What is Gregory Martinez's specialty?

Gregory Martinez (NPI 1982863098) is a Medicare-billing provider whose primary specialty is Nephrology in Fresno, CA.

Where does Gregory Martinez practice?

Gregory Martinez practices in Fresno, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1982863098.

How much does Medicare pay Gregory Martinez?

Gregory Martinez (NPI 1982863098) received approximately $345K in total Medicare Part B payments, serving 878 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1982863098

Gregory MartinezM.D.

PRACTICETHE NEPHROLOGY GROUP, INC.See all providers at this practice →

NephrologyFresno, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

4,148

Unique beneficiaries

—

Total services

10,870

Distinct HCPCS

Medicare payment

$302K

Peer benchmark

Total Medicare services vs. 985 Nephrology providers in CA — top quintile (cohort median 1,482).

PRESCRIBING · PART D · 2024

Total Rx claims

1,844

Beneficiaries

—

Total drug cost

$584K

Distinct drugs

Brand share

22.1%

Top prescribed drugs

Furosemide203 claims

Allopurinol201 claims

Amlodipine Besylate144 claims

Hydralazine Hcl130 claims

Losartan Potassium127 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$1K

Payment records

By payment type

Food and Beverage$1K

Top paying entities

Food and Beverage$1K

REFERRAL NETWORK

Where Gregory Martinez'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). 111 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
FRESNO COMMUNITY HOSPITAL AND MEDICAL CENTER	279	957
SAINT AGNES MEDICAL CENTER	259	806
Unilab Corporation Clinical Laboratory · West Hills, CA	252	769
Joseph Duflot Nephrology · Fresno, CA	153	440
NPI 1255335535	136	609
Steven Levy Nephrology · Fresno, CA	128	450
Steve Su Nephrology · Fresno, CA	128	420
Mei-Tsuey Hwang Nephrology · Fresno, CA	125	425
Bipin Joshi Cardiology · Fresno, CA	121	254
Hemant Dhingra Nephrology · Fresno, CA	116	252
Anuradha Suri Nephrology · Fresno, CA	96	323
Martin Rindahl Interventional Radiology · Clovis, CA	87	227

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