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PROVIDER PROFILE · NPI 1700855210

Ehsan ShahmirMD

PRACTICEDAVITA NEPHROLOGY MEDICAL ASSOCIATES OF CALIFORNIA INCSee all providers at this practice →
NephrologyVacaville, CAI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$163
Payment records
3
By payment type
Food and Beverage$163
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
878
Beneficiaries
—
Total drug cost
$237K
Distinct drugs
31
Brand share
21.3%
Top prescribed drugs
Losartan Potassium76 claims
Amlodipine Besylate73 claims
Atorvastatin Calcium73 claims
Allopurinol71 claims
Metoprolol Succinate65 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
85
Unique beneficiaries
—
Total services
226
Distinct HCPCS
4
Medicare payment
$36K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 985 Nephrology providers in CA — bottom quintile (cohort median 1,482).
REFERRAL NETWORK

Where Ehsan Shahmir'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). 47 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Lewis Weisblum
Diagnostic Radiology · Fairfield, CA
85374
NPI 125533553585750
Steven Ong
Nephrology · Fairfield, CA
68267
RENAL TREATMENT CENTERS CALIFORNIA INC45601
Sreenivasa Ravuri
Critical Care (Intensivists) · Orlando, FL
42211
Edward Yoon
Cardiology · San Pablo, CA
37192
ANTON, STEVEN36150
Gregory Warner
Infectious Disease · Vacaville, CA
32101
Fernando Otero
Vascular Surgery · Walnut Creek, CA
29386
Maria Duran
Internal Medicine · Tacoma, WA
29134
Kyle Holmes
Emergency Medicine · Fairfeild, CA
2871
Warren Joseph San Diego
Internal Medicine · Fairfield, CA
28123
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.