PROVIDER PROFILE · NPI 1669491858

Samuel JohnsenM.D.

PRACTICELAULEA HEALTH CENTER LLCSee all providers at this practice →

Internal MedicineLahaina, HII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

432

Unique beneficiaries

—

Total services

822

Distinct HCPCS

Medicare payment

$45K

Peer benchmark

Total Medicare services vs. 453 Internal Medicine providers in HI — top quintile (cohort median 450).

PRESCRIBING · PART D · 2024

Total Rx claims

4,332

Beneficiaries

—

Total drug cost

$418K

Distinct drugs

106

Brand share

20.5%

Top prescribed drugs

Atorvastatin Calcium313 claims

Rosuvastatin Calcium170 claims

Levothyroxine Sodium139 claims

Hydrocodone/Acetaminophen139 claims

Amlodipine Besylate137 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$858

Payment records

By payment type

Food and Beverage$858

REFERRAL NETWORK

Where Samuel Johnsen'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). 13 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Clinical Laboratories Of Hawaii Llp Clinical Laboratory · Ewa Beach, HI	246	1,233
ROBB, LUNDIE	37	61
WILLIAMS, BLANFORD	35	55
Turgut Berkmen Diagnostic Radiology · New Haven, CT	23	48
Anne Biedel Family Practice · Lahaina, HI	22	49
Ronald Boyd Diagnostic Radiology · Kahului, HI	17	35
Jay Lakkis Nephrology · New York, NY	16	200
George Martin Dermatology · Kihei, HI	15	26
LIBERTY DIALYSIS - HAWAII LLC	15	96
George Powell Neurology · Wailuku, HI	12	34
WOLZ, PAMELA	12	21
Ramin Altaha Hematology-Oncology · Wailuku, HI	11	54

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