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PROVIDER PROFILE · NPI 1104881457

Joshua GreensteinM.D.

NephrologyEscondido, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

CCN 052525
Dialysis facility
CCN 552618
Dialysis facility
CCN 752514
Dialysis facility
CCN 050115
Hospital
CCN 050636
Hospital
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$18
Payment records
3
By payment type
Education$18
Top paying entities
Education$18
PRESCRIBING · PART D · 2024
Total Rx claims
2,082
Beneficiaries
—
Total drug cost
$218K
Distinct drugs
68
Brand share
14.1%
Top prescribed drugs
Amlodipine Besylate179 claims
Furosemide100 claims
Lisinopril89 claims
Calcitriol76 claims
Atorvastatin Calcium73 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,183
Unique beneficiaries
—
Total services
2,927
Distinct HCPCS
17
Medicare payment
$186K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 985 Nephrology providers in CA — top quintile (cohort median 1,482).
REFERRAL NETWORK

Where Joshua Greenstein'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). 52 inbound referrers · 92 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
PALOMAR HEALTH195690
NPI 1255335535125648
Mohammed Neyaz
Nephrology · Escondido, CA
91238
Kiran Patel
Diagnostic Radiology · Oceanside, CA
86176
PALOMAR HEALTH74280
SAN MARCOS DIALYSIS LLC71231
NPI 124533123053118
Jeffrey Miller
Diagnostic Radiology · Oceanside, CA
47114
NPI 10634734294277
Tan Nguyen
Diagnostic Radiology · Dallas, TX
4192
William Kakimoto
Diagnostic Radiology · La Jolla, CA
3776
Michael Noud
Diagnostic Radiology · Oceanside, CA
3564
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
PALOMAR HEALTH172736
Laboratory Corporation Of America
Clinical Laboratory · San Diego, CA
141524
Joseph Hebreo
Nephrology · Escondido, CA
127484
NPI 1255335535125636
Mark Shapiro
Internal Medicine · Escondido, CA
112492
Osman Khawar
Nephrology · Escondido, CA
109409
Mohammed Neyaz
Nephrology · Escondido, CA
88249
SAN MARCOS DIALYSIS LLC68376
DVA RENAL HEALTHCARE INC66709
Kiran Patel
Diagnostic Radiology · Oceanside, CA
65158
DOVES DIALYSIS LLC65517
Jeremy Stupin
Diagnostic Radiology · Escondido, CA
63161
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.