Quick answers
- Which hospitals does John R. Gray work at?
- Medicare's official clinician data lists John R. Gray at 5 hospitals: Abbott Northwestern Hospital, Hutchinson Health, Maple Grove Hospital, North Memorial Health Hospital and Ridgeview Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John R. Gray see patients?
- Medicare's clinician data lists 3 practice locations, including Golden Valley, MN, Robbinsdale, MN and Brooklyn Center, MN. Call before your visit to confirm the address.
- What is John R. Gray's specialty?
- Medicare lists Nephrology as the primary specialty.
- Does John R. Gray accept Medicare assignment?
- Yes. Medicare's clinician data says John R. Gray 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 John R. Gray offer telehealth?
- Medicare's clinician data says John R. Gray offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for John R. Gray?
- (763) 588-2750, as listed in official Medicare / NPI Registry data.
- What is John R. Gray's NPI number?
- 1619998499. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John R. Gray works
Medicare's Facility Affiliation Data lists John R. Gray at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Abbott Northwestern HospitalMinneapolis, MN · Acute Care Hospital · CCN 240057
- Hutchinson HealthHutchinson, MN · Acute Care Hospital · CCN 240187
- Maple Grove HospitalMaple Grove, MN · Acute Care Hospital · CCN 240214
- North Memorial Health HospitalRobbinsdale, MN · Acute Care Hospital · CCN 240001
- Ridgeview Medical CenterWaconia, MN · Acute Care Hospital · CCN 240056
Practice locations
Addresses where John R. Gray is enrolled with Medicare (CMS data updated 2026-10-02).
- 1300 Hidden Lakes PkwyGolden Valley, MN 55422 (763) 588‑2750
- 3300 Oakdale Ave NRobbinsdale, MN 55422 (763) 520‑5200
- 6200 Shingle Creek Pkwy, Suite 250Brooklyn Center, MN 55430 (763) 544‑0696
Group practices
Medicare enrollment lists John R. Gray as a member of these groups (CMS data updated 2026-10-02).
- North Memorial Health Care504 clinicians in the group
- Kidney Specialists of Minnesota, PA33 clinicians in the group
- Regency Hospital of Minneapolis, LLC21 clinicians in the group
Specialties
- Nephrologyprimary
Other nephrologists in Golden Valley
Clinicians with the same Medicare primary specialty in Golden Valley, MN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of North Dakota School Of Medicine |
| Graduation year | 1987 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1619998499 |
| 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