What is Lewis Self's specialty?

Lewis Self (NPI 1942368907) is a Medicare-billing provider whose primary specialty is Internal Medicine in Encinitas, CA.

Where does Lewis Self practice?

Lewis Self practices in Encinitas, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1942368907.

How much does Medicare pay Lewis Self?

Lewis Self (NPI 1942368907) received approximately $38K in total Medicare Part B payments, serving 179 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1942368907

Lewis SelfMD

PRACTICESCRIPPS HEALTHSee all providers at this practice →

Internal MedicineEncinitas, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

342

Unique beneficiaries

—

Total services

485

Distinct HCPCS

Medicare payment

$37K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — below median (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$407

Distinct drugs

Brand share

35.5%

Top prescribed drugs

Ciprofloxacin Hcl20 claims

Albuterol Sulfate11 claims

QUALITY · MIPS · 2024

Final MIPS score

84.9

Quality

71.1

Cost

69.2

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.42%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Lewis Self'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 · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Jeffrey Ramos Internal Medicine · San Diego, CA	68	141
Philip Hoang Diagnostic Radiology · La Jolla, CA	58	132
MCCREIGHT, PETER	58	116
Kevin Ishioka Diagnostic Radiology · La Jolla, CA	55	127
Charles Liu Diagnostic Radiology · La Jolla, CA	54	117
David Vu Diagnostic Radiology · San Diego, CA	50	93
SAN DIEGO MEDICAL SERVICES ENTERPRISE, LLC	48	89
Mark Adrian Internal Medicine · La Jolla, CA	47	102
Douglas Crowley Internal Medicine · Encinitas, CA	43	129
David Smith Emergency Medicine · La Jolla, CA	42	68
VARNEY, ROBERT	42	87
Mihae Joo Internal Medicine · Mesa, AZ	39	127

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.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events