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PROVIDER PROFILE · NPI 1245332220

Gary LaiM.D.

Internal MedicineChino, CAI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 058063
Home health agency
CCN 055126
Nursing home
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$49
Payment records
2
By payment type
Food and Beverage$49
PRESCRIBING · PART D · 2024
Total Rx claims
3,496
Beneficiaries
—
Total drug cost
$203K
Distinct drugs
74
Brand share
13.3%
Top prescribed drugs
Amlodipine Besylate348 claims
Atorvastatin Calcium284 claims
Losartan Potassium224 claims
Metformin Hcl197 claims
Rosuvastatin Calcium126 claims
REFERRAL NETWORK

Where Gary Lai'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). 22 inbound referrers · 42 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
William Tsai
Family Practice · Upland, CA
44341
GARY T. LAI, M.D.43107
James Beaty
Podiatry · Ojai, CA
3784
CHARAP, ARTHUR2732
Aaron Jun
Diagnostic Radiology · Rancho Cucamonga, CA
26125
Ralph Conner
General Practice · Anaheim, CA
2149
POMONA VALLEY HOSPITAL MEDICAL CENTER2167
THC - ORANGE COUNTY, LLC2083
Gene Hong
Internal Medicine · Montclair, CA
1973
Shahram Khorrami
Pulmonary Disease · Montclair, CA
18104
SCHAEFER AMBULANCE SERVICE, INC1845
GENTLE RIDE INC1638
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Kan-Di-Ki Llc
Portable X-Ray Supplier · North Hollywood, CA
62587
American Medical Response Of Inland Empire
Ambulance Service Provider · Redlands, CA
46190
CHINO VALLEY REHABILITATION CENTER LLC44271
PRIME HEALTHCARE SERVICES - MONTCLAIR, LLC44115
James Beaty
Podiatry · Ojai, CA
41108
William Tsai
Family Practice · Upland, CA
36279
COBB, STEVEN3096
Alice Wang
Diagnostic Radiology · Rancho Cucamonga, CA
2788
Joshua Koh
Psychiatry · San Dimas, CA
27113
CHARAP, ARTHUR2636
NPI 17907210412475
Billie Buhnerkempe
Physician Assistant · Springfield, IL
2235
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.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
146
Unique beneficiaries
—
Total services
227
Distinct HCPCS
4
Medicare payment
$15K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 10,499 Internal Medicine providers in CA — below median (cohort median 531).