What is Diane Nagasaka's specialty?

Diane Nagasaka (NPI 1144256603) is a Medicare-billing provider whose primary specialty is Family Practice in Wailuku, HI.

Where does Diane Nagasaka practice?

Diane Nagasaka practices in Wailuku, HI, based on the location reported in the CMS Medicare provider datasets for NPI 1144256603.

How much does Medicare pay Diane Nagasaka?

Diane Nagasaka (NPI 1144256603) received approximately $30K in total Medicare Part B payments, serving 197 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1144256603

Diane NagasakaM..D.

Family PracticeWailuku, HII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

471

Unique beneficiaries

—

Total services

772

Distinct HCPCS

Medicare payment

$30K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

3,750

Beneficiaries

—

Total drug cost

$509K

Distinct drugs

Brand share

23.3%

Top prescribed drugs

Atorvastatin Calcium345 claims

Rosuvastatin Calcium195 claims

Metoprolol Succinate171 claims

Levothyroxine Sodium164 claims

Losartan Potassium149 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$364

Payment records

By payment type

Food and Beverage$364

Top paying entities

Food and Beverage$364

REFERRAL NETWORK

Where Diane Nagasaka'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). 5 inbound referrers · 19 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Clinical Laboratories Of Hawaii Llp Clinical Laboratory · Ewa Beach, HI	212	1,280
WILLIAMS, BLANFORD	52	96
ROBB, LUNDIE	39	127
Clifford Rhodes Ophthalmology · Wailuku, HI	14	20
Jivin Tantisira Ophthalmology · Wailuku, HI	13	19

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Clinical Laboratories Of Hawaii Llp Clinical Laboratory · Ewa Beach, HI	99	547
WILLIAMS, BLANFORD	71	150
Lana Wilkinson Diagnostic Radiology · Wailuku, HI	54	94
Don Halouska Diagnostic Radiology · Wailuku, HI	50	88
ROBB, LUNDIE	42	96
MAUI MEMORIAL MEDICAL CENTER	31	104
WALGREEN CO.	24	36
William Mitchell Pulmonary Disease · Wailuku, HI	20	57
NPI 1801821178	18	105
SAFEWAY INC	17	19
Navjot Singh Gastroenterology · Fort Myers, FL	15	40
Clifford Rhodes Ophthalmology · Wailuku, HI	14	22

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