John Robert Gray, M.D.
Nephrology Physician · Brooklyn Center, MN
John Robert Gray, M.D. is a nephrology physician with a practice address in Brooklyn Center, Minnesota, and NPI 1619998499, issued on Jul 21, 2006. Check the license (Minnesota 32388, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- John Robert Gray
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 32388 MN
Self-reported in NPPES; status is on the state search - Practice location
- 6200 Shingle Creek Pkwy, Brooklyn Center, MN 55430
- Phone
- (763) 544-0696
- Enumerated
- Jul 21, 2006
- Record last updated
- Mar 11, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid IDs
- 427392300 MN
31709300 WI - Medicare enrollment
- Enrolled (PECOS I20100222000866); accepts Medicare assignment
- Medical or professional school
- University Of North Dakota School Of Medicine, 1987
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 261 in Minnesota → Look up another NPI →
Also registered at 6200 Shingle Creek Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michelle Busch, A.N.P.Nurse Practitioner1174537542
- Cari Bushey, NPNurse Practitioner1619265444
- George Canas, M.D.Nephrology Physician1922025774
- Katherine Carlson, RDRenal Nutrition Registered Dietitian1023253069
- Carl Dean, M.D.Nephrology Physician1427285030
- Sandeep Gupta, M.B., B.S.Nephrology Physician1437183084
Verify John Robert Gray in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 32388Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
29% fewer Medicare Part D claims than the average nephrology physician in 2024
1,039 Medicare Part D claims for 182 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Jardiance134 claims
- Torsemide117 claims
- Calcitriol111 claims
- Lisinopril63 claims
- Metoprolol Succinate63 claims
- Amlodipine Besylate56 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through 3 group practices
- Kidney Specialists OF Minnesota, PABrooklyn Center, MN
- North Memorial Health CareRobbinsdale, MN
- Regency Hospital OF Minneapolis, LLCGolden Valley, MN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Robert Gray among 261 nephrology physician records in Minnesota
John Robert Gray, M.D. is one of 261 nephrology physician records with a practice address in Minnesota. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 54% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated1987 · median 2003 among the 190 with a school on file
- Record last updated2021 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 nephrology physician records list a practice address in Brooklyn Center
They are 17 of the 871 NPPES records with a practice address in Brooklyn Center, and 261 nephrology physician records in Minnesota.
All 261 in Minnesota → Every provider in Brooklyn Center → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Brady BrabecBrooklyn Center, MN 554301124343785
- George Canas, M.D.Brooklyn Center, MN 554301922025774
- Carl Dean, M.D.Brooklyn Center, MN 554301427285030
- Sandeep Gupta, M.B., B.S.Brooklyn Center, MN 554301437183084
- Abrar Khan, M.D.Brooklyn Center, MN 554301679972129
- Maxwell LeitherBrooklyn Center, MN 554301538459755
- Norman Lunde, M.D.Brooklyn Center, MN 554301013938885
- Brett Nyholm, M.D.Brooklyn Center, MN 554301255305355
Common questions
What is John Robert Gray, M.D.'s NPI number?
John Robert Gray, M.D.'s National Provider Identifier (NPI) is 1619998499, issued on Jul 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Robert Gray, M.D. located?
The NPPES record lists a practice address at 6200 Shingle Creek Pkwy, Brooklyn Center, MN, 55430. Phone: (763) 544-0696. Providers update this record themselves, so call before visiting.
How can I verify John Robert Gray, M.D.'s license?
NPPES lists Minnesota license number 32388, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John Robert Gray, M.D. prescribe under Medicare Part D?
In 2024, John Robert Gray, M.D. had 1,039 Medicare Part D claims for 182 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.