PROVIDER PROFILE · NPI 1871566554

Douglas SakamotoM.D.

PRACTICEDAN K SAKAMOTO M D MEDICAL CORPSee all providers at this practice →

OphthalmologyTorrance, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

4,450

Unique beneficiaries

—

Total services

5,324

Distinct HCPCS

Medicare payment

$430K

Peer benchmark

Total Medicare services vs. 2,144 Ophthalmology providers in CA — top quintile (cohort median 1,859).

PRESCRIBING · PART D · 2024

Total Rx claims

3,703

Beneficiaries

—

Total drug cost

$427K

Distinct drugs

Brand share

35.8%

Top prescribed drugs

Latanoprost755 claims

Timolol Maleate417 claims

Dorzolamide Hcl/Timolol Maleat382 claims

Brimonidine Tartrate333 claims

Prednisolone Acetate273 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$105

Payment records

By payment type

Food and Beverage$105

REFERRAL NETWORK

Where Douglas Sakamoto'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
TORRANCE MEMORIAL MEDICAL CENTER	232	553
Unilab Corporation Clinical Laboratory · West Hills, CA	58	122
PATHOLOGY, INC.	26	41
Dan Sakamoto Ophthalmology · Torrance, CA	20	31
PROVIDENCE HEALTH SYSTEM - SOUTHERN CALIFORNIA	20	35
Donald Inadomi Internal Medicine · Torrance, CA	17	55
Anna Mellor Internal Medicine · Rolling Hills Estates, CA	14	53
Steven Underberger Anesthesiology · Torrance, CA	14	37
John Tsao Internal Medicine · Torrance, CA	13	19
CHEN, ANTHONY	13	30
Mark Lurie Internal Medicine · Torrance, CA	13	25
Erol Kosar Clinical Cardiac Electrophysiology · Torrance, CA	12	37

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