Quick answers
- Which hospitals does Gurbir Singh work at?
- Medicare's official clinician data lists Gurbir Singh at 5 hospitals: Huron Valley-Sinai Hospital, Munson Healthcare Cadillac Hospital, Munson Healthcare Grayling Hospital, Munson Healthcare Otsego Memorial Hospital and Trinity Health Oakland Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gurbir Singh see patients?
- Medicare's clinician data lists 6 practice locations, including Grayling, MI, Southfield, MI and Cadillac, MI. Call before your visit to confirm the address.
- What is Gurbir Singh's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Gurbir Singh accept Medicare assignment?
- Medicare's clinician data says Gurbir Singh may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Gurbir Singh?
- (989) 348-5461, as listed in official Medicare / NPI Registry data.
- What is Gurbir Singh's NPI number?
- 1043442585. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gurbir Singh works
Medicare's Facility Affiliation Data lists Gurbir Singh at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Huron Valley-Sinai HospitalCommerce Township, MI · Acute Care Hospital · CCN 230277
- Munson Healthcare Cadillac HospitalCadillac, MI · Acute Care Hospital · CCN 230081
- Munson Healthcare Grayling HospitalGrayling, MI · Acute Care Hospital · CCN 230058
- Munson Healthcare Otsego Memorial HospitalGaylord, MI · Acute Care Hospital · CCN 230133
- Trinity Health Oakland HospitalPontiac, MI · Acute Care Hospital · CCN 230029
Practice locations
Addresses where Gurbir Singh is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1100 E Michgan AveGrayling, MI 49738 (989) 348‑5461
- 16001 W 9 Mile RdSouthfield, MI 48075 (248) 849‑3000
- 400 Hobart StCadillac, MI 49601 (231) 876‑7200
- 47601 Grand River AveNovi, MI 48374 (248) 465‑4100
- 5220 Highland Rd, Suite 240Waterford, MI 48327 (248) 237‑6569
Group practices
Medicare enrollment lists Gurbir Singh as a member of these groups (CMS data updated 2026-10-02).
- North Michigan Physician Services PC67 clinicians in the group
- Independent Hospitalist Physicians PLLC61 clinicians in the group
- Wexford Physician Services PC41 clinicians in the group
- Otsego Physician Services PC32 clinicians in the group
- Amarjeet Sethi, MD PLC2 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Grayling
Clinicians with the same Medicare primary specialty in Grayling, MI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1043442585 |
| 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