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PROVIDER PROFILE · NPI 1063447811

Greg LewisM.D.

PRACTICEXIMED IPASee all providers at this practice →
Internal MedicineLa Jolla, CAI
CROSS-REFERENCE

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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 (1)

CCN 050324
Hospital
PRESCRIBING · PART D · 2024
Total Rx claims
24
Beneficiaries
—
Total drug cost
$193
Distinct drugs
2
Brand share
50.0%
Top prescribed drugs
Atorvastatin Calcium12 claims
Hydrocodone/Acetaminophen12 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
409
Unique beneficiaries
—
Total services
702
Distinct HCPCS
5
Medicare payment
$61K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 10,499 Internal Medicine providers in CA — above median (cohort median 531).
REFERRAL NETWORK

Where Greg Lewis'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). 54 inbound referrers · 95 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Douglas Crowley
Internal Medicine · Encinitas, CA
57144
Kamron Mirkarimi
Internal Medicine · San Diego, CA
55176
Charles Liu
Diagnostic Radiology · La Jolla, CA
52111
Mark Adrian
Internal Medicine · La Jolla, CA
49139
David Vu
Diagnostic Radiology · San Diego, CA
49107
Philip Hoang
Diagnostic Radiology · La Jolla, CA
4789
MCCREIGHT, PETER4790
Kevin Ishioka
Diagnostic Radiology · La Jolla, CA
3891
American Medical Response Ambulance Service, Inc.
Ambulance Service Provider · San Diego, CA
3683
Jeffrey Ramos
Internal Medicine · San Diego, CA
3678
Anthony Ferkich
Emergency Medicine · National City, CA
3664
Aditi Patel
Internal Medicine · Burlingame, CA
3584
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
SCRIPPS HEALTH249429
James Boyd
Family Practice · Del Mar, CA
82227
American Medical Response Ambulance Service, Inc.
Ambulance Service Provider · San Diego, CA
68160
Douglas Crowley
Internal Medicine · Encinitas, CA
65132
MCCREIGHT, PETER60127
Kamron Mirkarimi
Internal Medicine · San Diego, CA
60181
George Wesbey
Diagnostic Radiology · La Jolla, CA
59102
Rahul Patel
Diagnostic Radiology · San Diego, CA
59104
Philip Hoang
Diagnostic Radiology · La Jolla, CA
56111
Kan-Di-Ki Llc
Portable X-Ray Supplier · North Hollywood, CA
51320
AMERICAN MEDICAL RESPONSE OF SAN DIEGO, INC.4978
MARTIN, KENDALL4882
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.