PROVIDER PROFILE · NPI 1538184221

Ma Rosario GuzmanM.D.

PRACTICEOHANA HEART LLCSee all providers at this practice →

Family PracticeMakawao, HII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

675

Unique beneficiaries

—

Total services

1,155

Distinct HCPCS

Medicare payment

$86K

Peer benchmark

Total Medicare services vs. 333 Family Practice providers in HI — top quintile (cohort median 313).

PRESCRIBING · PART D · 2024

Total Rx claims

7,752

Beneficiaries

—

Total drug cost

$820K

Distinct drugs

105

Brand share

18.5%

Top prescribed drugs

Atorvastatin Calcium558 claims

Losartan Potassium511 claims

Amlodipine Besylate478 claims

Rosuvastatin Calcium360 claims

Metoprolol Succinate350 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$195

Payment records

By payment type

Food and Beverage$195

REFERRAL NETWORK

Where Ma Rosario Guzman'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). 8 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	219	1,005
WILLIAMS, BLANFORD	56	107
Jivin Tantisira Ophthalmology · Wailuku, HI	17	45
ROBB, LUNDIE	16	29
THOMASON-GREER, DANA	15	40
Deborah Mathias General Practice · Wailuku, HI	14	31
James Muto Cardiology · Kahului, HI	11	37
Turgut Berkmen Diagnostic Radiology · New Haven, CT	11	28

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