Quick answers
- Which hospitals does Dana M. Oneill work at?
- Medicare's official clinician data lists Dana M. Oneill at 5 hospitals: Chelsea Hospital, St Joe Mercy Hospital System Livonia, Trinity Health Ann Arbor Hospital, Trinity Health Livingston Hospital and University of Michigan Health System. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Dana M. Oneill see patients?
- Medicare's clinician data lists 1 practice location in Ann Arbor, MI. Call before your visit to confirm the address.
- What is Dana M. Oneill's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Dana M. Oneill accept Medicare assignment?
- Yes. Medicare's clinician data says Dana M. Oneill 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 Dana M. Oneill offer telehealth?
- Medicare's clinician data says Dana M. Oneill offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Dana M. Oneill?
- (734) 995-0303, as listed in official Medicare / NPI Registry data.
- What is Dana M. Oneill's NPI number?
- 1023305216. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Dana M. Oneill works
Medicare's Facility Affiliation Data lists Dana M. Oneill at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Chelsea HospitalChelsea, MI · Acute Care Hospital · CCN 230259
- St Joe Mercy Hospital System LivoniaLivonia, MI · Acute Care Hospital · CCN 230002
- Trinity Health Ann Arbor HospitalAnn Arbor, MI · Acute Care Hospital · CCN 230156
- Trinity Health Livingston HospitalBrighton, MI · Acute Care Hospital · CCN 230069
- University of Michigan Health SystemAnn Arbor, MI · Acute Care Hospital · CCN 230046
Practice locations
Addresses where Dana M. Oneill is enrolled with Medicare (CMS data updated 2026-10-02).
- 4200 Whitehall Dr, Suite 130Ann Arbor, MI 48105 (734) 995‑0303
Group practices
Medicare enrollment lists Dana M. Oneill as a member of this group (CMS data updated 2026-10-02).
- Iha Health Services Corporation1,168 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Ann Arbor
Clinicians with the same Medicare primary specialty in Ann Arbor, MI — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2011 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1023305216 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians