What is Douglas Sakamoto's specialty?

Douglas Sakamoto (NPI 1871566554) is a Medicare-billing provider whose primary specialty is Ophthalmology in Torrance, CA.

Where does Douglas Sakamoto practice?

Douglas Sakamoto practices in Torrance, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1871566554.

How much does Medicare pay Douglas Sakamoto?

Douglas Sakamoto (NPI 1871566554) received approximately $439K in total Medicare Part B payments, serving 1,768 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

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

Top paying entities

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events