PROVIDER PROFILE · NPI 1356428072

Robert IsomM.D.

NephrologyPortland, MEI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,026

Unique beneficiaries

—

Total services

3,887

Distinct HCPCS

Medicare payment

$126K

Peer benchmark

Total Medicare services vs. 36 Nephrology providers in ME — top quintile (cohort median 458).

PRESCRIBING · PART D · 2024

Total Rx claims

1,267

Beneficiaries

—

Total drug cost

$215K

Distinct drugs

Brand share

22.4%

Top prescribed drugs

Amlodipine Besylate158 claims

Empagliflozin158 claims

Calcitriol99 claims

Losartan Potassium73 claims

Famotidine59 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$854

Payment records

By payment type

Food and Beverage$854

REFERRAL NETWORK

Where Robert Isom'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). 21 inbound referrers · 47 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Jane Tan Nephrology · Palo Alto, CA	59	434
Vasyl Warvariv Nephrology · Stanford, CA	55	458
Ann Leung Diagnostic Radiology · Stanford, CA	33	144
DESSER, TERRY	27	81
SCANDLING, JOHN	25	141
Marc Melcher General Surgery · Palo Alto, CA	24	142
Kathryn Stevens Diagnostic Radiology · Stanford, CA	23	94
Linda Morimoto Diagnostic Radiology · Stanford, CA	21	62
Andreas Loening Diagnostic Radiology · Stanford, CA	21	85
JEFFREY, ROBERT	20	105
Ingela Schnittger Cardiology · Stanford, CA	20	56
Joshua Spin Cardiology · Stanford, CA	19	71

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
STANFORD HEALTH CARE	231	2,226
Vasyl Warvariv Nephrology · Stanford, CA	48	362
Jane Tan Nephrology · Palo Alto, CA	48	522
Haiwei Guo Diagnostic Radiology · Stanford, CA	43	294
Paul Zei Clinical Cardiac Electrophysiology · Boston, MA	31	239
Ann Leung Diagnostic Radiology · Stanford, CA	26	126
Richard Lafayette Nephrology · Stanford, CA	26	216
Linda Morimoto Diagnostic Radiology · Stanford, CA	26	94
Eurofins Ascend Clinical, Llc Clinical Laboratory · Sunnyvale, CA	25	113
DESSER, TERRY	25	74
Andreas Loening Diagnostic Radiology · Stanford, CA	21	79
FEDERLE, MICHAEL	21	108

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