What is John Gray's specialty?

John Gray (NPI 1619998499) is a Medicare-billing provider whose primary specialty is Nephrology in Brooklyn Center, MN.

Where does John Gray practice?

John Gray practices in Brooklyn Center, MN, based on the location reported in the CMS Medicare provider datasets for NPI 1619998499.

How much does Medicare pay John Gray?

John Gray (NPI 1619998499) received approximately $99K in total Medicare Part B payments, serving 360 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1619998499

John GrayM.D.

NephrologyBrooklyn Center, MNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

499

Unique beneficiaries

—

Total services

816

Distinct HCPCS

Medicare payment

$90K

Peer benchmark

Total Medicare services vs. 176 Nephrology providers in MN — above median (cohort median 667).

PRESCRIBING · PART D · 2024

Total Rx claims

884

Beneficiaries

—

Total drug cost

$210K

Distinct drugs

Brand share

21.3%

Top prescribed drugs

Empagliflozin134 claims

Torsemide117 claims

Calcitriol111 claims

Metoprolol Succinate63 claims

Lisinopril63 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where John Gray's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 51 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
NPI 1083760789	98	413
Michael Somermeyer Nephrology · Brooklyn Center, MN	91	367
Brett Nyholm Nephrology · Brooklyn Center, MN	85	267
Orvin Visaya Nephrology · Brooklyn Center, MN	76	315
Hennepin Healthcare System, Inc Opioid Treatment Program · Minneapolis, MN	37	143
Nellie Bauer Diagnostic Radiology · Robbinsdale, MN	32	81
Allina Health System Ambulance Service Provider · Saint Paul, MN	31	63
Troy Long Interventional Radiology · Robbinsdale, MN	30	74
Andrew Ruppert Diagnostic Radiology · Robbinsdale, MN	29	81
NPI 1255335535	26	107
James Gitter Nephrology · Richfield, MN	23	57
Mark Pilot Diagnostic Radiology · Robbinsdale, MN	22	46

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history