What is Sonia Okuyama Sasaki's specialty?

Sonia Okuyama Sasaki (NPI 1053520049) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in Denver, CO.

Where does Sonia Okuyama Sasaki practice?

Sonia Okuyama Sasaki practices in Denver, CO, based on the location reported in the CMS Medicare provider datasets for NPI 1053520049.

How much does Medicare pay Sonia Okuyama Sasaki?

Sonia Okuyama Sasaki (NPI 1053520049) received approximately $15K in total Medicare Part B payments, serving 76 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1053520049

Sonia Okuyama SasakiMD

Hematology-OncologyDenver, COI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

150

Distinct HCPCS

Medicare payment

$12K

Peer benchmark

Total Medicare services vs. 118 Hematology-Oncology providers in CO — bottom quintile (cohort median 956).

PRESCRIBING · PART D · 2024

Total Rx claims

149

Beneficiaries

—

Total drug cost

$721K

Distinct drugs

Brand share

44.3%

Top prescribed drugs

Lenalidomide24 claims

Prochlorperazine Maleate19 claims

Anastrozole19 claims

Ondansetron Hcl19 claims

Hydroxyurea15 claims

QUALITY · MIPS · 2024

Final MIPS score

96.7

Quality

92.2

Cost

80.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.91%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$163

Payment records

By payment type

Food and Beverage$163

Top paying entities

Food and Beverage$163

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 060011

Hospital

REFERRAL NETWORK

Where Sonia Okuyama Sasaki'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). 2 inbound referrers · 5 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Thanh Vu Diagnostic Radiology · Denver, CO	12	36
Elizabeth Dee Diagnostic Radiology · Denver, CO	11	27

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
DENVER HEALTH AND HOSPITAL AUTHORITY	46	678
Michael Mclaughlin Medical Oncology · Denver, CO	21	84
Thanh Vu Diagnostic Radiology · Denver, CO	15	50
Linda Miketic-Fielding Diagnostic Radiology · Denver, CO	11	21
DENVER HEALTH AND HOSPITAL AUTHORITY	11	30

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