MedicineMedical school
FemaleGender (as listed)

Quick answers

Which hospitals does Hannah M. Howarth work at?
Medicare's official clinician data lists Hannah M. Howarth at 1 hospital: Beaumont Hospital Royal Oak. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Hannah M. Howarth see patients?
Medicare's clinician data lists 1 practice location in Southfield, MI. Call before your visit to confirm the address.
What is Hannah M. Howarth's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Hannah M. Howarth accept Medicare assignment?
Medicare's clinician data says Hannah M. Howarth may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Hannah M. Howarth's NPI number?
1821782707. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Hannah M. Howarth works

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

Specialties

Find other Internal Medicine doctors in Michigan →

Other internal medicine doctors in Southfield

Clinicians with the same Medicare primary specialty in Southfield, MI — not a recommendation.

All internal medicine doctors in Southfield →

Clinician information

CredentialDO
Medical schoolMichigan State University College Of Osteopathic Medicine
Graduation year2023
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1821782707
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