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PROVIDER PROFILE · NPI 1265432967

Calvin LeiMD

Internal MedicinePleasanton, 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 (6)

CCN 059145
Home health agency
CCN 059495
Home health agency
CCN 557754
Home health agency
CCN 559320
Home health agency
CCN 050283
Hospital
CCN 050441
Hospital
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$124
Payment records
1
By payment type
Food and Beverage$124
PRESCRIBING · PART D · 2024
Total Rx claims
5,225
Beneficiaries
—
Total drug cost
$365K
Distinct drugs
113
Brand share
19.8%
Top prescribed drugs
Atorvastatin Calcium349 claims
Amlodipine Besylate241 claims
Losartan Potassium216 claims
Zolpidem Tartrate188 claims
Levothyroxine Sodium182 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,427
Unique beneficiaries
—
Total services
1,966
Distinct HCPCS
13
Medicare payment
$175K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 10,499 Internal Medicine providers in CA — top quintile (cohort median 531).
REFERRAL NETWORK

Where Calvin Lei'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). 27 inbound referrers · 46 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
STANFORD HEALTH CARE TRI-VALLEY2691,175
Morgan Lin
Cardiology · Pleasanton, CA
50224
Mark Tu
Diagnostic Radiology · Walnut Creek, CA
46178
Aman Saw
Interventional Cardiology · Pleasanton, CA
43245
Kevin Lee
Pulmonary Disease · Livermore, CA
38269
Tsung Wong
Family Practice · Livermore, CA
30116
Kimberly Blumberg
Diagnostic Radiology · Walnut Creek, CA
2973
North Star Emergency Services, Inc.
Ambulance Service Provider · Livermore, CA
2696
Ian Stine
Orthopedic Surgery · Pleasanton, CA
24129
Ruby Chang
Diagnostic Radiology · Walnut Creek, CA
23101
Ramford Ng
Cardiology · Pleasanton, CA
22117
Donald Lai
Cardiology · Pleasanton, CA
22173
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
STANFORD HEALTH CARE TRI-VALLEY152650
Unilab Corporation
Clinical Laboratory · Sacramento, CA
67210
Christopher Tran
Diagnostic Radiology · Walnut Creek, CA
51191
Morgan Lin
Cardiology · Pleasanton, CA
46215
Kevin Lee
Pulmonary Disease · Livermore, CA
41262
PARAMEDICS PLUS, LLC38121
Mark Tu
Diagnostic Radiology · Walnut Creek, CA
36134
Kimberly Blumberg
Diagnostic Radiology · Walnut Creek, CA
36104
North Star Emergency Services, Inc.
Ambulance Service Provider · Livermore, CA
33104
Aman Saw
Interventional Cardiology · Pleasanton, CA
33159
Amy Asandra
Diagnostic Radiology · Walnut Creek, CA
3193
PROFESSIONAL HOME CARE ASSOCIATES2959
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.