Quick answers
- Which hospitals does Robert E. Hillyer work at?
- Medicare's official clinician data lists Robert E. Hillyer at 3 hospitals: Ascension Providence Hospital, Southfield and Novi…, Henry Ford Health St John Hospital and Huron Valley-Sinai Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Robert E. Hillyer see patients?
- Medicare's clinician data lists 2 practice locations, including Warren, MI and Royal Oak, MI. Call before your visit to confirm the address.
- What is Robert E. Hillyer's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Nephrology.
- Does Robert E. Hillyer accept Medicare assignment?
- Yes. Medicare's clinician data says Robert E. Hillyer 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 Robert E. Hillyer offer telehealth?
- Medicare's clinician data says Robert E. Hillyer offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Robert E. Hillyer?
- (586) 558-9033, as listed in official Medicare / NPI Registry data.
- What is Robert E. Hillyer's NPI number?
- 1760595060. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Robert E. Hillyer works
Medicare's Facility Affiliation Data lists Robert E. Hillyer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension Providence Hospital, Southfield and Novi…Southfield, MI · Acute Care Hospital · CCN 230019
- Henry Ford Health St John HospitalDetroit, MI · Acute Care Hospital · CCN 230165
- Huron Valley-Sinai HospitalCommerce Township, MI · Acute Care Hospital · CCN 230277
Practice locations
Addresses where Robert E. Hillyer is enrolled with Medicare (CMS data updated 2026-10-02).
- 11885 E 12 Mile RdWarren, MI 48093 (586) 558‑9033
- 306 S Washington Ave, Suite 600Royal Oak, MI 48067 (860) 335‑5064
Group practices
Medicare enrollment lists Robert E. Hillyer as a member of these groups (CMS data updated 2026-10-02).
- Sciometrix LLC65 clinicians in the group
- Metropolitan Nephrologists PC9 clinicians in the group
Specialties
- Internal Medicineprimary
- Nephrologyalso
Other internal medicine doctors in Warren
Clinicians with the same Medicare primary specialty in Warren, MI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Oklahoma College Of Medicine |
| Graduation year | 1980 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1760595060 |
| 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